chore(app): schedule layout sunset outside prod

Co-authored-by: Victor Navarro <vn4varro@gmail.com>

.opencode/tool/github-triage.ts

@@ -4,7 +4,7 @@ import { tool } from "@opencode-ai/plugin"
 const TEAM = {
   tui: ["kommander", "simonklee"],
   desktop_web: ["Hona", "Brendonovich"],
-  core: ["jlongster", "rekram1-node", "nexxeln", "kitlangton", "starptech"],
+  core: ["jlongster", "rekram1-node", "nexxeln", "kitlangton"],
   inference: ["fwang", "MrMushrooooom", "starptech"],
   windows: ["Hona"],
 } as const

artifacts/glm52-rise-video/sst-env.d.ts

@@ -0,0 +1,10 @@
+/* This file is auto-generated by SST. Do not edit. */
+/* tslint:disable */
+/* eslint-disable */
+/* deno-fmt-ignore-file */
+/* biome-ignore-all lint: auto-generated */
+
+/// <reference path="../../sst-env.d.ts" />
+
+import "sst"
+export {}

bun.lock

@@ -29,7 +29,7 @@
     },
     "packages/app": {
       "name": "@opencode-ai/app",
-      "version": "1.17.17",
+      "version": "1.17.18",
       "dependencies": {
         "@corvu/drawer": "catalog:",
         "@dnd-kit/abstract": "0.5.0",
@@ -95,7 +95,7 @@
     },
     "packages/cli": {
       "name": "@opencode-ai/cli",
-      "version": "1.17.17",
+      "version": "1.17.18",
       "bin": {
         "lildax": "./bin/lildax.cjs",
       },
@@ -143,7 +143,7 @@
     },
     "packages/codemode": {
       "name": "@opencode-ai/codemode",
-      "version": "1.17.17",
+      "version": "1.17.18",
       "dependencies": {
         "acorn": "8.15.0",
         "effect": "catalog:",
@@ -157,7 +157,7 @@
     },
     "packages/console/app": {
       "name": "@opencode-ai/console-app",
-      "version": "1.17.17",
+      "version": "1.17.18",
       "dependencies": {
         "@cloudflare/vite-plugin": "1.15.2",
         "@ibm/plex": "6.4.1",
@@ -193,7 +193,7 @@
     },
     "packages/console/core": {
       "name": "@opencode-ai/console-core",
-      "version": "1.17.17",
+      "version": "1.17.18",
       "dependencies": {
         "@aws-sdk/client-sts": "3.782.0",
         "@jsx-email/render": "1.1.1",
@@ -220,7 +220,7 @@
     },
     "packages/console/function": {
       "name": "@opencode-ai/console-function",
-      "version": "1.17.17",
+      "version": "1.17.18",
       "dependencies": {
         "@ai-sdk/anthropic": "3.0.82",
         "@ai-sdk/openai": "3.0.48",
@@ -242,7 +242,7 @@
     },
     "packages/console/mail": {
       "name": "@opencode-ai/console-mail",
-      "version": "1.17.17",
+      "version": "1.17.18",
       "dependencies": {
         "@jsx-email/all": "2.2.3",
         "@jsx-email/cli": "1.4.3",
@@ -266,7 +266,7 @@
     },
     "packages/console/support": {
       "name": "@opencode-ai/console-support",
-      "version": "1.17.17",
+      "version": "1.17.18",
       "dependencies": {
         "@cloudflare/vite-plugin": "1.15.2",
         "@opencode-ai/console-core": "workspace:*",
@@ -286,7 +286,7 @@
     },
     "packages/core": {
       "name": "@opencode-ai/core",
-      "version": "1.17.17",
+      "version": "1.17.18",
       "bin": {
         "opencode": "./bin/opencode",
       },
@@ -380,7 +380,7 @@
     },
     "packages/desktop": {
       "name": "@opencode-ai/desktop",
-      "version": "1.17.17",
+      "version": "1.17.18",
       "dependencies": {
         "@zip.js/zip.js": "2.7.62",
         "effect": "catalog:",
@@ -434,7 +434,7 @@
     },
     "packages/effect-drizzle-sqlite": {
       "name": "@opencode-ai/effect-drizzle-sqlite",
-      "version": "1.17.17",
+      "version": "1.17.18",
       "dependencies": {
         "drizzle-orm": "catalog:",
         "effect": "catalog:",
@@ -448,7 +448,7 @@
     },
     "packages/effect-sqlite-node": {
       "name": "@opencode-ai/effect-sqlite-node",
-      "version": "1.17.17",
+      "version": "1.17.18",
       "dependencies": {
         "effect": "catalog:",
       },
@@ -460,7 +460,7 @@
     },
     "packages/enterprise": {
       "name": "@opencode-ai/enterprise",
-      "version": "1.17.17",
+      "version": "1.17.18",
       "dependencies": {
         "@hono/standard-validator": "catalog:",
         "@opencode-ai/core": "workspace:*",
@@ -492,7 +492,7 @@
     },
     "packages/function": {
       "name": "@opencode-ai/function",
-      "version": "1.17.17",
+      "version": "1.17.18",
       "dependencies": {
         "@octokit/auth-app": "8.0.1",
         "@octokit/rest": "catalog:",
@@ -508,7 +508,7 @@
     },
     "packages/http-recorder": {
       "name": "@opencode-ai/http-recorder",
-      "version": "1.17.17",
+      "version": "1.17.18",
       "dependencies": {
         "@effect/platform-node": "4.0.0-beta.83",
         "@effect/platform-node-shared": "4.0.0-beta.83",
@@ -539,7 +539,7 @@
     },
     "packages/llm": {
       "name": "@opencode-ai/llm",
-      "version": "1.17.17",
+      "version": "1.17.18",
       "dependencies": {
         "@opencode-ai/schema": "workspace:*",
         "@smithy/eventstream-codec": "4.2.14",
@@ -558,7 +558,7 @@
     },
     "packages/opencode": {
       "name": "opencode",
-      "version": "1.17.17",
+      "version": "1.17.18",
       "bin": {
         "opencode": "./bin/opencode",
       },
@@ -689,7 +689,7 @@
     },
     "packages/plugin": {
       "name": "@opencode-ai/plugin",
-      "version": "1.17.17",
+      "version": "1.17.18",
       "dependencies": {
         "@ai-sdk/provider": "3.0.8",
         "@opencode-ai/sdk": "workspace:*",
@@ -765,7 +765,7 @@
     },
     "packages/sdk/js": {
       "name": "@opencode-ai/sdk",
-      "version": "1.17.17",
+      "version": "1.17.18",
       "dependencies": {
         "cross-spawn": "catalog:",
       },
@@ -780,7 +780,7 @@
     },
     "packages/server": {
       "name": "@opencode-ai/server",
-      "version": "1.17.17",
+      "version": "1.17.18",
       "dependencies": {
         "@opencode-ai/core": "workspace:*",
         "@opencode-ai/protocol": "workspace:*",
@@ -795,7 +795,7 @@
     },
     "packages/session-ui": {
       "name": "@opencode-ai/session-ui",
-      "version": "1.17.17",
+      "version": "1.17.18",
       "dependencies": {
         "@kobalte/core": "catalog:",
         "@opencode-ai/core": "workspace:*",
@@ -839,7 +839,7 @@
     },
     "packages/slack": {
       "name": "@opencode-ai/slack",
-      "version": "1.17.17",
+      "version": "1.17.18",
       "dependencies": {
         "@opencode-ai/sdk": "workspace:*",
         "@slack/bolt": "^3.17.1",
@@ -852,7 +852,7 @@
     },
     "packages/stats/app": {
       "name": "@opencode-ai/stats-app",
-      "version": "1.17.17",
+      "version": "1.17.18",
       "dependencies": {
         "@ibm/plex": "6.4.1",
         "@opencode-ai/stats-core": "workspace:*",
@@ -885,7 +885,7 @@
     },
     "packages/stats/core": {
       "name": "@opencode-ai/stats-core",
-      "version": "1.17.17",
+      "version": "1.17.18",
       "dependencies": {
         "@aws-sdk/client-athena": "3.933.0",
         "@planetscale/database": "1.19.0",
@@ -904,7 +904,7 @@
     },
     "packages/stats/server": {
       "name": "@opencode-ai/stats-server",
-      "version": "1.17.17",
+      "version": "1.17.18",
       "dependencies": {
         "@aws-sdk/client-firehose": "3.933.0",
         "@effect/platform-node": "catalog:",
@@ -945,7 +945,7 @@
     },
     "packages/tui": {
       "name": "@opencode-ai/tui",
-      "version": "1.17.17",
+      "version": "1.17.18",
       "dependencies": {
         "@opencode-ai/core": "workspace:*",
         "@opencode-ai/plugin": "workspace:*",
@@ -972,7 +972,7 @@
     },
     "packages/ui": {
       "name": "@opencode-ai/ui",
-      "version": "1.17.17",
+      "version": "1.17.18",
       "dependencies": {
         "@kobalte/core": "catalog:",
         "@pierre/diffs": "catalog:",
@@ -1023,7 +1023,7 @@
     },
     "packages/web": {
       "name": "@opencode-ai/web",
-      "version": "1.17.17",
+      "version": "1.17.18",
       "dependencies": {
         "@astrojs/cloudflare": "12.6.3",
         "@astrojs/markdown-remark": "6.3.1",

infra/lake.ts

@@ -67,6 +67,10 @@ const athenaWorkgroup = new aws.athena.Workgroup("LakeAthenaWorkgroup", {
   configuration: {
     enforceWorkgroupConfiguration: true,
     publishCloudwatchMetricsEnabled: true,
+    // Athena bills $5/TB scanned; kill any query that would scan more than 2 TB
+    // so a regression cannot silently burn money. Stats sync full passes scan
+    // ~250 GB as of 2026-07.
+    bytesScannedCutoffPerQuery: 2 * 1024 ** 4,
     resultConfiguration: {
       outputLocation: $interpolate`s3://${athenaResultsBucket.bucket}/`,
     },

infra/stats.ts

@@ -185,7 +185,9 @@ export const statSync = new sst.aws.Service("StatsSyncService", {
   cluster: lakeCluster,
   architecture: "arm64",
   cpu: "0.25 vCPU",
-  memory: "0.5 GB",
+  // 0.5 GB caused an OOM crash loop: every restart immediately re-ran the 4 Athena
+  // stats queries (~$5/pass) every ~5 minutes instead of hourly.
+  memory: "2 GB",
   image: {
     context: ".",
     dockerfile: "packages/stats/server/Dockerfile",

packages/app/e2e/regression/file-browser-sidebar-tab-switch.spec.ts

@@ -0,0 +1,150 @@
+import { base64Encode } from "@opencode-ai/core/util/encode"
+import { expect, test, type Page } from "@playwright/test"
+import { mockOpenCodeServer } from "../utils/mock-server"
+import { expectSessionTitle } from "../utils/waits"
+
+const directory = "C:/OpenCode/FileBrowserSidebar"
+const projectID = "proj_file_browser_sidebar"
+const sessionID = "ses_file_browser_sidebar"
+const title = "File browser sidebar"
+const server = `http://${process.env.PLAYWRIGHT_SERVER_HOST ?? "127.0.0.1"}:${process.env.PLAYWRIGHT_SERVER_PORT ?? "4096"}`
+const files = Array.from({ length: 80 }, (_, index) => `file-${String(index).padStart(2, "0")}.ts`)
+// Marks the file-browser sidebar DOM node so a remount (fresh node) is detectable.
+const PROBE = "original"
+
+test.use({ viewport: { width: 1440, height: 900 } })
+
+// The file-browser sidebar must stay mounted across preview/pinned file-tab
+// switches. Remounting resets scroll and filter state.
+test("keeps the file-browser sidebar mounted when switching file tabs", async ({ page }) => {
+  await setup(page)
+
+  await page.goto(`/server/${base64Encode(server)}/session/${sessionID}`)
+  await expectSessionTitle(page, title)
+
+  const panel = page.locator("#review-panel")
+  await panel.getByRole("button", { name: "Open file" }).click()
+  await expect(panel.getByRole("tab", { name: "Open file" })).toHaveAttribute("data-selected", "")
+
+  const sidebar = panel.locator('[data-component="session-review-v2-sidebar-root"]')
+  await expect(sidebar).toBeVisible()
+  await expect(panel.getByRole("button", { name: "file-00.ts" })).toBeVisible()
+
+  await panel.getByRole("button", { name: "file-00.ts" }).click()
+  await expect(panel.getByRole("tab", { name: "file-00.ts" })).toHaveAttribute("data-selected", "")
+  await expect(panel.getByText("contents:file-00.ts", { exact: true })).toBeVisible()
+
+  const viewport = panel.locator('[data-slot="session-review-v2-sidebar-tree"] .scroll-view__viewport')
+  await viewport.hover()
+  await page.mouse.wheel(0, 100_000)
+  await expect
+    .poll(() => viewport.evaluate((element) => element.scrollHeight - element.clientHeight - element.scrollTop))
+    .toBeLessThanOrEqual(1)
+  const scrolled = await viewport.evaluate((element) => element.scrollTop)
+  expect(scrolled).toBeGreaterThan(0)
+  await writeProbe(page)
+
+  await panel.getByRole("button", { name: "file-79.ts" }).click()
+  await expect(panel.getByRole("tab", { name: "file-79.ts" })).toHaveAttribute("data-selected", "")
+  await expect(panel.getByText("contents:file-79.ts", { exact: true })).toBeVisible()
+  expect(await readProbe(page)).toBe(PROBE)
+  await expect.poll(() => viewport.evaluate((element) => element.scrollTop)).toBe(scrolled)
+
+  await panel.getByRole("button", { name: "file-78.ts" }).dblclick()
+  await expect(panel.getByRole("tab", { name: "file-78.ts" })).toHaveAttribute("data-selected", "")
+  await panel.getByRole("button", { name: "file-79.ts" }).click()
+  await expect(panel.getByRole("tab", { name: "file-79.ts" })).toHaveAttribute("data-selected", "")
+  await panel.getByRole("tab", { name: "file-78.ts" }).click()
+  await expect(panel.getByRole("tab", { name: "file-78.ts" })).toHaveAttribute("data-selected", "")
+  expect(await readProbe(page)).toBe(PROBE)
+  await expect.poll(() => viewport.evaluate((element) => element.scrollTop)).toBe(scrolled)
+})
+
+type Probed = HTMLElement & { __e2eProbe?: string }
+
+async function writeProbe(page: Page) {
+  await page.locator('#review-panel [data-component="session-review-v2-sidebar-root"]').evaluate((el, probe) => {
+    ;(el as Probed).__e2eProbe = probe
+  }, PROBE)
+}
+
+async function readProbe(page: Page) {
+  return page
+    .locator('#review-panel [data-component="session-review-v2-sidebar-root"]')
+    .evaluate((el) => (el as Probed).__e2eProbe)
+}
+
+async function setup(page: Page) {
+  await mockOpenCodeServer(page, {
+    directory,
+    project: {
+      id: projectID,
+      worktree: directory,
+      vcs: "git",
+      name: "file-browser-sidebar",
+      time: { created: 1700000000000, updated: 1700000000000 },
+      sandboxes: [],
+    },
+    provider: {
+      all: [
+        {
+          id: "opencode",
+          name: "OpenCode",
+          models: { test: { id: "test", name: "Test", limit: { context: 200_000 } } },
+        },
+      ],
+      connected: ["opencode"],
+      default: { providerID: "opencode", modelID: "test" },
+    },
+    sessions: [
+      {
+        id: sessionID,
+        slug: sessionID,
+        projectID,
+        directory,
+        title,
+        version: "dev",
+        time: { created: 1700000000000, updated: 1700000000000 },
+      },
+    ],
+    vcsDiff: [],
+    fileList: (path) => {
+      if (path) return []
+      return files.map((name) => ({
+        name,
+        path: name,
+        absolute: `${directory}/${name}`,
+        type: "file" as const,
+        ignored: false,
+      }))
+    },
+    fileContent: (path) => ({ type: "text", content: `contents:${path}` }),
+    pageMessages: () => ({ items: [] }),
+  })
+
+  await page.addInitScript(
+    ({ directory, server, sessionID }) => {
+      localStorage.setItem("settings.v3", JSON.stringify({ general: { newLayoutDesigns: true } }))
+      localStorage.setItem(
+        "opencode.global.dat:server",
+        JSON.stringify({
+          projects: { local: [{ worktree: directory, expanded: true }] },
+          lastProject: { local: directory },
+        }),
+      )
+      localStorage.setItem(
+        "opencode.global.dat:layout",
+        JSON.stringify({ review: { diffStyle: "split", panelOpened: true } }),
+      )
+      localStorage.setItem(
+        "opencode.global.dat:review-panel-v2",
+        JSON.stringify({ sidebarOpened: true, sidebarWidth: 240, expandMode: "collapse" }),
+      )
+      localStorage.setItem(
+        "opencode.window.browser.dat:tabs",
+        JSON.stringify([{ type: "session", server, sessionId: sessionID }]),
+      )
+    },
+    { directory, server, sessionID },
+  )
+}

packages/app/e2e/regression/review-open-file.spec.ts

@@ -74,6 +74,10 @@ test("opens and searches project files inline", async ({ page }) => {
         "opencode.global.dat:layout",
         JSON.stringify({ review: { diffStyle: "split", panelOpened: true } }),
       )
+      localStorage.setItem(
+        "opencode.global.dat:review-panel-v2",
+        JSON.stringify({ sidebarOpened: false, sidebarWidth: 240, expandMode: "collapse" }),
+      )
       localStorage.setItem(
         "opencode.window.browser.dat:tabs",
         JSON.stringify([{ type: "session", server, sessionId: sessionID }]),
@@ -86,13 +90,18 @@ test("opens and searches project files inline", async ({ page }) => {
   await expectSessionTitle(page, title)
 
   const panel = page.locator("#review-panel")
+  const sidebar = panel.locator('[data-slot="session-review-v2-sidebar"]')
+  const sidebarToggle = panel.getByRole("button", { name: "Toggle file tree" })
   const contextButton = page.getByRole("button", { name: "View context usage" })
   await contextButton.click()
   await expect(panel.getByRole("tab", { name: "Context" })).toHaveAttribute("data-selected", "")
   await panel.getByRole("button", { name: "Open file" }).click()
   await expect(panel.getByRole("tab", { name: "Open file" })).toHaveAttribute("data-selected", "")
+  await expect(sidebarToggle).toBeDisabled()
+  await expect(sidebar).toBeVisible()
   await contextButton.click()
   await expect(panel.getByRole("tab", { name: "Context" })).toHaveAttribute("data-selected", "")
+  await expect(sidebar).toBeHidden()
   await panel.getByRole("button", { name: "Open file" }).click()
   const filter = panel.getByRole("combobox", { name: "Filter files" })
   await expect(filter).toBeFocused()
@@ -101,10 +110,13 @@ test("opens and searches project files inline", async ({ page }) => {
 
   await panel.getByRole("button", { name: "README.md" }).click()
   await expect(panel.getByRole("tab", { name: "README.md" })).toHaveAttribute("data-selected", "")
+  await expect(sidebarToggle).toBeEnabled()
   await expect(panel.getByText("contents:README.md", { exact: true })).toBeVisible()
+  await expect(sidebar).toHaveCount(0)
 
   await panel.getByRole("button", { name: "Open file" }).click()
   await expect(panel.getByRole("tab", { name: "README.md" })).toHaveCount(0)
+  await expect(sidebar).toBeVisible()
   await filter.fill("nested")
   const result = panel.getByRole("option", { name: /nested\.ts/ })
   await expect(result).toBeVisible()
@@ -113,12 +125,17 @@ test("opens and searches project files inline", async ({ page }) => {
   await expect(filter).toHaveAttribute("aria-activedescendant", resultID!)
   await filter.press("Enter")
   await expect(panel.getByRole("tab", { name: "nested.ts" })).toHaveAttribute("data-selected", "")
+  await expect(sidebarToggle).toBeEnabled()
   await expect(panel.getByText("contents:src/nested.ts", { exact: true })).toBeVisible()
   expect(searches).toContainEqual({ query: "nested", dirs: "false", limit: 200 })
 
   await panel.getByRole("button", { name: "Open file" }).click()
   await expect(panel.getByRole("tab", { name: "nested.ts" })).toHaveCount(1)
   await expect(panel.getByRole("tab", { name: "Open file" })).toHaveAttribute("data-selected", "")
+  await expect(sidebarToggle).toBeDisabled()
+  await panel.getByRole("tab", { name: /Review/ }).click()
+  await expect(sidebarToggle).toBeEnabled()
+  await panel.getByRole("tab", { name: "Open file" }).click()
   await page.keyboard.press("Control+w")
   await expect(panel.getByRole("tab", { name: "Open file" })).toHaveCount(0)
   await expect(panel.getByRole("tab", { name: "nested.ts" })).toHaveAttribute("data-selected", "")

packages/app/e2e/regression/review-tab-switch.spec.ts

@@ -28,8 +28,8 @@ test("keeps the v2 review pane mounted when switching session tabs in a workspac
   await expectSessionTitle(page, titleA)
 
   await page.getByRole("button", { name: "Toggle review" }).click()
-  const reviewTab = page.getByRole("tab", { name: /Review/ })
+  const reviewTab = page.locator("#session-side-panel-review-tab")
-  const reviewTabPanel = page.getByRole("tabpanel", { name: /Review/ })
+  const reviewTabPanel = page.locator("#session-side-panel-review-tabpanel")
   await expect(reviewTab).toHaveAttribute("aria-controls", "session-side-panel-review-tabpanel")
   await expect(reviewTabPanel).toHaveAttribute("id", "session-side-panel-review-tabpanel")
   const review = page.locator('#review-panel [data-component="session-review-v2"]')

packages/app/e2e/regression/review-terminal-stacked.spec.ts

@@ -111,7 +111,7 @@ test("keeps the review tree and terminal sized when both panels are open", async
   await expectTree(page, 8, "git-0.ts")
 
   await selectMode(page, "Git changes", "Branch changes")
-  await expect(page.getByRole("tab", { name: "Review 2740" })).toBeVisible()
+  await expect(page.locator("#session-side-panel-review-tab")).toHaveText("Files Changed 2740")
   await page.keyboard.press("Control+Backquote")
   await expect(page.locator("#terminal-panel")).toBeVisible()
   await expectTree(page, 2_773, "action.yml")

packages/app/e2e/regression/session-timeline-projection.spec.ts

@@ -152,7 +152,10 @@ test.describe("session timeline projection", () => {
       parentID: "msg_2000_diff_next_user",
       created: 1700000011000,
     })
-    await setupTimeline(page, { messages: [user, assistantMessage(), nextUser, nextAssistant] })
+    await setupTimeline(page, {
+      messages: [user, assistantMessage(), nextUser, nextAssistant],
+      settings: { newLayoutDesigns: false },
+    })
     const scroller = page.locator(".scroll-view__viewport", { has: page.locator("[data-timeline-row]") })
     await scroller.evaluate((element) => (element.scrollTop = 0))
 

packages/app/e2e/regression/session-timeline-shell-outline.spec.ts

@@ -0,0 +1,228 @@
+import { expect, test, type Locator, type Page } from "@playwright/test"
+import {
+  assistantMessage,
+  setupTimeline,
+  shell,
+  textPart,
+  toolPart,
+  userMessage,
+} from "../performance/timeline-stability/fixture"
+
+for (const deviceScaleFactor of [1.25, 1.5]) {
+  test(`keeps the shell outline inside a fractionally short virtual row at ${deviceScaleFactor}x`, async ({ page }) => {
+    const shellID = "prt_shell_outline"
+    const timeline = await setupTimeline(page, {
+      messages: [userMessage(), assistantMessage([shell(shellID, "completed", "shell output")])],
+      settings: { newLayoutDesigns: true, shellToolPartsExpanded: true },
+      reducedMotion: true,
+      deviceScaleFactor,
+    })
+    const part = page.locator(`[data-timeline-part-id="${shellID}"]`)
+    const output = part.locator('[data-component="bash-output"]')
+    const row = page.locator("[data-timeline-key]", { has: part })
+    await expect(output).toBeVisible()
+    await timeline.settle()
+
+    const geometry = await row.evaluate((element) => {
+      const output = element.querySelector<HTMLElement>('[data-component="bash-output"]')
+      if (!output) throw new Error("Shell output is unavailable")
+      const rowRect = element.getBoundingClientRect()
+      const outputRect = output.getBoundingClientRect()
+      // Match a rounded-down measurement at a fractional device-pixel phase.
+      element.style.height = `${outputRect.bottom - rowRect.top - 0.49}px`
+      element.style.transform = "translateY(0.25px)"
+      output.style.setProperty("--v2-border-border-base", "rgb(255, 0, 255)")
+      output.style.setProperty("background", "rgb(0, 0, 0)", "important")
+      const style = getComputedStyle(output)
+      return {
+        outputWidth: outputRect.width,
+        outputHeight: outputRect.height,
+        borderColor: style.borderTopColor,
+        boxShadow: style.boxShadow,
+        clipMargin: getComputedStyle(element).overflowClipMargin,
+      }
+    })
+    await timeline.settle()
+
+    const clipped = await row.evaluate((element) => {
+      const output = element.querySelector<HTMLElement>('[data-component="bash-output"]')!
+      return output.getBoundingClientRect().bottom - element.getBoundingClientRect().bottom
+    })
+    expect(clipped).toBeCloseTo(0.49, 1)
+
+    expect(await page.evaluate(() => devicePixelRatio)).toBe(deviceScaleFactor)
+    const edges = await captureCardEdges(page, output)
+
+    expect(edges.box.width).toBeCloseTo(geometry.outputWidth, 2)
+    expect(edges.box.height).toBeCloseTo(geometry.outputHeight, 2)
+    expect(geometry.borderColor).toBe("rgb(255, 0, 255)")
+    expect(geometry.boxShadow).toBe("none")
+    expect(geometry.clipMargin).toBe("0.5px")
+    expect(edges.magenta.top).toBeGreaterThan(0.75)
+    expect(edges.magenta.bottom).toBeGreaterThan(0.75)
+    expect(edges.magenta.vertical).toBeGreaterThanOrEqual(2)
+  })
+}
+
+test("keeps the patch card inside a fractionally short virtual row", async ({ page }) => {
+  const patchID = "prt_patch_outline"
+  const file = {
+    filePath: "src/outline.ts",
+    relativePath: "src/outline.ts",
+    type: "update",
+    additions: 1,
+    deletions: 1,
+    before: "const outline = false\n",
+    after: "const outline = true\n",
+  }
+  const timeline = await setupTimeline(page, {
+    messages: [
+      userMessage(),
+      assistantMessage([
+        toolPart(patchID, "apply_patch", "completed", { files: [file.filePath] }, { metadata: { files: [file] } }),
+      ]),
+    ],
+    settings: { editToolPartsExpanded: true, newLayoutDesigns: true },
+    reducedMotion: true,
+  })
+  const part = page.locator(`[data-timeline-part-id="${patchID}"]`)
+  const card = part.locator('[data-component="accordion"][data-scope="apply-patch"]')
+  const row = page.locator("[data-timeline-key]", { has: part })
+  await expect(card).toBeVisible()
+  await timeline.settle()
+
+  const geometry = await row.evaluate((element) => {
+    const card = element.querySelector<HTMLElement>('[data-component="accordion"][data-scope="apply-patch"]')
+    if (!card) throw new Error("Patch card is unavailable")
+    const rowRect = element.getBoundingClientRect()
+    const cardRect = card.getBoundingClientRect()
+    element.style.height = `${cardRect.bottom - rowRect.top - 0.49}px`
+    const clipMargin = getComputedStyle(element).overflowClipMargin
+    const bottom = element.getBoundingClientRect().bottom
+    return {
+      overflow: card.getBoundingClientRect().bottom - bottom,
+      paintOverflow: card.getBoundingClientRect().bottom - bottom - Number.parseFloat(clipMargin),
+      clipMargin,
+      cardWidth: cardRect.width,
+      cardHeight: cardRect.height,
+    }
+  })
+  await timeline.settle()
+
+  expect(geometry.overflow).toBeCloseTo(0.49, 1)
+  expect(geometry.paintOverflow).toBeLessThanOrEqual(0)
+  const edges = await captureCardEdges(page, card)
+  expect(edges.box.width).toBeCloseTo(geometry.cardWidth, 2)
+  expect(edges.box.height).toBeCloseTo(geometry.cardHeight, 2)
+  expect(edges.luminance.top).toBeLessThan(245)
+  expect(edges.luminance.bottom).toBeLessThan(245)
+  expect(Math.abs(edges.luminance.bottom - edges.luminance.top)).toBeLessThan(10)
+  expect(geometry.clipMargin).toBe("0.5px")
+})
+
+test("allows paint rounding for every framed row but not fixed turn gaps", async ({ page }) => {
+  const secondUserID = "msg_outline_second_user"
+  await setupTimeline(page, {
+    messages: [
+      userMessage(undefined, {
+        summary: {
+          diffs: [
+            {
+              file: "src/summary.ts",
+              additions: 1,
+              deletions: 1,
+              patch: "@@ -1 +1 @@\n-export const value = 1\n+export const value = 2",
+            },
+          ],
+        },
+      }),
+      assistantMessage([textPart("prt_outline_text", "Assistant text")]),
+      userMessage(undefined, { id: secondUserID, created: 1700000010000 }),
+      assistantMessage([], {
+        id: "msg_outline_second_assistant",
+        parentID: secondUserID,
+        created: 1700000011000,
+      }),
+    ],
+  })
+  await expect(page.locator('[data-timeline-row="DiffSummary"]')).toBeVisible()
+  await expect(page.locator('[data-timeline-row="TurnGap"]')).toBeVisible()
+
+  const rows = await page.locator("[data-timeline-key]").evaluateAll((elements) =>
+    elements.map((element) => ({
+      tag: element.querySelector<HTMLElement>("[data-timeline-row]")?.dataset.timelineRow,
+      clipMargin: getComputedStyle(element).overflowClipMargin,
+    })),
+  )
+  expect(rows.filter((row) => row.tag !== "TurnGap").every((row) => row.clipMargin === "0.5px")).toBe(true)
+  expect(rows.filter((row) => row.tag === "TurnGap")).toEqual([{ tag: "TurnGap", clipMargin: "0px" }])
+})
+
+async function captureCardEdges(page: Page, card: Locator) {
+  const box = await card.boundingBox()
+  if (!box) throw new Error("Tool card bounds are unavailable")
+  const viewport = page.viewportSize()
+  if (!viewport) throw new Error("Viewport bounds are unavailable")
+  const screenshot = await page.screenshot()
+  return page.evaluate(
+    async ({ source, box, viewport }) => {
+      const image = new Image()
+      image.src = source
+      await image.decode()
+      const canvas = document.createElement("canvas")
+      canvas.width = image.naturalWidth
+      canvas.height = image.naturalHeight
+      const context = canvas.getContext("2d")
+      if (!context) throw new Error("2D canvas is unavailable")
+      context.drawImage(image, 0, 0)
+      const scale = {
+        x: image.naturalWidth / viewport.width,
+        y: image.naturalHeight / viewport.height,
+      }
+      const rows = (candidates: number[]) => {
+        const left = Math.floor((box.x + 8) * scale.x)
+        const width = Math.floor((box.width - 16) * scale.x)
+        return candidates.map((row) => {
+          const pixels = context.getImageData(left, row, width, 1).data
+          const indexes = Array.from({ length: width }, (_, index) => index * 4)
+          return {
+            luminance:
+              indexes
+                .map((index) => (pixels[index]! + pixels[index + 1]! + pixels[index + 2]!) / 3)
+                .reduce((sum, value) => sum + value, 0) / width,
+            magenta:
+              indexes.filter((index) => pixels[index]! > 200 && pixels[index + 1]! < 180 && pixels[index + 2]! > 200)
+                .length / width,
+          }
+        })
+      }
+      const pixels = context.getImageData(0, 0, image.naturalWidth, image.naturalHeight).data
+      const columns = new Uint32Array(image.naturalWidth)
+      for (let index = 0; index < pixels.length; index += 4) {
+        if (pixels[index]! <= 200 || pixels[index + 1]! >= 180 || pixels[index + 2]! <= 200) continue
+        columns[(index / 4) % image.naturalWidth] = columns[(index / 4) % image.naturalWidth]! + 1
+      }
+      const top = box.y * scale.y
+      const bottom = (box.y + box.height) * scale.y
+      const topRows = rows([Math.floor(top) - 1, Math.floor(top), Math.ceil(top)])
+      const bottomRows = rows([Math.floor(bottom) - 2, Math.floor(bottom) - 1, Math.ceil(bottom) - 1])
+      return {
+        box,
+        luminance: {
+          top: Math.min(...topRows.map((row) => row.luminance)),
+          bottom: rows([Math.ceil(bottom) - 1])[0]!.luminance,
+        },
+        magenta: {
+          top: Math.max(...topRows.map((row) => row.magenta)),
+          bottom: Math.max(...bottomRows.map((row) => row.magenta)),
+          vertical: Array.from(columns).filter((count) => count > box.height * scale.y * 0.75).length,
+        },
+      }
+    },
+    {
+      source: `data:image/png;base64,${screenshot.toString("base64")}`,
+      viewport,
+      box,
+    },
+  )
+}

packages/app/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@opencode-ai/app",
-  "version": "1.17.17",
+  "version": "1.17.18",
   "description": "",
   "type": "module",
   "exports": {

packages/app/src/components/dialog-edit-project-v2.tsx

@@ -0,0 +1,156 @@
+import { ButtonV2 } from "@opencode-ai/ui/v2/button-v2"
+import { Dialog, DialogBody, DialogFooter, DialogHeader, DialogTitle } from "@opencode-ai/ui/v2/dialog-v2"
+import { DividerV2 } from "@opencode-ai/ui/v2/divider-v2"
+import { Field } from "@opencode-ai/ui/v2/field-v2"
+import { Icon } from "@opencode-ai/ui/v2/icon"
+import { ProjectAvatar, PROJECT_AVATAR_VARIANTS } from "@opencode-ai/ui/v2/project-avatar-v2"
+import { TextareaV2 } from "@opencode-ai/ui/v2/textarea-v2"
+import { TextInputV2 } from "@opencode-ai/ui/v2/text-input-v2"
+import { For, Show } from "solid-js"
+import { useLanguage } from "@/context/language"
+import { getProjectAvatarVariant, type LocalProject } from "@/context/layout"
+import { ServerConnection } from "@/context/server"
+import { getProjectAvatarSource } from "@/pages/layout/helpers"
+import { createEditProjectModel } from "./edit-project"
+
+export function DialogEditProjectV2(props: { project: LocalProject; server: ServerConnection.Any }) {
+  const language = useLanguage()
+  const model = createEditProjectModel(props)
+
+  return (
+    <Dialog fit>
+      <form onSubmit={model.submit} class="contents">
+        <DialogHeader>
+          <DialogTitle>{language.t("dialog.project.edit.title")}</DialogTitle>
+        </DialogHeader>
+        <DividerV2 />
+        <DialogBody class="flex max-h-[min(560px,calc(100vh-160px))] w-full flex-col gap-6 overflow-y-auto px-4 pt-4 pb-1">
+          <Field>
+            <Field.Label>{language.t("dialog.project.edit.name")}</Field.Label>
+            <TextInputV2
+              autofocus
+              appearance="large"
+              class="!w-full"
+              value={model.store.name}
+              placeholder={model.folderName()}
+              onInput={(event) => model.setStore("name", event.currentTarget.value)}
+            />
+          </Field>
+
+          <div class="flex w-full flex-col gap-2">
+            <div class="select-none text-[13px] font-[530] leading-none tracking-[-0.04px] text-v2-text-text-base">
+              {language.t("dialog.project.edit.icon")}
+            </div>
+            <div class="flex items-center gap-3">
+              <button
+                type="button"
+                aria-label={language.t("dialog.project.edit.icon.alt")}
+                class="relative size-16 shrink-0 cursor-pointer overflow-hidden rounded-[6px] outline outline-1 outline-transparent transition-[background-color,outline-color] focus-visible:outline-v2-border-border-focus"
+                classList={{
+                  "bg-v2-overlay-simple-overlay-hover outline-v2-border-border-focus": model.store.dragOver,
+                }}
+                onMouseEnter={() => model.setStore("iconHover", true)}
+                onMouseLeave={() => model.setStore("iconHover", false)}
+                onDrop={model.drop}
+                onDragOver={model.dragOver}
+                onDragLeave={model.dragLeave}
+                onClick={model.iconClick}
+              >
+                <ProjectAvatar
+                  fallback={model.store.name || model.defaultName()}
+                  src={getProjectAvatarSource(props.project.id, {
+                    color: model.store.color,
+                    url: props.project.icon?.url,
+                    override: model.store.iconOverride,
+                  })}
+                  variant={getProjectAvatarVariant(model.store.color)}
+                  class="!size-16 [&_[data-slot=project-avatar-surface]]:!rounded-[6px] [&_[data-slot=project-avatar-surface]]:!text-[32px]"
+                />
+                <span
+                  class="pointer-events-none absolute inset-0 flex items-center justify-center rounded-[6px] bg-v2-background-bg-contrast/80 text-v2-icon-icon-contrast backdrop-blur-[2px] transition-opacity"
+                  classList={{
+                    "opacity-100": model.store.iconHover,
+                    "opacity-0": !model.store.iconHover,
+                  }}
+                >
+                  <Icon name={model.store.iconOverride ? "close" : "outline-share"} />
+                </span>
+              </button>
+              <input
+                ref={(element) => {
+                  model.setIconInput(element)
+                }}
+                type="file"
+                accept="image/*"
+                class="hidden"
+                onChange={model.inputChange}
+              />
+              <div class="flex select-none flex-col gap-[6px] text-[11px] font-[440] leading-none tracking-[0.05px] text-v2-text-text-muted">
+                <span>{language.t("dialog.project.edit.icon.hint")}</span>
+                <span>{language.t("dialog.project.edit.icon.recommended")}</span>
+              </div>
+            </div>
+          </div>
+
+          <Show when={!model.store.iconOverride}>
+            <div class="flex w-full flex-col gap-2">
+              <div class="select-none text-[13px] font-[530] leading-none tracking-[-0.04px] text-v2-text-text-base">
+                {language.t("dialog.project.edit.color")}
+              </div>
+              <div class="-ml-1 flex gap-1.5">
+                <For each={PROJECT_AVATAR_VARIANTS}>
+                  {(color) => (
+                    <button
+                      type="button"
+                      aria-label={language.t("dialog.project.edit.color.select", { color })}
+                      aria-pressed={getProjectAvatarVariant(model.store.color) === color}
+                      class="flex size-8 items-center justify-center rounded-[10px] p-1 outline outline-1 outline-transparent transition-[background-color,outline-color] hover:bg-v2-overlay-simple-overlay-hover focus-visible:outline-v2-border-border-focus"
+                      classList={{
+                        "bg-v2-overlay-simple-overlay-hover [box-shadow:inset_0_0_0_2px_var(--v2-border-border-focus)]":
+                          getProjectAvatarVariant(model.store.color) === color,
+                      }}
+                      onClick={() => {
+                        if (getProjectAvatarVariant(model.store.color) === color && !props.project.icon?.url) return
+                        model.setStore(
+                          "color",
+                          getProjectAvatarVariant(model.store.color) === color ? undefined : color,
+                        )
+                      }}
+                    >
+                      <ProjectAvatar
+                        fallback={model.store.name || model.defaultName()}
+                        variant={getProjectAvatarVariant(color)}
+                        class="!size-6 [&_[data-slot=project-avatar-surface]]:!rounded-[6px]"
+                      />
+                    </button>
+                  )}
+                </For>
+              </div>
+            </div>
+          </Show>
+
+          <Field>
+            <Field.Label>{language.t("dialog.project.edit.worktree.startup")}</Field.Label>
+            <Field.Prefix>{language.t("dialog.project.edit.worktree.startup.description")}</Field.Prefix>
+            <TextareaV2
+              class="!w-full [&_[data-slot=textarea-v2-textarea]]:font-mono"
+              rows={3}
+              value={model.store.startup}
+              placeholder={language.t("dialog.project.edit.worktree.startup.placeholder")}
+              spellcheck={false}
+              onInput={(event) => model.setStore("startup", event.currentTarget.value)}
+            />
+          </Field>
+        </DialogBody>
+        <DialogFooter>
+          <ButtonV2 type="button" variant="neutral" disabled={model.save.isPending} onClick={model.close}>
+            {language.t("common.cancel")}
+          </ButtonV2>
+          <ButtonV2 type="submit" variant="contrast" disabled={model.save.isPending}>
+            {model.save.isPending ? language.t("common.saving") : language.t("common.save")}
+          </ButtonV2>
+        </DialogFooter>
+      </form>
+    </Dialog>
+  )
+}

packages/app/src/components/dialog-edit-project.tsx

@@ -1,123 +1,32 @@
 import { Button } from "@opencode-ai/ui/button"
-import { useDialog } from "@opencode-ai/ui/context/dialog"
 import { Dialog } from "@opencode-ai/ui/dialog"
 import { TextField } from "@opencode-ai/ui/text-field"
-import { useMutation } from "@tanstack/solid-query"
 import { Icon } from "@opencode-ai/ui/icon"
-import { createMemo, For, Show } from "solid-js"
+import { For, Show } from "solid-js"
-import { createStore } from "solid-js/store"
 import { type LocalProject, getAvatarColors } from "@/context/layout"
-import { getFilename } from "@opencode-ai/core/util/path"
 import { Avatar } from "@opencode-ai/ui/avatar"
 import { useLanguage } from "@/context/language"
 import { getProjectAvatarSource } from "@/pages/layout/helpers"
 import { ServerConnection } from "@/context/server"
-import { useGlobal } from "@/context/global"
+import { createEditProjectModel } from "./edit-project"
 
 const AVATAR_COLOR_KEYS = ["pink", "mint", "orange", "purple", "cyan", "lime"] as const
 
 export function DialogEditProject(props: { project: LocalProject; server: ServerConnection.Any }) {
-  const dialog = useDialog()
-  const global = useGlobal()
   const language = useLanguage()
-  const serverCtx = createMemo(() => global.ensureServerCtx(props.server))
+  const model = createEditProjectModel(props)
-  const serverSDK = () => serverCtx().sdk
-  const serverSync = () => serverCtx().sync
-
-  const folderName = createMemo(() => getFilename(props.project.worktree))
-  const defaultName = createMemo(() => props.project.name || folderName())
-
-  const [store, setStore] = createStore({
-    name: defaultName(),
-    color: props.project.icon?.color,
-    iconOverride: props.project.icon?.override,
-    startup: props.project.commands?.start ?? "",
-    dragOver: false,
-    iconHover: false,
-  })
-
-  let iconInput: HTMLInputElement | undefined
-
-  function handleFileSelect(file: File) {
-    if (!file.type.startsWith("image/")) return
-    const reader = new FileReader()
-    reader.onload = (e) => {
-      setStore("iconOverride", e.target?.result as string)
-      setStore("iconHover", false)
-    }
-    reader.readAsDataURL(file)
-  }
-
-  function handleDrop(e: DragEvent) {
-    e.preventDefault()
-    setStore("dragOver", false)
-    const file = e.dataTransfer?.files[0]
-    if (file) handleFileSelect(file)
-  }
-
-  function handleDragOver(e: DragEvent) {
-    e.preventDefault()
-    setStore("dragOver", true)
-  }
-
-  function handleDragLeave() {
-    setStore("dragOver", false)
-  }
-
-  function handleInputChange(e: Event) {
-    const input = e.target as HTMLInputElement
-    const file = input.files?.[0]
-    if (file) handleFileSelect(file)
-  }
-
-  function clearIcon() {
-    setStore("iconOverride", "")
-  }
-
-  const saveMutation = useMutation(() => ({
-    mutationFn: async () => {
-      const name = store.name.trim() === folderName() ? "" : store.name.trim()
-      const start = store.startup.trim()
-
-      if (props.project.id && props.project.id !== "global") {
-        await serverSDK().client.project.update({
-          projectID: props.project.id,
-          directory: props.project.worktree,
-          name,
-          icon: { color: store.color || "", override: store.iconOverride || "" },
-          commands: { start },
-        })
-        serverSync().project.icon(props.project.worktree, store.iconOverride || undefined)
-        dialog.close()
-        return
-      }
-
-      serverSync().project.meta(props.project.worktree, {
-        name,
-        icon: { color: store.color || undefined, override: store.iconOverride || undefined },
-        commands: { start: start || undefined },
-      })
-      dialog.close()
-    },
-  }))
-
-  function handleSubmit(e: SubmitEvent) {
-    e.preventDefault()
-    if (saveMutation.isPending) return
-    saveMutation.mutate()
-  }
 
   return (
     <Dialog title={language.t("dialog.project.edit.title")} class="w-full max-w-[480px] mx-auto">
-      <form onSubmit={handleSubmit} class="flex flex-col gap-6 p-6 pt-0">
+      <form onSubmit={model.submit} class="flex flex-col gap-6 p-6 pt-0">
         <div class="flex flex-col gap-4">
           <TextField
             autofocus
             type="text"
             label={language.t("dialog.project.edit.name")}
-            placeholder={folderName()}
+            placeholder={model.folderName()}
-            value={store.name}
+            value={model.store.name}
-            onChange={(v) => setStore("name", v)}
+            onChange={(v) => model.setStore("name", v)}
           />
 
           <div class="flex flex-col gap-2">
@@ -125,38 +34,32 @@ export function DialogEditProject(props: { project: LocalProject; server: Server
             <div class="flex gap-3 items-start">
               <div
                 class="relative"
-                onMouseEnter={() => setStore("iconHover", true)}
+                onMouseEnter={() => model.setStore("iconHover", true)}
-                onMouseLeave={() => setStore("iconHover", false)}
+                onMouseLeave={() => model.setStore("iconHover", false)}
               >
                 <div
                   class="relative size-16 rounded-md transition-colors cursor-pointer"
                   classList={{
-                    "border-text-interactive-base bg-surface-info-base/20": store.dragOver,
+                    "border-text-interactive-base bg-surface-info-base/20": model.store.dragOver,
-                    "border-border-base hover:border-border-strong": !store.dragOver,
+                    "border-border-base hover:border-border-strong": !model.store.dragOver,
-                    "overflow-hidden": !!store.iconOverride,
+                    "overflow-hidden": !!model.store.iconOverride,
-                  }}
-                  onDrop={handleDrop}
-                  onDragOver={handleDragOver}
-                  onDragLeave={handleDragLeave}
-                  onClick={() => {
-                    if (store.iconOverride && store.iconHover) {
-                      clearIcon()
-                    } else {
-                      iconInput?.click()
-                    }
                   }}
+                  onDrop={model.drop}
+                  onDragOver={model.dragOver}
+                  onDragLeave={model.dragLeave}
+                  onClick={model.iconClick}
                 >
                   <Show
                     when={getProjectAvatarSource(props.project.id, {
-                      color: store.color,
+                      color: model.store.color,
                       url: props.project.icon?.url,
-                      override: store.iconOverride,
+                      override: model.store.iconOverride,
                     })}
                     fallback={
                       <div class="size-full flex items-center justify-center">
                         <Avatar
-                          fallback={store.name || defaultName()}
+                          fallback={model.store.name || model.defaultName()}
-                          {...getAvatarColors(store.color)}
+                          {...getAvatarColors(model.store.color)}
                           class="size-full text-[32px]"
                         />
                       </div>
@@ -174,8 +77,8 @@ export function DialogEditProject(props: { project: LocalProject; server: Server
                 <div
                   class="absolute inset-0 size-16 bg-surface-raised-stronger-non-alpha/90 rounded-[6px] z-10 pointer-events-none flex items-center justify-center transition-opacity"
                   classList={{
-                    "opacity-100": store.iconHover && !store.iconOverride,
+                    "opacity-100": model.store.iconHover && !model.store.iconOverride,
-                    "opacity-0": !(store.iconHover && !store.iconOverride),
+                    "opacity-0": !(model.store.iconHover && !model.store.iconOverride),
                   }}
                 >
                   <Icon name="cloud-upload" size="large" class="text-icon-on-interactive-base drop-shadow-sm" />
@@ -183,8 +86,8 @@ export function DialogEditProject(props: { project: LocalProject; server: Server
                 <div
                   class="absolute inset-0 size-16 bg-surface-raised-stronger-non-alpha/90 rounded-[6px] z-10 pointer-events-none flex items-center justify-center transition-opacity"
                   classList={{
-                    "opacity-100": store.iconHover && !!store.iconOverride,
+                    "opacity-100": model.store.iconHover && !!model.store.iconOverride,
-                    "opacity-0": !(store.iconHover && !!store.iconOverride),
+                    "opacity-0": !(model.store.iconHover && !!model.store.iconOverride),
                   }}
                 >
                   <Icon name="trash" size="large" class="text-icon-on-interactive-base drop-shadow-sm" />
@@ -193,12 +96,12 @@ export function DialogEditProject(props: { project: LocalProject; server: Server
               <input
                 id="icon-upload"
                 ref={(el) => {
-                  iconInput = el
+                  model.setIconInput(el)
                 }}
                 type="file"
                 accept="image/*"
                 class="hidden"
-                onChange={handleInputChange}
+                onChange={model.inputChange}
               />
               <div class="flex flex-col gap-1.5 text-12-regular text-text-weak self-center">
                 <span>{language.t("dialog.project.edit.icon.hint")}</span>
@@ -207,7 +110,7 @@ export function DialogEditProject(props: { project: LocalProject; server: Server
             </div>
           </div>
 
-          <Show when={!store.iconOverride}>
+          <Show when={!model.store.iconOverride}>
             <div class="flex flex-col gap-2">
               <label class="text-12-medium text-text-weak">{language.t("dialog.project.edit.color")}</label>
               <div class="flex gap-1.5">
@@ -216,21 +119,21 @@ export function DialogEditProject(props: { project: LocalProject; server: Server
                     <button
                       type="button"
                       aria-label={language.t("dialog.project.edit.color.select", { color })}
-                      aria-pressed={store.color === color}
+                      aria-pressed={model.store.color === color}
                       classList={{
                         "flex items-center justify-center size-10 p-0.5 rounded-lg overflow-hidden transition-colors cursor-default": true,
                         "bg-transparent border-2 border-icon-strong-base hover:bg-surface-base-hover":
-                          store.color === color,
+                          model.store.color === color,
                         "bg-transparent border border-transparent hover:bg-surface-base-hover hover:border-border-weak-base":
-                          store.color !== color,
+                          model.store.color !== color,
                       }}
                       onClick={() => {
-                        if (store.color === color && !props.project.icon?.url) return
+                        if (model.store.color === color && !props.project.icon?.url) return
-                        setStore("color", store.color === color ? undefined : color)
+                        model.setStore("color", model.store.color === color ? undefined : color)
                       }}
                     >
                       <Avatar
-                        fallback={store.name || defaultName()}
+                        fallback={model.store.name || model.defaultName()}
                         {...getAvatarColors(color)}
                         class="size-full rounded"
                       />
@@ -246,19 +149,19 @@ export function DialogEditProject(props: { project: LocalProject; server: Server
             label={language.t("dialog.project.edit.worktree.startup")}
             description={language.t("dialog.project.edit.worktree.startup.description")}
             placeholder={language.t("dialog.project.edit.worktree.startup.placeholder")}
-            value={store.startup}
+            value={model.store.startup}
-            onChange={(v) => setStore("startup", v)}
+            onChange={(v) => model.setStore("startup", v)}
             spellcheck={false}
             class="max-h-14 w-full overflow-y-auto font-mono text-xs"
           />
         </div>
 
         <div class="flex justify-end gap-2">
-          <Button type="button" variant="ghost" size="large" onClick={() => dialog.close()}>
+          <Button type="button" variant="ghost" size="large" onClick={model.close}>
             {language.t("common.cancel")}
           </Button>
-          <Button type="submit" variant="primary" size="large" disabled={saveMutation.isPending}>
+          <Button type="submit" variant="primary" size="large" disabled={model.save.isPending}>
-            {saveMutation.isPending ? language.t("common.saving") : language.t("common.save")}
+            {model.save.isPending ? language.t("common.saving") : language.t("common.save")}
           </Button>
         </div>
       </form>

packages/app/src/components/edit-project.ts

@@ -0,0 +1,119 @@
+import { getFilename } from "@opencode-ai/core/util/path"
+import { useDialog } from "@opencode-ai/ui/context/dialog"
+import { useMutation } from "@tanstack/solid-query"
+import { createMemo } from "solid-js"
+import { createStore } from "solid-js/store"
+import { useGlobal } from "@/context/global"
+import { type LocalProject } from "@/context/layout"
+import { ServerConnection } from "@/context/server"
+
+export function createEditProjectModel(props: { project: LocalProject; server: ServerConnection.Any }) {
+  const dialog = useDialog()
+  const global = useGlobal()
+  const serverCtx = createMemo(() => global.ensureServerCtx(props.server))
+  const folderName = createMemo(() => getFilename(props.project.worktree))
+  const defaultName = createMemo(() => props.project.name || folderName())
+  const [store, setStore] = createStore({
+    name: defaultName(),
+    color: props.project.icon?.color,
+    iconOverride: props.project.icon?.override,
+    startup: props.project.commands?.start ?? "",
+    dragOver: false,
+    iconHover: false,
+  })
+  let iconInput: HTMLInputElement | undefined
+
+  function selectFile(file: File) {
+    if (!file.type.startsWith("image/")) return
+    const reader = new FileReader()
+    reader.onload = (event) => {
+      const result = event.target?.result
+      if (typeof result !== "string") return
+      setStore("iconOverride", result)
+      setStore("iconHover", false)
+    }
+    reader.readAsDataURL(file)
+  }
+
+  function drop(event: DragEvent) {
+    event.preventDefault()
+    setStore("dragOver", false)
+    const file = event.dataTransfer?.files[0]
+    if (file) selectFile(file)
+  }
+
+  function dragOver(event: DragEvent) {
+    event.preventDefault()
+    setStore("dragOver", true)
+  }
+
+  function dragLeave() {
+    setStore("dragOver", false)
+  }
+
+  function inputChange(event: Event) {
+    const file = (event.currentTarget as HTMLInputElement).files?.[0]
+    if (file) selectFile(file)
+  }
+
+  function iconClick() {
+    if (store.iconOverride && store.iconHover) {
+      setStore("iconOverride", "")
+      return
+    }
+    iconInput?.click()
+  }
+
+  const save = useMutation(() => ({
+    mutationFn: async () => {
+      const name = store.name.trim() === folderName() ? "" : store.name.trim()
+      const start = store.startup.trim()
+
+      if (props.project.id && props.project.id !== "global") {
+        await serverCtx().sdk.client.project.update({
+          projectID: props.project.id,
+          directory: props.project.worktree,
+          name,
+          icon: { color: store.color || "", override: store.iconOverride || "" },
+          commands: { start },
+        })
+        serverCtx().sync.project.icon(props.project.worktree, store.iconOverride || undefined)
+        dialog.close()
+        return
+      }
+
+      serverCtx().sync.project.meta(props.project.worktree, {
+        name,
+        icon: { color: store.color || undefined, override: store.iconOverride || undefined },
+        commands: { start: start || undefined },
+      })
+      dialog.close()
+    },
+  }))
+
+  function submit(event: SubmitEvent) {
+    event.preventDefault()
+    if (save.isPending) return
+    save.mutate()
+  }
+
+  return {
+    store,
+    setStore,
+    folderName,
+    defaultName,
+    save,
+    submit,
+    drop,
+    dragOver,
+    dragLeave,
+    inputChange,
+    iconClick,
+    close() {
+      dialog.close()
+    },
+    setIconInput(input: HTMLInputElement) {
+      iconInput = input
+    },
+  }
+}

packages/app/src/components/file-tree-v2-model.test.ts

@@ -1,8 +1,9 @@
 import { describe, expect, test } from "bun:test"
-import { buildFileTreeV2Model, flattenFileTreeV2 } from "./file-tree-v2-model"
+import { buildFileTreeV2Model, flattenFileTreeV2, flattenLiveFileTreeV2 } from "./file-tree-v2-model"
+import type { FileNode } from "@opencode-ai/sdk/v2"
 
-describe("file tree v2 model", () => {
+describe("buildFileTreeV2Model", () => {
-  test("builds sorted depth-first rows", () => {
+  test("builds a sorted tree and flattens expanded directories", () => {
     const model = buildFileTreeV2Model(["src/z.ts", "src/lib/b.ts", "src/lib/a.ts", "README.md", "docs/guide.md"])
 
     expect(model.total).toBe(8)
@@ -18,7 +19,7 @@ describe("file tree v2 model", () => {
     ])
   })
 
-  test("omits descendants of collapsed directories", () => {
+  test("skips children of collapsed directories", () => {
     const model = buildFileTreeV2Model(["src/lib/a.ts", "src/z.ts"])
 
     expect(flattenFileTreeV2(model, (path) => path !== "src/lib").map((row) => row.node.path)).toEqual([
@@ -28,19 +29,46 @@ describe("file tree v2 model", () => {
     ])
   })
 
-  test("normalizes separators and duplicate paths", () => {
+  test("normalizes duplicate and messy paths", () => {
     const model = buildFileTreeV2Model(["src\\lib\\a.ts", "src/lib/a.ts", "/src//lib/b.ts/"])
     const rows = flattenFileTreeV2(model, () => true)
 
-    expect(model.total).toBe(4)
     expect(rows.map((row) => row.node.path)).toEqual(["src", "src/lib", "src/lib/a.ts", "src/lib/b.ts"])
     expect(rows.find((row) => row.node.path === "src/lib/a.ts")?.node.originalPath).toBe("src\\lib\\a.ts")
   })
 
-  test("supports paths deeper than the legacy recursion limit", () => {
+  test("handles deeply nested paths", () => {
-    const file = `${Array.from({ length: 130 }, (_, index) => `dir-${index}`).join("/")}/file.ts`
+    const file = Array.from({ length: 130 }, (_, index) => `d${index}`).join("/") + "/leaf.ts"
     const model = buildFileTreeV2Model([file])
 
     expect(flattenFileTreeV2(model, () => true)).toHaveLength(131)
   })
 })
+
+describe("flattenLiveFileTreeV2", () => {
+  test("flattens live children using original paths for nested lookups", () => {
+    const nodes: Record<string, FileNode[]> = {
+      "": [
+        { name: "src", path: "src", absolute: "/repo/src", type: "directory", ignored: false },
+        { name: "README.md", path: "README.md", absolute: "/repo/README.md", type: "file", ignored: false },
+      ],
+      src: [
+        { name: "a.ts", path: "src/a.ts", absolute: "/repo/src/a.ts", type: "file", ignored: false },
+        { name: "lib", path: "src/lib", absolute: "/repo/src/lib", type: "directory", ignored: false },
+      ],
+      "src/lib": [{ name: "b.ts", path: "src/lib/b.ts", absolute: "/repo/src/lib/b.ts", type: "file", ignored: false }],
+    }
+
+    expect(
+      flattenLiveFileTreeV2(
+        (path) => nodes[path] ?? [],
+        (path) => path === "src",
+      ).map((row) => [row.node.path, row.node.originalPath, row.level]),
+    ).toEqual([
+      ["src", "src", 0],
+      ["src/a.ts", "src/a.ts", 1],
+      ["src/lib", "src/lib", 1],
+      ["README.md", "README.md", 0],
+    ])
+  })
+})

packages/app/src/components/file-tree-v2-model.ts

@@ -75,3 +75,33 @@ export function flattenFileTreeV2(model: FileTreeV2Model, expanded: (path: strin
 
   return rows
 }
+
+export function flattenLiveFileTreeV2(
+  children: (path: string) => readonly FileNode[],
+  expanded: (path: string) => boolean,
+) {
+  const rows: FileTreeV2Row[] = []
+  const stack = children("")
+    .toReversed()
+    .map((node) => ({ node: toLiveNode(node), level: 0 }))
+
+  while (stack.length > 0) {
+    const row = stack.pop()!
+    rows.push(row)
+    if (row.node.type !== "directory" || !expanded(row.node.path)) continue
+    const nested = children(row.node.originalPath)
+    for (let index = nested.length - 1; index >= 0; index--) {
+      stack.push({ node: toLiveNode(nested[index]!), level: row.level + 1 })
+    }
+  }
+
+  return rows
+}
+
+function toLiveNode(node: FileNode): FileTreeV2Node {
+  return {
+    ...node,
+    path: normalizeFileTreeV2Path(node.path),
+    originalPath: node.path,
+  }
+}

packages/app/src/components/file-tree-v2.tsx

@@ -16,7 +16,13 @@ import type { FileNode } from "@opencode-ai/sdk/v2"
 import { Icon } from "@opencode-ai/ui/v2/icon"
 import { pathToFileUrl, withFileDragImage, type Kind } from "@/components/file-tree"
 import { createVirtualizer, defaultRangeExtractor } from "@tanstack/solid-virtual"
-import { buildFileTreeV2Model, flattenFileTreeV2, normalizeFileTreeV2Path } from "@/components/file-tree-v2-model"
+import {
+  buildFileTreeV2Model,
+  flattenFileTreeV2,
+  flattenLiveFileTreeV2,
+  normalizeFileTreeV2Path,
+  type FileTreeV2Node,
+} from "@/components/file-tree-v2-model"
 import { virtualScrollElement } from "@/components/virtual-scroll-element"
 
 export type { Kind } from "@/components/file-tree"
@@ -36,7 +42,7 @@ function guideLineLeft(level: number) {
 export const kindLabel = (kind: Kind) => {
   if (kind === "add") return "A"
   if (kind === "del") return "D"
-  return ""
+  return "M"
 }
 
 export const kindChange = (kind: Kind) => {
@@ -68,7 +74,7 @@ const FileTreeNodeV2 = (
     "class",
     "classList",
   ])
-  const kind = () => local.kinds?.get(local.node.path)
+  const kind = () => local.kinds?.get(normalizeFileTreeV2Path(local.node.path))
 
   return (
     <Dynamic
@@ -110,12 +116,7 @@ const FileTreeNodeV2 = (
 function GuideLines(props: { level: number }) {
   return (
     <For each={Array.from({ length: props.level })}>
-      {(_, index) => (
+      {(_, index) => <div data-slot="file-tree-v2-guide" style={`left: ${guideLineLeft(index())}px`} />}
-        <div
-          class="absolute top-0 bottom-0 w-px pointer-events-none bg-border-weak-base opacity-0 group-hover/file-tree-v2:opacity-50"
-          style={`left: ${guideLineLeft(index())}px`}
-        />
-      )}
     </For>
   )
 }
@@ -126,12 +127,18 @@ export default function FileTreeV2(props: {
   kinds?: ReadonlyMap<string, Kind>
   draggable?: boolean
   onFileClick?: (file: FileNode) => void
+  onFileDoubleClick?: (file: FileNode) => void
 }) {
   const file = useFile()
+  const live = () => props.allowed === undefined
   const draggable = () => props.draggable ?? true
   const active = () => normalizeFileTreeV2Path(props.active ?? "")
-  const model = createMemo(() => buildFileTreeV2Model(props.allowed ?? []))
+  const model = createMemo(() => (live() ? undefined : buildFileTreeV2Model(props.allowed ?? [])))
-  const rows = createMemo(() => flattenFileTreeV2(model(), (path) => file.tree.state(path)?.expanded ?? true))
+  const expanded = (path: string) => file.tree.state(path)?.expanded ?? !live()
+  const rows = createMemo(() => {
+    if (live()) return flattenLiveFileTreeV2((path) => file.tree.children(path), expanded)
+    return flattenFileTreeV2(model()!, expanded)
+  })
   const [root, setRoot] = createSignal<HTMLDivElement>()
   const [focused, setFocused] = createSignal<string>()
   const virtualizer = createVirtualizer<HTMLDivElement, HTMLDivElement>({
@@ -155,16 +162,49 @@ export default function FileTreeV2(props: {
       return [...indexes, index].sort((a, b) => a - b)
     },
   })
+
+  createEffect(() => {
+    if (!live()) return
+    void file.tree.list("")
+  })
+
+  // Only scroll when the active path changes (or first appears in the tree).
+  // Do not re-scroll when expand/collapse reshuffles `rows()`.
+  let scrolledActive: string | undefined
   createEffect(() => {
     const path = active()
-    if (!path) return
+    if (!path) {
+      scrolledActive = undefined
+      return
+    }
     const index = rows().findIndex((row) => row.node.path === path)
     if (index < 0) return
+    if (scrolledActive === path) return
+    scrolledActive = path
     queueMicrotask(() => {
-      if (virtualizer.range && index >= virtualizer.range.startIndex && index <= virtualizer.range.endIndex) return
+      const next = rows().findIndex((row) => row.node.path === path)
-      virtualizer.scrollToIndex(index, { align: "auto" })
+      if (next < 0) return
+      if (virtualizer.range && next >= virtualizer.range.startIndex && next <= virtualizer.range.endIndex) return
+      virtualizer.scrollToIndex(next, { align: "auto" })
     })
   })
+
+  const selectFile = (node: FileTreeV2Node, action?: (file: FileNode) => void) => {
+    action?.({
+      ...node,
+      path: node.originalPath,
+      absolute: node.originalPath,
+    })
+  }
+
+  const toggleDirectory = (path: string, originalPath: string) => {
+    if (expanded(path)) {
+      file.tree.collapse(originalPath)
+      return
+    }
+    file.tree.expand(originalPath, live() ? undefined : { list: false })
+  }
+
   const rowByKey = createMemo(() => new Map(rows().map((row) => [row.node.path, row] as const)))
   const virtualItemByKey = createMemo(
     () => new Map(virtualizer.getVirtualItems().map((item) => [item.key, item] as const)),
@@ -175,7 +215,7 @@ export default function FileTreeV2(props: {
     <div
       ref={setRoot}
       data-component="file-tree-v2"
-      data-total-rows={model().total}
+      data-total-rows={live() ? rows().length : model()!.total}
       class="group/file-tree-v2"
       style={{ position: "relative", height: `${virtualizer.getTotalSize()}px` }}
     >
@@ -209,13 +249,8 @@ export default function FileTreeV2(props: {
                           class="relative"
                           onFocus={() => setFocused(row().node.path)}
                           onBlur={() => setFocused(undefined)}
-                          onClick={() =>
+                          onClick={() => selectFile(row().node, props.onFileClick)}
-                            props.onFileClick?.({
+                          onDblClick={() => selectFile(row().node, props.onFileDoubleClick)}
-                              ...row().node,
-                              path: row().node.originalPath,
-                              absolute: row().node.originalPath,
-                            })
-                          }
                         >
                           <GuideLines level={row().level} />
                           <Show when={row().level > 0}>
@@ -239,17 +274,13 @@ export default function FileTreeV2(props: {
                         class="relative"
                         onFocus={() => setFocused(row().node.path)}
                         onBlur={() => setFocused(undefined)}
-                        aria-expanded={file.tree.state(row().node.path)?.expanded ?? true}
+                        aria-expanded={expanded(row().node.path)}
-                        onClick={() =>
+                        onClick={() => toggleDirectory(row().node.path, row().node.originalPath)}
-                          file.tree.state(row().node.path)?.expanded === false
-                            ? file.tree.expand(row().node.path, { list: false })
-                            : file.tree.collapse(row().node.path)
-                        }
                       >
                         <GuideLines level={row().level} />
                         <div
                           data-slot="file-tree-v2-chevron"
-                          data-expanded={file.tree.state(row().node.path)?.expanded === false ? undefined : ""}
+                          data-expanded={expanded(row().node.path) ? "" : undefined}
                           class="size-4 flex items-center justify-center"
                         >
                           <Icon name="chevron-down" />

packages/app/src/components/prompt-input.tsx

@@ -19,6 +19,7 @@ import { selectionFromLines, type SelectedLineRange, useFile } from "@/context/f
 import {
   ContentPart,
   DEFAULT_PROMPT,
+  isCommentItem,
   isPromptEqual,
   Prompt,
   usePrompt,
@@ -36,6 +37,8 @@ import { Icon } from "@opencode-ai/ui/icon"
 import { ProviderIcon } from "@opencode-ai/ui/provider-icon"
 import { Tooltip, TooltipKeybind } from "@opencode-ai/ui/tooltip"
 import { ButtonV2 } from "@opencode-ai/ui/v2/button-v2"
+import { Icon as IconV2 } from "@opencode-ai/ui/v2/icon"
+import { IconButtonV2 } from "@opencode-ai/ui/v2/icon-button-v2"
 import { KeybindV2 } from "@opencode-ai/ui/v2/keybind-v2"
 import { MenuV2 } from "@opencode-ai/ui/v2/menu-v2"
 import { TooltipV2 } from "@opencode-ai/ui/v2/tooltip-v2"
@@ -1333,6 +1336,7 @@ export const PromptInput: Component<PromptInputProps> = (props) => {
       onQueue: props.onQueue,
       onAbort: props.onAbort,
       onSubmit: props.onSubmit,
+      model: props.controls.model.selection,
     })
 
   const handleKeyDown = (event: KeyboardEvent) => {
@@ -1623,7 +1627,7 @@ export const PromptInput: Component<PromptInputProps> = (props) => {
                 )}
               />
               <PromptContextItems
-                items={contextItems()}
+                items={contextItems().filter((item) => !isCommentItem(item))}
                 active={(item) => {
                   const active = comments.active()
                   return !!item.commentID && item.commentID === active?.id && item.path === active?.file
@@ -1633,6 +1637,7 @@ export const PromptInput: Component<PromptInputProps> = (props) => {
                   if (item.commentID) comments.remove(item.path, item.commentID)
                   prompt.context.remove(item.key)
                 }}
+                newLayoutDesigns={props.controls.newLayoutDesigns}
                 t={(key) => language.t(key as Parameters<typeof language.t>[0])}
               />
               <PromptImageAttachments
@@ -1642,6 +1647,17 @@ export const PromptInput: Component<PromptInputProps> = (props) => {
                 }
                 onRemove={removeAttachment}
                 removeLabel={language.t("prompt.attachment.remove")}
+                newLayoutDesigns={props.controls.newLayoutDesigns}
+                comments={contextItems().filter(isCommentItem)}
+                commentActive={(item) => {
+                  const active = comments.active()
+                  return !!item.commentID && item.commentID === active?.id && item.path === active?.file
+                }}
+                onOpenComment={openComment}
+                onRemoveComment={(item) => {
+                  if (item.commentID) comments.remove(item.path, item.commentID)
+                  prompt.context.remove(item.key)
+                }}
               />
               <div
                 class="relative min-h-[52px]"
@@ -1704,22 +1720,19 @@ export const PromptInput: Component<PromptInputProps> = (props) => {
                   >
                     <MenuV2 gutter={6} modal={false} placement="top-start">
                       <MenuV2.Trigger
-                        as={IconButton}
+                        as={IconButtonV2}
                         data-action="prompt-attach"
                         type="button"
-                        icon="plus"
+                        icon={<IconV2 name="plus" />}
-                        variant="ghost"
+                        variant="ghost-muted"
-                        class="size-7 rounded-md p-[6px] text-v2-icon-icon-muted"
+                        size="large"
                         style={buttons()}
                         disabled={store.mode !== "normal"}
                         tabIndex={store.mode === "normal" ? undefined : -1}
                         aria-label={language.t("prompt.menu.addImagesAndFiles")}
                       />
                       <MenuV2.Portal>
-                        <MenuV2.Content
+                        <MenuV2.Content style={{ "min-width": "180px" }}>
-                          class="[&_[data-slot=menu-v2-item-shortcut]]:w-5 [&_[data-slot=menu-v2-item-shortcut]]:justify-center"
-                          style={{ "min-width": "180px" }}
-                        >
                           <MenuV2.Item onSelect={pick} shortcut={command.keybind("file.attach")}>
                             {language.t("prompt.menu.imagesAndFiles")}
                           </MenuV2.Item>
@@ -1852,6 +1865,7 @@ export const PromptInput: Component<PromptInputProps> = (props) => {
                 if (item.commentID) comments.remove(item.path, item.commentID)
                 prompt.context.remove(item.key)
               }}
+              newLayoutDesigns={props.controls.newLayoutDesigns}
               t={(key) => language.t(key as Parameters<typeof language.t>[0])}
             />
             <PromptImageAttachments
@@ -1861,6 +1875,7 @@ export const PromptInput: Component<PromptInputProps> = (props) => {
               }
               onRemove={removeAttachment}
               removeLabel={language.t("prompt.attachment.remove")}
+              newLayoutDesigns={props.controls.newLayoutDesigns}
             />
             <div
               class="relative"
@@ -2341,7 +2356,7 @@ function ModelControlContent(props: { state: ComposerModelControlState; v2?: boo
           />
         )}
       </Show>
-      <span class="truncate">{props.state.modelName}</span>
+      <span class="truncate leading-4">{props.state.modelName}</span>
       <span class={props.v2 ? "-ml-0.5 -mr-1 flex shrink-0" : "-ml-1 shrink-0 flex size-fit"}>
         <Icon name="chevron-down" size="small" class="text-v2-icon-icon-muted" />
       </span>

packages/app/src/components/prompt-input/context-items.tsx

@@ -1,6 +1,8 @@
 import { Component, For, Show } from "solid-js"
+import { Dynamic } from "solid-js/web"
 import { FileIcon } from "@opencode-ai/ui/file-icon"
 import { IconButton } from "@opencode-ai/ui/icon-button"
+import { Tooltip } from "@opencode-ai/ui/tooltip"
 import { TooltipV2 } from "@opencode-ai/ui/v2/tooltip-v2"
 import { getDirectory, getFilename, getFilenameTruncated } from "@opencode-ai/core/util/path"
 import type { ContextItem } from "@/context/prompt"
@@ -12,6 +14,7 @@ type ContextItemsProps = {
   active: (item: PromptContextItem) => boolean
   openComment: (item: PromptContextItem) => void
   remove: (item: PromptContextItem) => void
+  newLayoutDesigns: boolean
   t: (key: string) => string
 }
 
@@ -27,10 +30,17 @@ export const PromptContextItems: Component<ContextItemsProps> = (props) => {
             const selected = props.active(item)
 
             return (
-              <TooltipV2
+              <Dynamic
+                component={props.newLayoutDesigns ? TooltipV2 : Tooltip}
                 value={
                   <span class="flex max-w-[300px]">
-                    <span class="text-text-invert-base truncate-start [unicode-bidi:plaintext] min-w-0">
+                    <span
+                      classList={{
+                        "truncate-start [unicode-bidi:plaintext] min-w-0": true,
+                        "text-v2-text-text-muted": props.newLayoutDesigns,
+                        "text-text-invert-base": !props.newLayoutDesigns,
+                      }}
+                    >
                       {directory}
                     </span>
                     <span class="shrink-0">{filename}</span>
@@ -78,7 +88,7 @@ export const PromptContextItems: Component<ContextItemsProps> = (props) => {
                     {(comment) => <div class="text-12-regular text-text-strong ml-5 pr-1 truncate">{comment()}</div>}
                   </Show>
                 </div>
-              </TooltipV2>
+              </Dynamic>
             )
           }}
         </For>

packages/app/src/components/prompt-input/image-attachments.css

@@ -0,0 +1,43 @@
+@keyframes prompt-attachments-fade-left {
+  from {
+    visibility: hidden;
+  }
+  to {
+    visibility: visible;
+  }
+}
+
+@keyframes prompt-attachments-fade-right {
+  from {
+    visibility: visible;
+  }
+  to {
+    visibility: hidden;
+  }
+}
+
+[data-slot="prompt-attachments"] {
+  timeline-scope: --prompt-attachments-scroll;
+
+  [data-slot^="prompt-attachments-fade-"] {
+    visibility: hidden;
+  }
+}
+
+@supports (animation-timeline: --prompt-attachments-scroll) and (timeline-scope: --prompt-attachments-scroll) {
+  [data-slot="prompt-attachments-scroll"] {
+    scroll-timeline: --prompt-attachments-scroll x;
+  }
+
+  [data-slot="prompt-attachments-fade-left"] {
+    animation: prompt-attachments-fade-left linear both;
+    animation-timeline: --prompt-attachments-scroll;
+    animation-range: 0 0.1px;
+  }
+
+  [data-slot="prompt-attachments-fade-right"] {
+    animation: prompt-attachments-fade-right linear both;
+    animation-timeline: --prompt-attachments-scroll;
+    animation-range: calc(100% - 1.1px) calc(100% - 1px);
+  }
+}

packages/app/src/components/prompt-input/image-attachments.tsx

@@ -1,60 +1,167 @@
 import { Component, For, Show } from "solid-js"
 import { Icon } from "@opencode-ai/ui/icon"
+import { Icon as IconV2 } from "@opencode-ai/ui/v2/icon"
 import { Tooltip } from "@opencode-ai/ui/tooltip"
-import type { ImageAttachmentPart } from "@/context/prompt"
+import { TooltipV2 } from "@opencode-ai/ui/v2/tooltip-v2"
+import { AttachmentCardV2 } from "@opencode-ai/session-ui/v2/attachment-card-v2"
+import { CommentCardV2 } from "@opencode-ai/session-ui/v2/comment-card-v2"
+import { typeLabel } from "@opencode-ai/session-ui/message-file"
+import type { ContextItem, ImageAttachmentPart } from "@/context/prompt"
+import "./image-attachments.css"
+
+type PromptCommentItem = ContextItem & { key: string }
 
 type PromptImageAttachmentsProps = {
   attachments: ImageAttachmentPart[]
   onOpen: (attachment: ImageAttachmentPart) => void
   onRemove: (id: string) => void
   removeLabel: string
+  newLayoutDesigns: boolean
+  comments?: PromptCommentItem[]
+  commentActive?: (item: PromptCommentItem) => boolean
+  onOpenComment?: (item: PromptCommentItem) => void
+  onRemoveComment?: (item: PromptCommentItem) => void
 }
 
 const fallbackClass = "size-16 rounded-md bg-surface-base flex items-center justify-center border border-border-base"
 const imageClass =
   "size-16 rounded-md object-cover border border-border-base hover:border-border-strong-base transition-colors"
+const imageClassV2 = "w-[58px] h-[46px] rounded-[6px] object-cover"
+// inset box-shadows do not paint over <img> content, so the hairline is a separate overlay
+const imageHairlineClassV2 =
+  "absolute inset-0 rounded-[6px] shadow-[inset_0_0_0_0.5px_var(--v2-border-border-base)] pointer-events-none"
 const removeClass =
   "absolute -top-1.5 -right-1.5 size-5 rounded-full bg-surface-raised-stronger-non-alpha border border-border-base flex items-center justify-center opacity-0 group-hover:opacity-100 transition-opacity hover:bg-surface-raised-base-hover"
+const removeClassV2 =
+  "absolute -top-1 -right-1 size-4 rounded-full bg-v2-icon-icon-muted outline-solid outline-1 outline-v2-icon-icon-contrast flex items-center justify-center opacity-0 group-hover:opacity-100 transition-opacity"
 const nameClass = "absolute bottom-0 left-0 right-0 px-1 py-0.5 bg-black/50 rounded-b-md"
 
 export const PromptImageAttachments: Component<PromptImageAttachmentsProps> = (props) => {
   return (
-    <Show when={props.attachments.length > 0}>
+    <Show when={props.attachments.length > 0 || (props.newLayoutDesigns && (props.comments?.length ?? 0) > 0)}>
-      <div class="flex flex-wrap gap-2 px-3 pt-3">
+      <div data-slot="prompt-attachments" classList={{ relative: props.newLayoutDesigns }}>
-        <For each={props.attachments}>
+        <div
-          {(attachment) => (
+          data-slot="prompt-attachments-scroll"
-            <Tooltip value={attachment.filename} placement="top" contentClass="break-all">
+          classList={{
-              <div class="relative group">
+            "flex gap-2": true,
+            "flex-nowrap overflow-x-auto no-scrollbar px-2 pt-2 pb-1": props.newLayoutDesigns,
+            "flex-wrap px-3 pt-3": !props.newLayoutDesigns,
+          }}
+        >
+          <Show when={props.newLayoutDesigns}>
+            <For each={props.comments ?? []}>
+              {(item) => (
+                <div class="relative group shrink-0">
+                  <TooltipV2
+                    value={item.comment}
+                    placement="top"
+                    openDelay={800}
+                    contentClass="max-w-[300px] break-words"
+                  >
+                    <CommentCardV2
+                      comment={item.comment ?? ""}
+                      path={item.path}
+                      selection={item.selection}
+                      active={props.commentActive?.(item)}
+                      onClick={() => props.onOpenComment?.(item)}
+                    />
+                  </TooltipV2>
+                  <button
+                    type="button"
+                    onClick={() => props.onRemoveComment?.(item)}
+                    class={removeClassV2}
+                    aria-label={props.removeLabel}
+                  >
+                    <IconV2 name="outline-xmark" class="text-v2-icon-icon-contrast" />
+                  </button>
+                </div>
+              )}
+            </For>
+          </Show>
+          <For each={props.attachments}>
+            {(attachment) => {
+              const image = attachment.mime.startsWith("image/")
+              const media = () => (
                 <Show
-                  when={attachment.mime.startsWith("image/")}
+                  when={image}
                   fallback={
-                    <div class={fallbackClass}>
+                    <Show
-                      <Icon name="folder" class="size-6 text-text-weak" />
+                      when={props.newLayoutDesigns}
-                    </div>
+                      fallback={
+                        <div class={fallbackClass}>
+                          <Icon name="folder" class="size-6 text-text-weak" />
+                        </div>
+                      }
+                    >
+                      <AttachmentCardV2 title={attachment.filename}>
+                        {typeLabel(attachment.filename, attachment.mime)}
+                      </AttachmentCardV2>
+                    </Show>
                   }
                 >
                   <img
                     src={attachment.dataUrl}
                     alt={attachment.filename}
-                    class={imageClass}
+                    class={props.newLayoutDesigns ? imageClassV2 : imageClass}
                     onClick={() => props.onOpen(attachment)}
                   />
                 </Show>
-                <button
+              )
-                  type="button"
+              const name = () => (
-                  onClick={() => props.onRemove(attachment.id)}
-                  class={removeClass}
-                  aria-label={props.removeLabel}
-                >
-                  <Icon name="close" class="size-3 text-text-weak" />
-                </button>
                 <div class={nameClass}>
                   <span class="text-10-regular text-white truncate block">{attachment.filename}</span>
                 </div>
-              </div>
+              )
-            </Tooltip>
+              const remove = () => (
-          )}
+                <button
-        </For>
+                  type="button"
+                  onClick={() => props.onRemove(attachment.id)}
+                  class={props.newLayoutDesigns ? removeClassV2 : removeClass}
+                  aria-label={props.removeLabel}
+                >
+                  <Show when={props.newLayoutDesigns} fallback={<Icon name="close" class="size-3 text-text-weak" />}>
+                    <IconV2 name="outline-xmark" class="text-v2-icon-icon-contrast" />
+                  </Show>
+                </button>
+              )
+              // v2 keeps the remove button outside the tooltip trigger so hovering it dismisses the tooltip
+              return (
+                <Show
+                  when={props.newLayoutDesigns}
+                  fallback={
+                    <Tooltip value={attachment.filename} placement="top" contentClass="break-all">
+                      <div class="relative group">
+                        {media()}
+                        {name()}
+                        {remove()}
+                      </div>
+                    </Tooltip>
+                  }
+                >
+                  <div class="relative group shrink-0">
+                    <TooltipV2 value={attachment.filename} placement="top" contentClass="break-all">
+                      {media()}
+                      <Show when={image}>
+                        <div class={imageHairlineClassV2} />
+                      </Show>
+                    </TooltipV2>
+                    {remove()}
+                  </div>
+                </Show>
+              )
+            }}
+          </For>
+        </div>
+        <Show when={props.newLayoutDesigns}>
+          <div
+            data-slot="prompt-attachments-fade-left"
+            class="pointer-events-none absolute inset-y-0 left-0 z-10 w-6 bg-[linear-gradient(to_right,var(--v2-background-bg-base),transparent)]"
+          />
+          <div
+            data-slot="prompt-attachments-fade-right"
+            class="pointer-events-none absolute inset-y-0 right-0 z-10 w-6 bg-[linear-gradient(to_left,var(--v2-background-bg-base),transparent)]"
+          />
+        </Show>
       </div>
     </Show>
   )

packages/app/src/components/prompt-input/submit.test.ts

@@ -1,5 +1,6 @@
 import { beforeAll, beforeEach, describe, expect, mock, test } from "bun:test"
 import type { Prompt } from "@/context/prompt"
+import type { ModelSelection } from "@/context/local"
 
 let createPromptSubmit: typeof import("./submit").createPromptSubmit
 
@@ -33,6 +34,10 @@ const prompt = {
   current: () => promptValue,
   cursor: () => 0,
   dirty: () => true,
+  model: {
+    current: () => undefined,
+    set: () => undefined,
+  },
   reset: () => undefined,
   set: () => undefined,
   context: {
@@ -378,6 +383,39 @@ describe("prompt submit worktree selection", () => {
     })
   })
 
+  test("uses an injected model selection", async () => {
+    params = { id: "session-1" }
+    const model = {
+      current: () => ({ id: "draft-model", provider: { id: "draft-provider" } }),
+      variant: { current: () => "draft-variant" },
+    } as unknown as ModelSelection
+    const submit = createPromptSubmit({
+      prompt,
+      info: () => ({ id: "session-1" }),
+      imageAttachments: () => [],
+      commentCount: () => 0,
+      autoAccept: () => false,
+      mode: () => "normal",
+      working: () => false,
+      editor: () => undefined,
+      queueScroll: () => undefined,
+      promptLength: (value) => value.reduce((sum, part) => sum + ("content" in part ? part.content.length : 0), 0),
+      addToHistory: () => undefined,
+      resetHistoryNavigation: () => undefined,
+      setMode: () => undefined,
+      setPopover: () => undefined,
+      model,
+    })
+
+    await submit.handleSubmit({ preventDefault: () => undefined } as unknown as Event)
+
+    expect(optimistic[0]).toMatchObject({
+      message: {
+        model: { providerID: "draft-provider", modelID: "draft-model", variant: "draft-variant" },
+      },
+    })
+  })
+
   test("seeds new sessions before optimistic prompts are added", async () => {
     const submit = createPromptSubmit({
       prompt,

packages/app/src/components/prompt-input/submit.ts

@@ -3,12 +3,12 @@ import { showToast } from "@/utils/toast"
 import { base64Encode } from "@opencode-ai/core/util/encode"
 import { Binary } from "@opencode-ai/core/util/binary"
 import { useNavigate, useParams, useSearchParams } from "@solidjs/router"
-import { batch, type Accessor } from "solid-js"
+import { batch, startTransition, type Accessor } from "solid-js"
 import { useTabs } from "@/context/tabs"
 import { useServerSync, type ServerSync } from "@/context/server-sync"
 import { useLanguage } from "@/context/language"
 import { useLayout } from "@/context/layout"
-import { useLocal } from "@/context/local"
+import { useLocal, type ModelSelection } from "@/context/local"
 import { usePermission } from "@/context/permission"
 import { type ContextItem, type ImageAttachmentPart, type Prompt, type usePrompt } from "@/context/prompt"
 import { useSDK, type DirectorySDK } from "@/context/sdk"
@@ -191,6 +191,7 @@ type PromptSubmitInput = {
   onQueue?: (draft: FollowupDraft) => void
   onAbort?: () => void
   onSubmit?: () => void
+  model?: ModelSelection
 }
 
 export function createPromptSubmit(input: PromptSubmitInput) {
@@ -298,9 +299,10 @@ export function createPromptSubmit(input: PromptSubmitInput) {
       return
     }
 
-    const currentModel = local.model.current()
+    const modelSelection = input.model ?? local.model
+    const currentModel = modelSelection.current()
     const currentAgent = local.agent.current()
-    const variant = local.model.variant.current()
+    const variant = modelSelection.variant.current()
     if (!currentModel || !currentAgent) {
       showToast({
         title: language.t("prompt.toast.modelAgentRequired.title"),
@@ -374,13 +376,20 @@ export function createPromptSubmit(input: PromptSubmitInput) {
       if (created) {
         seed(sessionDirectory, created)
         session = created
-        if (shouldAutoAccept) permission.enableAutoAccept(session.id, sessionDirectory)
+        await startTransition(() => {
-        local.session.promote(sessionDirectory, session.id)
+          if (!session) return
-        layout.handoff.setTabs(base64Encode(sessionDirectory), session.id)
+          if (shouldAutoAccept) permission.enableAutoAccept(session.id, sessionDirectory)
-        const draftID = search.draftId
+          local.session.promote(sessionDirectory, session.id, {
-        if (draftID) tabs.promoteDraft(draftID, { server: tabs.draft(draftID).server, sessionId: session.id })
+            agent: currentAgent.name,
-        else navigate(`/${base64Encode(sessionDirectory)}/session/${session.id}`)
+            model: { providerID: currentModel.provider.id, modelID: currentModel.id },
-        submission.retarget(prompt.capture({ dir: base64Encode(sessionDirectory), id: session.id }))
+            variant: variant ?? null,
+          })
+          layout.handoff.setTabs(base64Encode(sessionDirectory), session.id)
+          const draftID = search.draftId
+          if (draftID) tabs.promoteDraft(draftID, { server: tabs.draft(draftID).server, sessionId: session.id })
+          else navigate(`/${base64Encode(sessionDirectory)}/session/${session.id}`)
+          submission.retarget(prompt.capture({ dir: base64Encode(sessionDirectory), id: session.id }))
+        })
       }
     }
     if (!session) {

packages/app/src/components/prompt-workspace-selector.tsx

@@ -1,5 +1,6 @@
 import { For, Show } from "solid-js"
 import { MenuV2 } from "@opencode-ai/ui/v2/menu-v2"
+import { TooltipV2 } from "@opencode-ai/ui/v2/tooltip-v2"
 import { Icon } from "@opencode-ai/ui/icon"
 import { Icon as IconV2 } from "@opencode-ai/ui/v2/icon"
 import { getFilename } from "@opencode-ai/core/util/path"
@@ -96,10 +97,17 @@ export function PromptWorkspaceSelector(props: {
         {(branch) => (
           <>
             <span class="hidden select-none opacity-50 sm:inline mx-1">/</span>
-            <div class="flex h-7 min-w-0 max-w-[220px] items-center gap-1.5 px-2 text-[13px] font-[440] leading-5 tracking-[-0.04px]">
+            <TooltipV2
-              <Icon name="branch" size="small" class="shrink-0 text-v2-icon-icon-muted" />
+              placement="top"
-              <span class="min-w-0 truncate">{branch()}</span>
+              value={branch()}
-            </div>
+              class="min-w-0 max-w-[220px]"
+              contentClass="max-w-[calc(100vw-32px)] break-all"
+            >
+              <div class="flex h-7 min-w-0 max-w-[220px] items-center gap-1.5 px-2 text-[13px] font-[440] leading-5 tracking-[-0.04px]">
+                <Icon name="branch" size="small" class="shrink-0 text-v2-icon-icon-muted" />
+                <span class="min-w-0 truncate">{branch()}</span>
+              </div>
+            </TooltipV2>
           </>
         )}
       </Show>

packages/app/src/components/session-context-usage.tsx

@@ -12,7 +12,7 @@ import { useSync } from "@/context/sync"
 import { useLanguage } from "@/context/language"
 import { useProviders } from "@/hooks/use-providers"
 import { useSDK } from "@/context/sdk"
-import { getSessionContext, getSessionTokenTotal } from "@/components/session/session-context-metrics"
+import { getSessionContext } from "@/components/session/session-context-metrics"
 import { useSessionLayout } from "@/pages/session/session-layout"
 import { createSessionTabs } from "@/pages/session/helpers"
 import { useSettings } from "@/context/settings"
@@ -74,7 +74,6 @@ export function SessionContextUsage(props: SessionContextUsageProps) {
   )
 
   const context = createMemo(() => getSessionContext(messages(), [...providers.all().values()]))
-  const tokens = createMemo(() => info()?.tokens)
   const cost = createMemo(() => {
     return usd().format(info()?.cost ?? 0)
   })
@@ -132,7 +131,7 @@ export function SessionContextUsage(props: SessionContextUsageProps) {
       <ContextTooltipRow name={language.t("context.usage.usage")} value={`${context()?.usage ?? 0}%`} />
       <ContextTooltipRow
         name={language.t("context.usage.tokens")}
-        value={getSessionTokenTotal(tokens())?.toLocaleString(language.intl()) ?? "0"}
+        value={context()?.total.toLocaleString(language.intl()) ?? "0"}
       />
     </div>
   )

packages/app/src/components/session/index.ts

@@ -1,6 +1,7 @@
 export { SessionHeader } from "./session-header"
 export { SessionContextTab } from "./session-context-tab"
 export { SortableTab, FileVisual } from "./session-sortable-tab"
+export { SortableTabV2 } from "./session-sortable-tab-v2"
 export { SortableTerminalTab } from "./session-sortable-terminal-tab"
 export { NewSessionView } from "./session-new-view"
 export { NewSessionDesignView } from "./session-new-design-view"

packages/app/src/components/session/open-in-app-v2.tsx

@@ -0,0 +1,98 @@
+import { For, Show } from "solid-js"
+import { AppIcon } from "@opencode-ai/ui/app-icon"
+import { Icon } from "@opencode-ai/ui/icon"
+import { Spinner } from "@opencode-ai/ui/spinner"
+import { Icon as IconV2 } from "@opencode-ai/ui/v2/icon"
+import { MenuV2 } from "@opencode-ai/ui/v2/menu-v2"
+import { SplitButtonV2, SplitButtonV2Action, SplitButtonV2MenuTrigger } from "@opencode-ai/ui/v2/split-button-v2"
+import { TooltipV2 } from "@opencode-ai/ui/v2/tooltip-v2"
+import { useLanguage } from "@/context/language"
+import { type OpenApp, useOpenInApp } from "@/components/session/open-in-app"
+
+export function OpenInAppV2(props: { directory: () => string }) {
+  const language = useLanguage()
+  const state = useOpenInApp(props)
+
+  return (
+    <Show when={props.directory() && state.canOpen()}>
+      <SplitButtonV2 class="session-review-v2-open-in-app" onPointerDown={(event) => event.stopPropagation()}>
+        <TooltipV2
+          placement="bottom"
+          value={language.t("session.header.open.ariaLabel", { app: state.current().label })}
+          class="flex items-center"
+        >
+          <SplitButtonV2Action
+            onPointerDown={(event) => event.stopPropagation()}
+            onClick={(event) => {
+              event.stopPropagation()
+              if (state.opening()) return
+              state.openDir(state.current().id)
+            }}
+            disabled={state.opening()}
+            aria-label={language.t("session.header.open.ariaLabel", { app: state.current().label })}
+          >
+            <Show when={state.opening()} fallback={<AppIcon id={state.current().icon} class="size-[18px]" />}>
+              <Spinner class="size-3.5" />
+            </Show>
+          </SplitButtonV2Action>
+        </TooltipV2>
+        <MenuV2
+          gutter={4}
+          modal={false}
+          placement="bottom-end"
+          open={state.menu.open}
+          onOpenChange={(open) => state.setMenu("open", open)}
+        >
+          <MenuV2.Trigger
+            as={SplitButtonV2MenuTrigger}
+            disabled={state.opening()}
+            aria-label={language.t("session.header.open.menu")}
+            onPointerDown={(event) => event.stopPropagation()}
+          >
+            <IconV2 name="chevron-down" size="small" />
+          </MenuV2.Trigger>
+          <MenuV2.Portal>
+            <MenuV2.Content class="open-in-app-v2-menu">
+              <MenuV2.Group>
+                <MenuV2.GroupLabel>{language.t("session.header.openIn")}</MenuV2.GroupLabel>
+                <MenuV2.RadioGroup
+                  value={state.current().id}
+                  onChange={(value) => {
+                    state.selectApp(value as OpenApp)
+                  }}
+                >
+                  <For each={state.options()}>
+                    {(option) => (
+                      <MenuV2.RadioItem
+                        value={option.id}
+                        disabled={state.opening()}
+                        onSelect={() => {
+                          state.selectApp(option.id)
+                          state.setMenu("open", false)
+                          state.openDir(option.id)
+                        }}
+                      >
+                        <AppIcon id={option.icon} />
+                        {option.label}
+                      </MenuV2.RadioItem>
+                    )}
+                  </For>
+                </MenuV2.RadioGroup>
+              </MenuV2.Group>
+              <MenuV2.Separator />
+              <MenuV2.Item
+                onSelect={() => {
+                  state.setMenu("open", false)
+                  state.copyPath()
+                }}
+              >
+                <Icon name="copy" size="small" class="text-icon-weak" />
+                {language.t("session.header.open.copyPath")}
+              </MenuV2.Item>
+            </MenuV2.Content>
+          </MenuV2.Portal>
+        </MenuV2>
+      </SplitButtonV2>
+    </Show>
+  )
+}

packages/app/src/components/session/open-in-app.tsx

@@ -0,0 +1,229 @@
+import { createEffect, createMemo } from "solid-js"
+import { createStore } from "solid-js/store"
+import { useLanguage } from "@/context/language"
+import { usePlatform } from "@/context/platform"
+import { useServer } from "@/context/server"
+import { Persist, persisted } from "@/utils/persist"
+import { showToast } from "@/utils/toast"
+
+export const OPEN_APPS = [
+  "vscode",
+  "cursor",
+  "zed",
+  "textmate",
+  "antigravity",
+  "finder",
+  "terminal",
+  "iterm2",
+  "ghostty",
+  "warp",
+  "xcode",
+  "android-studio",
+  "powershell",
+  "sublime-text",
+] as const
+
+export type OpenApp = (typeof OPEN_APPS)[number]
+export type OpenAppOS = "macos" | "windows" | "linux" | "unknown"
+
+export const MAC_OPEN_APPS = [
+  {
+    id: "vscode",
+    label: "session.header.open.app.vscode",
+    icon: "vscode",
+    openWith: "Visual Studio Code",
+  },
+  { id: "cursor", label: "session.header.open.app.cursor", icon: "cursor", openWith: "Cursor" },
+  { id: "zed", label: "session.header.open.app.zed", icon: "zed", openWith: "Zed" },
+  { id: "textmate", label: "session.header.open.app.textmate", icon: "textmate", openWith: "TextMate" },
+  {
+    id: "antigravity",
+    label: "session.header.open.app.antigravity",
+    icon: "antigravity",
+    openWith: "Antigravity",
+  },
+  { id: "terminal", label: "session.header.open.app.terminal", icon: "terminal", openWith: "Terminal" },
+  { id: "iterm2", label: "session.header.open.app.iterm2", icon: "iterm2", openWith: "iTerm" },
+  { id: "ghostty", label: "session.header.open.app.ghostty", icon: "ghostty", openWith: "Ghostty" },
+  { id: "warp", label: "session.header.open.app.warp", icon: "warp", openWith: "Warp" },
+  { id: "xcode", label: "session.header.open.app.xcode", icon: "xcode", openWith: "Xcode" },
+  {
+    id: "android-studio",
+    label: "session.header.open.app.androidStudio",
+    icon: "android-studio",
+    openWith: "Android Studio",
+  },
+  {
+    id: "sublime-text",
+    label: "session.header.open.app.sublimeText",
+    icon: "sublime-text",
+    openWith: "Sublime Text",
+  },
+] as const
+
+export const WINDOWS_OPEN_APPS = [
+  { id: "vscode", label: "session.header.open.app.vscode", icon: "vscode", openWith: "code" },
+  { id: "cursor", label: "session.header.open.app.cursor", icon: "cursor", openWith: "cursor" },
+  { id: "zed", label: "session.header.open.app.zed", icon: "zed", openWith: "zed" },
+  {
+    id: "powershell",
+    label: "session.header.open.app.powershell",
+    icon: "powershell",
+    openWith: "powershell",
+  },
+  {
+    id: "sublime-text",
+    label: "session.header.open.app.sublimeText",
+    icon: "sublime-text",
+    openWith: "Sublime Text",
+  },
+] as const
+
+export const LINUX_OPEN_APPS = [
+  { id: "vscode", label: "session.header.open.app.vscode", icon: "vscode", openWith: "code" },
+  { id: "cursor", label: "session.header.open.app.cursor", icon: "cursor", openWith: "cursor" },
+  { id: "zed", label: "session.header.open.app.zed", icon: "zed", openWith: "zed" },
+  {
+    id: "sublime-text",
+    label: "session.header.open.app.sublimeText",
+    icon: "sublime-text",
+    openWith: "Sublime Text",
+  },
+] as const
+
+export function detectOpenAppOS(platform: ReturnType<typeof usePlatform>): OpenAppOS {
+  if (platform.platform === "desktop" && platform.os) return platform.os
+  if (typeof navigator !== "object") return "unknown"
+  const value = navigator.platform || navigator.userAgent
+  if (/Mac/i.test(value)) return "macos"
+  if (/Win/i.test(value)) return "windows"
+  if (/Linux/i.test(value)) return "linux"
+  return "unknown"
+}
+
+export function openAppFileManager(os: OpenAppOS) {
+  if (os === "macos") return { label: "session.header.open.finder", icon: "finder" as const }
+  if (os === "windows") return { label: "session.header.open.fileExplorer", icon: "file-explorer" as const }
+  return { label: "session.header.open.fileManager", icon: "finder" as const }
+}
+
+export function openAppsForOS(os: OpenAppOS) {
+  if (os === "macos") return MAC_OPEN_APPS
+  if (os === "windows") return WINDOWS_OPEN_APPS
+  return LINUX_OPEN_APPS
+}
+
+const showRequestError = (language: ReturnType<typeof useLanguage>, err: unknown) => {
+  showToast({
+    variant: "error",
+    title: language.t("common.requestFailed"),
+    description: err instanceof Error ? err.message : String(err),
+  })
+}
+
+export function useOpenInApp(input: { directory: () => string }) {
+  const platform = usePlatform()
+  const server = useServer()
+  const language = useLanguage()
+
+  const os = createMemo(() => detectOpenAppOS(platform))
+  const apps = createMemo(() => openAppsForOS(os()))
+  const fileManager = createMemo(() => openAppFileManager(os()))
+
+  const [exists, setExists] = createStore<Partial<Record<OpenApp, boolean>>>({
+    finder: true,
+  })
+
+  createEffect(() => {
+    if (platform.platform !== "desktop") return
+    if (!platform.checkAppExists) return
+
+    const list = apps()
+
+    setExists(Object.fromEntries(list.map((app) => [app.id, undefined])) as Partial<Record<OpenApp, boolean>>)
+
+    void Promise.all(
+      list.map((app) =>
+        Promise.resolve(platform.checkAppExists?.(app.openWith))
+          .then((value) => Boolean(value))
+          .catch(() => false)
+          .then((ok) => [app.id, ok] as const),
+      ),
+    ).then((entries) => {
+      setExists(Object.fromEntries(entries) as Partial<Record<OpenApp, boolean>>)
+    })
+  })
+
+  const options = createMemo(() => {
+    return [
+      { id: "finder", label: language.t(fileManager().label), icon: fileManager().icon },
+      ...apps()
+        .filter((app) => exists[app.id])
+        .map((app) => ({ ...app, label: language.t(app.label) })),
+    ] as const
+  })
+
+  const [prefs, setPrefs] = persisted(Persist.global("open.app"), createStore({ app: "finder" as OpenApp | "finder" }))
+  const [menu, setMenu] = createStore({ open: false })
+  const [openRequest, setOpenRequest] = createStore({
+    app: undefined as OpenApp | undefined,
+  })
+
+  const canOpen = createMemo(() => platform.platform === "desktop" && !!platform.openPath && server.isLocal())
+  const current = createMemo(
+    () =>
+      options().find((o) => o.id === prefs.app) ??
+      options()[0] ??
+      ({ id: "finder", label: fileManager().label, icon: fileManager().icon } as const),
+  )
+  const opening = createMemo(() => openRequest.app !== undefined)
+
+  const selectApp = (app: OpenApp | "finder") => {
+    if (!options().some((item) => item.id === app)) return
+    setPrefs("app", app)
+  }
+
+  const openDir = (app: OpenApp | "finder") => {
+    if (opening() || !canOpen() || !platform.openPath) return
+    const directory = input.directory()
+    if (!directory) return
+
+    const item = options().find((o) => o.id === app)
+    const openWith = item && "openWith" in item ? item.openWith : undefined
+    setOpenRequest("app", app)
+    platform
+      .openPath(directory, openWith)
+      .catch((err: unknown) => showRequestError(language, err))
+      .finally(() => {
+        setOpenRequest("app", undefined)
+      })
+  }
+
+  const copyPath = () => {
+    const directory = input.directory()
+    if (!directory) return
+    navigator.clipboard
+      .writeText(directory)
+      .then(() => {
+        showToast({
+          variant: "success",
+          icon: "circle-check",
+          title: language.t("session.share.copy.copied"),
+          description: directory,
+        })
+      })
+      .catch((err: unknown) => showRequestError(language, err))
+  }
+
+  return {
+    canOpen,
+    opening,
+    current,
+    options,
+    menu,
+    setMenu,
+    openDir,
+    selectApp,
+    copyPath,
+  }
+}

packages/app/src/components/session/session-context-metrics.test.ts

@@ -1,6 +1,6 @@
 import { describe, expect, test } from "bun:test"
 import type { Message } from "@opencode-ai/sdk/v2/client"
-import { getSessionContext, getSessionTokenTotal } from "./session-context-metrics"
+import { getSessionContext } from "./session-context-metrics"
 
 const assistant = (
   id: string,
@@ -38,10 +38,10 @@ const user = (id: string) => {
 }
 
 describe("getSessionContext", () => {
-  test("computes usage from latest assistant with tokens", () => {
+  test("computes token totals and usage from latest assistant with tokens", () => {
     const messages = [
       user("u1"),
-      assistant("a1", { input: 0, output: 0, reasoning: 0, read: 0, write: 0 }, 0.5),
+      assistant("a1", { input: 600, output: 200, reasoning: 100, read: 50, write: 50 }, 0.5),
       assistant("a2", { input: 300, output: 100, reasoning: 50, read: 25, write: 25 }, 1.25),
     ]
     const providers = [
@@ -60,6 +60,8 @@ describe("getSessionContext", () => {
     const ctx = getSessionContext(messages, providers)
 
     expect(ctx?.message.id).toBe("a2")
+    expect(ctx?.total).toBe(500)
+    expect(ctx?.input).toBe(300)
     expect(ctx?.usage).toBe(50)
     expect(ctx?.providerLabel).toBe("OpenAI")
     expect(ctx?.modelLabel).toBe("GPT-4.1")
@@ -94,15 +96,4 @@ describe("getSessionContext", () => {
 
     expect(ctx).toBeUndefined()
   })
-
-  test("computes stored session token totals", () => {
-    expect(
-      getSessionTokenTotal({
-        input: 10,
-        output: 20,
-        reasoning: 30,
-        cache: { read: 40, write: 50 },
-      }),
-    ).toBe(150)
-  })
 })

packages/app/src/components/session/session-context-metrics.ts

@@ -1,4 +1,4 @@
-import type { AssistantMessage, Message, Session } from "@opencode-ai/sdk/v2/client"
+import type { AssistantMessage, Message } from "@opencode-ai/sdk/v2/client"
 
 type Provider = {
   id: string
@@ -21,6 +21,7 @@ type Context = {
   modelLabel: string
   limit: number | undefined
   input: number
+  total: number
   usage: number | null
 }
 
@@ -54,6 +55,7 @@ const build = (messages: Message[] = [], providers: Provider[] = []): Context |
     modelLabel: model?.name ?? message.modelID,
     limit,
     input: message.tokens.input,
+    total,
     usage: limit ? Math.round((total / limit) * 100) : null,
   }
 }
@@ -61,8 +63,3 @@ const build = (messages: Message[] = [], providers: Provider[] = []): Context |
 export function getSessionContext(messages: Message[] = [], providers: Provider[] = []) {
   return build(messages, providers)
 }
-
-export function getSessionTokenTotal(tokens: Session["tokens"] | undefined) {
-  if (!tokens) return undefined
-  return tokens.input + tokens.output + tokens.reasoning + tokens.cache.read + tokens.cache.write
-}

packages/app/src/components/session/session-context-tab.tsx

@@ -15,7 +15,7 @@ import { useLanguage } from "@/context/language"
 import { useProviders } from "@/hooks/use-providers"
 import { useSDK } from "@/context/sdk"
 import { useSessionLayout } from "@/pages/session/session-layout"
-import { getSessionContext, getSessionTokenTotal } from "./session-context-metrics"
+import { getSessionContext } from "./session-context-metrics"
 import { estimateSessionContextBreakdown, type SessionContextBreakdownKey } from "./session-context-breakdown"
 import { createSessionContextFormatter } from "./session-context-format"
 
@@ -135,7 +135,6 @@ export function SessionContextTab() {
   )
 
   const ctx = createMemo(() => getSessionContext(messages(), [...providers.all().values()]))
-  const tokens = createMemo(() => info()?.tokens)
   const formatter = createMemo(() => createSessionContextFormatter(language.intl()))
 
   const cost = createMemo(() => {
@@ -204,14 +203,15 @@ export function SessionContextTab() {
     { label: "context.stats.provider", value: providerLabel },
     { label: "context.stats.model", value: modelLabel },
     { label: "context.stats.limit", value: () => formatter().number(ctx()?.limit) },
-    { label: "context.stats.totalTokens", value: () => formatter().number(getSessionTokenTotal(tokens())) },
+    { label: "context.stats.totalTokens", value: () => formatter().number(ctx()?.total) },
     { label: "context.stats.usage", value: () => formatter().percent(ctx()?.usage) },
-    { label: "context.stats.inputTokens", value: () => formatter().number(tokens()?.input) },
+    { label: "context.stats.inputTokens", value: () => formatter().number(ctx()?.input) },
-    { label: "context.stats.outputTokens", value: () => formatter().number(tokens()?.output) },
+    { label: "context.stats.outputTokens", value: () => formatter().number(ctx()?.message.tokens.output) },
-    { label: "context.stats.reasoningTokens", value: () => formatter().number(tokens()?.reasoning) },
+    { label: "context.stats.reasoningTokens", value: () => formatter().number(ctx()?.message.tokens.reasoning) },
     {
       label: "context.stats.cacheTokens",
-      value: () => `${formatter().number(tokens()?.cache.read)} / ${formatter().number(tokens()?.cache.write)}`,
+      value: () =>
+        `${formatter().number(ctx()?.message.tokens.cache.read)} / ${formatter().number(ctx()?.message.tokens.cache.write)}`,
     },
     { label: "context.stats.userMessages", value: () => counts().user.toLocaleString(language.intl()) },
     { label: "context.stats.assistantMessages", value: () => counts().assistant.toLocaleString(language.intl()) },

packages/app/src/components/session/session-sortable-tab-v2.tsx

@@ -0,0 +1,66 @@
+import { createMemo, Show } from "solid-js"
+import type { JSX } from "solid-js"
+import { useSortable } from "@dnd-kit/solid/sortable"
+import { IconButton } from "@opencode-ai/ui/icon-button"
+import { TooltipKeybind } from "@opencode-ai/ui/tooltip"
+import { Tabs } from "@opencode-ai/ui/tabs"
+import { useFile } from "@/context/file"
+import { useLanguage } from "@/context/language"
+import { useCommand } from "@/context/command"
+import { FileVisual } from "./session-sortable-tab"
+
+export function SortableTabV2(props: {
+  tab: string
+  index: () => number
+  temporary?: boolean
+  onTabClose: (tab: string) => void
+  onTabDoubleClick?: (tab: string) => void
+}): JSX.Element {
+  const file = useFile()
+  const language = useLanguage()
+  const command = useCommand()
+  const sortable = useSortable({
+    get id() {
+      return props.tab
+    },
+    get index() {
+      return props.index()
+    },
+  })
+  const path = createMemo(() => file.pathFromTab(props.tab))
+  const content = createMemo(() => {
+    const value = path()
+    if (!value) return
+    return <FileVisual path={value} temporary={props.temporary} />
+  })
+  return (
+    <div ref={sortable.ref} class="h-full flex items-center">
+      <div class="relative">
+        <Tabs.Trigger
+          value={props.tab}
+          closeButton={
+            <TooltipKeybind
+              title={language.t("common.closeTab")}
+              keybind={command.keybind("tab.close")}
+              placement="bottom"
+              gutter={10}
+            >
+              <IconButton
+                icon="close-small"
+                variant="ghost"
+                class="h-5 w-5"
+                onClick={() => props.onTabClose(props.tab)}
+                aria-label={language.t("common.closeTab")}
+              />
+            </TooltipKeybind>
+          }
+          hideCloseButton
+          onMiddleClick={() => props.onTabClose(props.tab)}
+          onDblClick={() => props.onTabDoubleClick?.(props.tab)}
+        >
+          <Show when={content()}>{(value) => value()}</Show>
+        </Tabs.Trigger>
+      </div>
+    </div>
+  )
+}

packages/app/src/components/session/session-sortable-terminal-tab-v2.tsx

@@ -211,7 +211,17 @@ export function SortableTerminalTabV2(props: {
           <MenuV2.Context.Trigger class="relative" as="div">
             <Tabs.Trigger
               value={props.terminal.id}
-              onClick={focus}
+              onMouseDown={(e) => {
+                // Switch on mousedown to shave the press-release delay off tab switches.
+                if (e.button !== 0) return
+                if (store.editing) return
+                focus()
+              }}
+              onClick={(e) => {
+                // Mouse navigation already happened on mousedown; detail 0 means keyboard activation.
+                if (e.detail > 0) return
+                focus()
+              }}
               closeButton={
                 <IconButton
                   icon="close-small"

packages/app/src/components/settings-general.tsx

@@ -5,6 +5,7 @@ import { Select } from "@opencode-ai/ui/select"
 import { Switch } from "@opencode-ai/ui/switch"
 import { TextField } from "@opencode-ai/ui/text-field"
 import { Tooltip } from "@opencode-ai/ui/tooltip"
+import { Tag } from "@opencode-ai/ui/v2/badge-v2"
 import { useTheme, type ColorScheme } from "@opencode-ai/ui/theme/context"
 import { useDialog } from "@opencode-ai/ui/context/dialog"
 import { useParams } from "@solidjs/router"
@@ -248,6 +249,50 @@ export const SettingsGeneral: Component = () => {
     triggerVariant: "settings" as const,
   })
 
+  const InterfaceSection = () => (
+    <div class="flex flex-col gap-1">
+      <SettingsList>
+        <SettingsRow
+          title={
+            <span class="flex items-center gap-2">
+              {language.t("settings.general.row.newInterface.title")}
+              <Tag variant="accent">{language.t("settings.general.row.newInterface.badge")}</Tag>
+            </span>
+          }
+          description={language.t("settings.general.row.newInterface.description")}
+        >
+          <div data-action="settings-new-layout-designs">
+            <Switch
+              checked={settings.general.newLayoutDesigns()}
+              onChange={(checked) => {
+                settings.general.setNewLayoutDesigns(checked)
+                if (!checked) return
+                void import("@/components/settings-v2").then((module) => {
+                  void dialog.show(() => <module.DialogSettings />)
+                })
+              }}
+            />
+          </div>
+        </SettingsRow>
+      </SettingsList>
+    </div>
+  )
+
+  const InterfaceNoticeSection = () => (
+    <div class="flex flex-col gap-1">
+      <SettingsList>
+        <SettingsRow
+          title={language.t("settings.general.row.newInterfaceNotice.title")}
+          description={language.t("settings.general.row.newInterfaceNotice.description")}
+        >
+          <Button size="small" variant="ghost" onClick={settings.general.dismissNewInterfaceNotice}>
+            {language.t("settings.general.row.newInterfaceNotice.dismiss")}
+          </Button>
+        </SettingsRow>
+      </SettingsList>
+    </div>
+  )
+
   const GeneralSection = () => (
     <div class="flex flex-col gap-1">
       <SettingsList>
@@ -335,23 +380,6 @@ export const SettingsGeneral: Component = () => {
           </div>
         </SettingsRow>
 
-        <SettingsRow
-          title={language.t("settings.general.row.newLayoutDesigns.title")}
-          description={language.t("settings.general.row.newLayoutDesigns.description")}
-        >
-          <div data-action="settings-new-layout-designs">
-            <Switch
-              checked={settings.general.newLayoutDesigns()}
-              onChange={(checked) => {
-                settings.general.setNewLayoutDesigns(checked)
-                if (!checked) return
-                void import("@/components/settings-v2").then((module) => {
-                  dialog.show(() => <module.DialogSettings />)
-                })
-              }}
-            />
-          </div>
-        </SettingsRow>
       </SettingsList>
     </div>
   )
@@ -718,6 +746,14 @@ export const SettingsGeneral: Component = () => {
       </div>
 
       <div class="flex flex-col gap-8 w-full">
+        <Show when={settings.general.layoutTransitionAvailable()}>
+          <InterfaceSection />
+        </Show>
+
+        <Show when={settings.general.newInterfaceNoticeVisible()}>
+          <InterfaceNoticeSection />
+        </Show>
+
         <GeneralSection />
 
         <AppearanceSection />

packages/app/src/components/settings-v2/general.tsx

@@ -28,6 +28,7 @@ import { playSoundById, SOUND_OPTIONS } from "@/utils/sound"
 import { Link } from "../link"
 import { SettingsListV2 } from "./parts/list"
 import { SettingsRowV2 } from "./parts/row"
+import { LayoutRetirementNotice, LayoutTransitionToggle } from "./interface-transition"
 import "./settings-v2.css"
 
 let demoSoundState = {
@@ -226,6 +227,31 @@ export const SettingsGeneralV2: Component<{
     },
   })
 
+  const InterfaceSection = () => (
+    <LayoutTransitionToggle
+      title={language.t("settings.general.row.newInterface.title")}
+      badge={language.t("settings.general.row.newInterface.badge")}
+      description={language.t("settings.general.row.newInterface.description")}
+      checked={settings.general.newLayoutDesigns()}
+      onChange={(checked) => {
+        settings.general.setNewLayoutDesigns(checked)
+        if (checked) return
+        void import("@/components/dialog-settings").then((module) => {
+          void dialog.show(() => <module.DialogSettings />)
+        })
+      }}
+    />
+  )
+
+  const InterfaceNoticeSection = () => (
+    <LayoutRetirementNotice
+      title={language.t("settings.general.row.newInterfaceNotice.title")}
+      description={language.t("settings.general.row.newInterfaceNotice.description")}
+      dismiss={language.t("settings.general.row.newInterfaceNotice.dismiss")}
+      onDismiss={settings.general.dismissNewInterfaceNotice}
+    />
+  )
+
   const GeneralSection = () => (
     <div class="settings-v2-section">
       <SettingsListV2>
@@ -312,24 +338,6 @@ export const SettingsGeneralV2: Component<{
           </div>
         </SettingsRowV2>
 
-        <SettingsRowV2
-          title={language.t("settings.general.row.newLayoutDesigns.title")}
-          description={language.t("settings.general.row.newLayoutDesigns.description")}
-        >
-          <div data-action="settings-new-layout-designs">
-            <Switch
-              checked={settings.general.newLayoutDesigns()}
-              onChange={(checked) => {
-                settings.general.setNewLayoutDesigns(checked)
-                if (checked) return
-                void import("@/components/dialog-settings").then((module) => {
-                  dialog.show(() => <module.DialogSettings />)
-                })
-              }}
-            />
-          </div>
-        </SettingsRowV2>
-
         <Show when={mobile() && import.meta.env.VITE_OPENCODE_CHANNEL !== "prod"}>
           <SettingsRowV2
             title={language.t("settings.general.row.mobileTitlebarBottom.title")}
@@ -683,6 +691,14 @@ export const SettingsGeneralV2: Component<{
       </div>
 
       <div class="settings-v2-tab-body">
+        <Show when={settings.general.layoutTransitionAvailable()}>
+          <InterfaceSection />
+        </Show>
+
+        <Show when={settings.general.newInterfaceNoticeVisible()}>
+          <InterfaceNoticeSection />
+        </Show>
+
         <GeneralSection />
 
         <AppearanceSection />

packages/app/src/components/settings-v2/interface-transition.stories.tsx

@@ -0,0 +1,76 @@
+// @ts-nocheck
+import { Show } from "solid-js"
+import { createStore } from "solid-js/store"
+import { LayoutRetirementNotice, LayoutTransitionToggle } from "./interface-transition"
+
+const copy = {
+  title: "New layout",
+  badge: "New",
+  description: "Use the new tabs and home layout. Switch between layouts for a limited time.",
+  noticeTitle: "You're now using new layout",
+  noticeDescription: "The previous layout is no longer available",
+  dismiss: "Dismiss",
+}
+
+function Frame(props) {
+  return <div class="w-[640px] max-w-full">{props.children}</div>
+}
+
+function ToggleExample(props) {
+  const [state, setState] = createStore({ checked: props.checked })
+  return (
+    <Frame>
+      <LayoutTransitionToggle
+        title={copy.title}
+        badge={copy.badge}
+        description={copy.description}
+        checked={state.checked}
+        onChange={(checked) => setState("checked", checked)}
+      />
+    </Frame>
+  )
+}
+
+function NoticeExample() {
+  const [state, setState] = createStore({ dismissed: false })
+  return (
+    <Frame>
+      <Show when={!state.dismissed} fallback={<span class="text-v2-text-text-muted">Notice dismissed</span>}>
+        <LayoutRetirementNotice
+          title={copy.noticeTitle}
+          description={copy.noticeDescription}
+          dismiss={copy.dismiss}
+          onDismiss={() => setState("dismissed", true)}
+        />
+      </Show>
+    </Frame>
+  )
+}
+
+export default {
+  title: "App/Settings/Layout transition",
+  id: "app-settings-layout-transition",
+  component: LayoutTransitionToggle,
+}
+
+export const NewLayoutEnabled = {
+  render: () => <ToggleExample checked />,
+}
+
+export const PreviousLayoutEnabled = {
+  render: () => <ToggleExample checked={false} />,
+}
+
+export const PreviousLayoutRetired = {
+  render: () => <NoticeExample />,
+}
+
+export const AllStates = {
+  render: () => (
+    <div class="flex flex-col gap-8">
+      <ToggleExample checked />
+      <ToggleExample checked={false} />
+      <NoticeExample />
+    </div>
+  ),
+}

packages/app/src/components/settings-v2/interface-transition.tsx

@@ -0,0 +1,54 @@
+import { Tag } from "@opencode-ai/ui/v2/badge-v2"
+import { ButtonV2 } from "@opencode-ai/ui/v2/button-v2"
+import { Switch } from "@opencode-ai/ui/v2/switch-v2"
+import { SettingsListV2 } from "./parts/list"
+import { SettingsRowV2 } from "./parts/row"
+
+export function LayoutTransitionToggle(props: {
+  title: string
+  badge: string
+  description: string
+  checked: boolean
+  onChange: (checked: boolean) => void
+}) {
+  return (
+    <div class="settings-v2-section">
+      <div class="settings-v2-interface-feature">
+        <SettingsListV2>
+          <SettingsRowV2
+            title={
+              <span class="flex items-center gap-2">
+                {props.title}
+                <Tag variant="accent">{props.badge}</Tag>
+              </span>
+            }
+            description={props.description}
+          >
+            <div data-action="settings-new-layout-designs">
+              <Switch checked={props.checked} onChange={props.onChange} />
+            </div>
+          </SettingsRowV2>
+        </SettingsListV2>
+      </div>
+    </div>
+  )
+}
+
+export function LayoutRetirementNotice(props: {
+  title: string
+  description: string
+  dismiss: string
+  onDismiss: () => void
+}) {
+  return (
+    <div class="settings-v2-section">
+      <SettingsListV2>
+        <SettingsRowV2 title={props.title} description={props.description}>
+          <ButtonV2 size="small" variant="ghost-muted" onClick={props.onDismiss}>
+            {props.dismiss}
+          </ButtonV2>
+        </SettingsRowV2>
+      </SettingsListV2>
+    </div>
+  )
+}

packages/app/src/components/settings-v2/settings-v2.css

@@ -20,6 +20,11 @@
   height: 100%;
   overflow-y: auto;
   scrollbar-width: none;
+  user-select: none;
+}
+
+.settings-v2-panel :is(input, textarea, [contenteditable="true"]) {
+  user-select: text;
 }
 
 .settings-v2-panel::-webkit-scrollbar {
@@ -85,6 +90,11 @@
   box-shadow: inset 0 0 0 0.5px var(--v2-border-border-muted);
 }
 
+.settings-v2-interface-feature [data-component="settings-v2-list"] {
+  background-color: var(--v2-background-bg-base);
+  box-shadow: var(--v2-elevation-raised);
+}
+
 [data-component="settings-v2-row"] {
   display: flex;
   flex-wrap: wrap;
@@ -123,7 +133,7 @@
 }
 
 [data-slot="settings-v2-row-description"] {
-  font-size: 11px;
+  font-size: 13px;
   font-weight: 440;
   line-height: 1;
   color: var(--v2-text-text-muted);
@@ -181,6 +191,7 @@
   flex-direction: column;
   gap: 8px;
   padding: 4px 0 4px 4px;
+  user-select: none;
 }
 
 .settings-v2-nav-footer > span {

packages/app/src/components/terminal.tsx

@@ -1,7 +1,8 @@
 import { withAlpha } from "@opencode-ai/ui/theme/color"
 import { useTheme } from "@opencode-ai/ui/theme/context"
 import { resolveThemeVariant } from "@opencode-ai/ui/theme/resolve"
-import type { HexColor } from "@opencode-ai/ui/theme/types"
+import { resolveThemeVariantV2 } from "@opencode-ai/ui/theme/v2/resolve"
+import type { HexColor, ResolvedV2Theme } from "@opencode-ai/ui/theme/types"
 import { showToast } from "@/utils/toast"
 import type { FitAddon, Ghostty, Terminal as Term } from "ghostty-web"
 import { type ComponentProps, createEffect, createMemo, onCleanup, onMount, splitProps } from "solid-js"
@@ -68,6 +69,19 @@ const debugTerminal = (...values: unknown[]) => {
   console.debug("[terminal]", ...values)
 }
 
+const resolveV2Token = (tokens: ResolvedV2Theme, key: string) => {
+  let current = tokens[key]
+  for (let i = 0; i < 8 && current; i++) {
+    const match = /^var\(--([^)]+)\)$/.exec(current.trim())
+    if (!match) {
+      const hex = current.trim()
+      if (/^#[0-9a-fA-F]{8}$/.test(hex)) return hex.slice(0, 7)
+      return hex
+    }
+    current = tokens[match[1]]
+  }
+}
+
 const useTerminalUiBindings = (input: {
   container: HTMLDivElement
   term: Term
@@ -238,7 +252,10 @@ export const Terminal = (props: TerminalProps) => {
     if (!variant?.seeds && !variant?.palette) return fallback
     const resolved = resolveThemeVariant(variant, mode === "dark")
     const text = resolved["text-stronger"] ?? fallback.foreground
-    const background = resolved["background-stronger"] ?? fallback.background
+    const background = settings.general.newLayoutDesigns()
+      ? (resolveV2Token(resolveThemeVariantV2(variant, mode === "dark"), "v2-background-bg-base") ??
+        fallback.background)
+      : (resolved["background-stronger"] ?? fallback.background)
     const alpha = mode === "dark" ? 0.25 : 0.2
     const base = text.startsWith("#") ? (text as HexColor) : (fallback.foreground as HexColor)
     const selectionBackground = withAlpha(base, alpha)

packages/app/src/components/titlebar.tsx

@@ -25,6 +25,7 @@ import { readSessionTabsRemovedDetail, SESSION_TABS_REMOVED_EVENT } from "@/comp
 import { useGlobal } from "@/context/global"
 import { ServerConnection, useServer } from "@/context/server"
 import { tabKey, useTabs } from "@/context/tabs"
+import type { PromptSession } from "@/context/prompt"
 import "./titlebar.css"
 import { newTabTooltipKeybind } from "./command-tooltip-keybind"
 
@@ -324,13 +325,20 @@ export function Titlebar(props: { update?: TitlebarUpdate }) {
               const route = layout.route()
               const activeSession = session()
               if (route.type === "session" && activeSession) {
-                tabs.newDraft({ server: route.server ?? server.key, directory: activeSession.directory }, "")
+                const sessionTab = {
+                  type: "session" as const,
+                  server: route.server ?? server.key,
+                  sessionId: activeSession.id,
+                }
+                const model = tabs.stateValue<PromptSession>(sessionTab, "prompt")?.model.current()
+                tabs.newDraft({ server: sessionTab.server, directory: activeSession.directory }, "", model)
                 return
               }
 
               const activeTab = currentTab()
               if (activeTab?.type === "draft") {
-                tabs.newDraft({ server: activeTab.server, directory: activeTab.directory }, "")
+                const model = tabs.stateValue<PromptSession>(activeTab, "prompt")?.model.current()
+                tabs.newDraft({ server: activeTab.server, directory: activeTab.directory }, "", model)
                 return
               }
 

packages/app/src/context/layout.tsx

@@ -47,12 +47,20 @@ export function getAvatarColors(key?: string) {
 }
 
 export function getProjectAvatarVariant(key?: string): ProjectAvatarVariant {
-  if (key === "orange") return "orange"
-  if (key === "pink") return "pink"
-  if (key === "cyan") return "cyan"
-  if (key === "purple") return "purple"
   if (key === "mint") return "cyan"
   if (key === "lime") return "green"
+  if (
+    key === "orange" ||
+    key === "yellow" ||
+    key === "cyan" ||
+    key === "green" ||
+    key === "red" ||
+    key === "pink" ||
+    key === "blue" ||
+    key === "purple" ||
+    key === "gray"
+  )
+    return key
   return "gray"
 }
 

packages/app/src/context/local.tsx

@@ -67,7 +67,7 @@ export const { use: useLocal, provider: LocalProvider } = createSimpleContext({
     const list = createMemo(() => sync().data.agent.filter((item) => item.mode !== "subagent" && !item.hidden))
     const connected = createMemo(() => new Set(providers.connected().map((item) => item.id)))
 
-    const [saved, setSaved] = persisted(
+    const [saved, setSaved, , savedReady] = persisted(
       {
         ...Persist.serverWorkspace(serverSDK().scope, sdk().directory, "model-selection", ["model-selection.v1"]),
         migrate,
@@ -375,11 +375,12 @@ export const { use: useLocal, provider: LocalProvider } = createSimpleContext({
       model,
       agent,
       session: {
+        ready: savedReady,
         reset() {
           setStore({ draft: undefined, promoting: undefined })
         },
-        promote(dir: string, session: string) {
+        promote(dir: string, session: string, state?: State) {
-          const next = clone(snapshot())
+          const next = clone(state ?? snapshot())
           if (!next) return
           const key = handoffKey(serverSDK().scope, dir, session)
           handoff.set(key, next)
@@ -409,3 +410,5 @@ export const { use: useLocal, provider: LocalProvider } = createSimpleContext({
     return result
   },
 })
+
+export type ModelSelection = ReturnType<typeof useLocal>["model"]

packages/app/src/context/platform.tsx

@@ -37,6 +37,9 @@ type PlatformBase = {
   /** Open a local path in a local app (desktop only) */
   openPath?(path: string, app?: string): Promise<void>
 
+  /** Reveal a local path in the system file manager; false when the path does not exist (desktop only) */
+  revealPath?(path: string): Promise<boolean>
+
   /** Restart the app  */
   restart(): Promise<void>
 

packages/app/src/context/prompt-state.test.ts

@@ -0,0 +1,29 @@
+import { describe, expect, test } from "bun:test"
+import { createRoot } from "solid-js"
+import { createPromptState, DEFAULT_PROMPT } from "./prompt-state"
+
+describe("prompt state initialization", () => {
+  test("initializes prompt text, cursor, and model together", () => {
+    createRoot((dispose) => {
+      const model = { providerID: "anthropic", modelID: "claude", variant: "high" }
+      const prompt = createPromptState({ prompt: "hello", model })
+
+      expect(prompt.current()).toEqual([{ type: "text", content: "hello", start: 0, end: 5 }])
+      expect(prompt.cursor()).toBe(5)
+      expect(prompt.model.current()).toEqual(model)
+      expect(prompt.model.current()).not.toBe(model)
+      dispose()
+    })
+  })
+
+  test("uses the default prompt without initial values", () => {
+    createRoot((dispose) => {
+      const prompt = createPromptState()
+
+      expect(prompt.current()).toEqual(DEFAULT_PROMPT)
+      expect(prompt.cursor()).toBeUndefined()
+      expect(prompt.model.current()).toBeUndefined()
+      dispose()
+    })
+  })
+})

packages/app/src/context/prompt-state.ts

@@ -0,0 +1,265 @@
+import { checksum } from "@opencode-ai/core/util/encode"
+import type { FilePartSource } from "@opencode-ai/sdk/v2/client"
+import { batch, createMemo, type Accessor } from "solid-js"
+import { createStore, type SetStoreFunction } from "solid-js/store"
+import type { FileSelection } from "@/context/file"
+import { Persist, persisted } from "@/utils/persist"
+import type { ServerScope } from "@/utils/server-scope"
+
+interface PartBase {
+  content: string
+  start: number
+  end: number
+}
+
+export interface TextPart extends PartBase {
+  type: "text"
+}
+
+export interface FileAttachmentPart extends PartBase {
+  type: "file"
+  path: string
+  selection?: FileSelection
+  mime?: string
+  filename?: string
+  url?: string
+  source?: FilePartSource
+}
+
+export interface AgentPart extends PartBase {
+  type: "agent"
+  name: string
+}
+
+export interface ImageAttachmentPart {
+  type: "image"
+  id: string
+  filename: string
+  sourcePath?: string
+  mime: string
+  dataUrl: string
+}
+
+export type ContentPart = TextPart | FileAttachmentPart | AgentPart | ImageAttachmentPart
+export type Prompt = ContentPart[]
+
+export type PromptModel = {
+  providerID: string
+  modelID: string
+  variant?: string | null
+}
+
+export type FileContextItem = {
+  type: "file"
+  path: string
+  selection?: FileSelection
+  comment?: string
+  commentID?: string
+  commentOrigin?: "review" | "file"
+  preview?: string
+}
+
+export type ContextItem = FileContextItem
+export type PromptScope = { draftID: string } | { dir: string; id?: string }
+
+export const DEFAULT_PROMPT: Prompt = [{ type: "text", content: "", start: 0, end: 0 }]
+
+type PromptStore = {
+  prompt: Prompt
+  cursor?: number
+  model?: PromptModel
+  context: {
+    items: (ContextItem & { key: string })[]
+  }
+}
+
+type InitialPrompt = {
+  prompt?: string
+  model?: PromptModel
+}
+
+function isSelectionEqual(a?: FileSelection, b?: FileSelection) {
+  if (!a && !b) return true
+  if (!a || !b) return false
+  return (
+    a.startLine === b.startLine && a.startChar === b.startChar && a.endLine === b.endLine && a.endChar === b.endChar
+  )
+}
+
+function isPartEqual(partA: ContentPart, partB: ContentPart) {
+  switch (partA.type) {
+    case "text":
+      return partB.type === "text" && partA.content === partB.content
+    case "file":
+      return (
+        partB.type === "file" &&
+        partA.path === partB.path &&
+        partA.mime === partB.mime &&
+        partA.filename === partB.filename &&
+        isSelectionEqual(partA.selection, partB.selection)
+      )
+    case "agent":
+      return partB.type === "agent" && partA.name === partB.name
+    case "image":
+      return partB.type === "image" && partA.id === partB.id
+  }
+}
+
+export function isPromptEqual(promptA: Prompt, promptB: Prompt): boolean {
+  if (promptA.length !== promptB.length) return false
+  for (let i = 0; i < promptA.length; i++) {
+    if (!isPartEqual(promptA[i], promptB[i])) return false
+  }
+  return true
+}
+
+function cloneSelection(selection?: FileSelection) {
+  if (!selection) return undefined
+  return { ...selection }
+}
+
+function clonePart(part: ContentPart): ContentPart {
+  if (part.type === "text") return { ...part }
+  if (part.type === "image") return { ...part }
+  if (part.type === "agent") return { ...part }
+  return {
+    ...part,
+    selection: cloneSelection(part.selection),
+  }
+}
+
+function clonePrompt(prompt: Prompt): Prompt {
+  return prompt.map(clonePart)
+}
+
+function contextItemKey(item: ContextItem) {
+  if (item.type !== "file") return item.type
+  const start = item.selection?.startLine
+  const end = item.selection?.endLine
+  const key = `${item.type}:${item.path}:${start}:${end}`
+
+  if (item.commentID) return `${key}:c=${item.commentID}`
+  const comment = item.comment?.trim()
+  if (!comment) return key
+  const digest = checksum(comment) ?? comment
+  return `${key}:c=${digest.slice(0, 8)}`
+}
+
+export function isCommentItem(item: ContextItem | (ContextItem & { key: string })) {
+  return item.type === "file" && !!item.comment?.trim()
+}
+
+function createPromptActions(setStore: SetStoreFunction<PromptStore>) {
+  return {
+    set(prompt: Prompt, cursorPosition?: number) {
+      const next = clonePrompt(prompt)
+      batch(() => {
+        setStore("prompt", next)
+        if (cursorPosition !== undefined) setStore("cursor", cursorPosition)
+      })
+    },
+    reset() {
+      batch(() => {
+        setStore("prompt", clonePrompt(DEFAULT_PROMPT))
+        setStore("cursor", 0)
+      })
+    },
+  }
+}
+
+function promptTarget(serverScope: ServerScope, scope: PromptScope) {
+  if ("draftID" in scope) return Persist.draft(scope.draftID, "prompt")
+  const legacy = `${scope.dir}/prompt${scope.id ? "/" + scope.id : ""}.v2`
+  return Persist.serverScoped(serverScope, scope.dir, scope.id, "prompt", [legacy])
+}
+
+function promptStore(initial?: InitialPrompt): PromptStore {
+  const text = initial?.prompt
+  return {
+    prompt:
+      text === undefined ? clonePrompt(DEFAULT_PROMPT) : [{ type: "text", content: text, start: 0, end: text.length }],
+    cursor: text === undefined ? undefined : text.length,
+    model: initial?.model ? { ...initial.model } : undefined,
+    context: {
+      items: [],
+    },
+  }
+}
+
+function createPromptStateValue(store: PromptStore, setStore: SetStoreFunction<PromptStore>) {
+  const actions = createPromptActions(setStore)
+  const value = {
+    current: () => store.prompt,
+    cursor: createMemo(() => store.cursor),
+    dirty: () => !isPromptEqual(store.prompt, DEFAULT_PROMPT),
+    model: {
+      current: () => store.model,
+      set: (model: PromptModel | undefined) => setStore("model", model),
+    },
+    context: {
+      items: createMemo(() => store.context.items),
+      add(item: ContextItem) {
+        const key = contextItemKey(item)
+        if (store.context.items.find((x) => x.key === key)) return
+        setStore("context", "items", (items) => [...items, { key, ...item }])
+      },
+      remove(key: string) {
+        setStore("context", "items", (items) => items.filter((x) => x.key !== key))
+      },
+      removeComment(path: string, commentID: string) {
+        setStore("context", "items", (items) =>
+          items.filter((item) => !(item.type === "file" && item.path === path && item.commentID === commentID)),
+        )
+      },
+      updateComment(path: string, commentID: string, next: Partial<FileContextItem> & { comment?: string }) {
+        setStore("context", "items", (items) =>
+          items.map((item) => {
+            if (item.type !== "file" || item.path !== path || item.commentID !== commentID) return item
+            const value = { ...item, ...next }
+            return { ...value, key: contextItemKey(value) }
+          }),
+        )
+      },
+      replaceComments(items: FileContextItem[]) {
+        setStore("context", "items", (current) => [
+          ...current.filter((item) => !isCommentItem(item)),
+          ...items.map((item) => ({ ...item, key: contextItemKey(item) })),
+        ])
+      },
+    },
+    set: actions.set,
+    reset: actions.reset,
+    capture: () => value,
+  }
+  return value
+}
+
+function createPersistedPrompt(target: ReturnType<typeof promptTarget>, initial?: InitialPrompt) {
+  const [store, setStore, _, ready] = persisted(target, createStore<PromptStore>(promptStore(initial)))
+  return { ready, ...createPromptStateValue(store, setStore) }
+}
+
+export function createPromptSession(serverScope: ServerScope, scope: PromptScope, initial?: InitialPrompt) {
+  return createPersistedPrompt(promptTarget(serverScope, scope), initial)
+}
+
+export function createDraftPromptSession(draftID: string, initial?: InitialPrompt) {
+  return createPersistedPrompt(Persist.draft(draftID, "prompt"), initial)
+}
+
+export type PromptSession = ReturnType<typeof createPromptSession>
+
+export function createPromptReady(session: Accessor<PromptSession>) {
+  return Object.defineProperty(() => session().ready(), "promise", {
+    get: () => session().ready.promise,
+  }) as (() => boolean) & { readonly promise: Promise<unknown> | undefined }
+}
+
+export function createPromptState(initial?: InitialPrompt) {
+  const [store, setStore] = createStore<PromptStore>(promptStore(initial))
+  const ready = Object.assign(() => true, { promise: Promise.resolve(true) })
+  return {
+    ready,
+    ...createPromptStateValue(store, setStore),
+  }
+}

packages/app/src/context/prompt.tsx

@@ -1,186 +1,50 @@
+import { base64Encode } from "@opencode-ai/core/util/encode"
 import { createSimpleContext } from "@opencode-ai/ui/context"
-import { base64Encode, checksum } from "@opencode-ai/core/util/encode"
 import { useParams, useSearchParams } from "@solidjs/router"
-import { batch, createMemo, createRoot, getOwner, onCleanup, type Accessor } from "solid-js"
+import { createMemo, createRoot, getOwner, onCleanup } from "solid-js"
-import { createStore, type SetStoreFunction } from "solid-js/store"
+import { requireServerKey } from "@/utils/session-route"
-import type { FileSelection } from "@/context/file"
+import { ServerConnection } from "./server"
-import { Persist, persisted } from "@/utils/persist"
 import { useServerSDK } from "./server-sdk"
-import type { ServerScope } from "@/utils/server-scope"
+import { useSettings } from "./settings"
 import { useSDK } from "./sdk"
 import { useTabs, type Tab } from "./tabs"
-import { ServerConnection } from "./server"
+import {
-import { requireServerKey } from "@/utils/session-route"
+  createPromptReady,
-import { useSettings } from "./settings"
+  createPromptSession,
-import type { FilePartSource } from "@opencode-ai/sdk/v2/client"
+  type ContextItem,
+  type FileContextItem,
+  type Prompt,
+  type PromptModel,
+  type PromptScope,
+  type PromptSession,
+} from "./prompt-state"
 
-interface PartBase {
+export {
-  content: string
+  createPromptReady,
-  start: number
+  createPromptSession,
-  end: number
+  createPromptState,
-}
+  DEFAULT_PROMPT,
-
+  isCommentItem,
-export interface TextPart extends PartBase {
+  isPromptEqual,
-  type: "text"
+} from "./prompt-state"
-}
+export type {
-
+  AgentPart,
-export interface FileAttachmentPart extends PartBase {
+  ContentPart,
-  type: "file"
+  ContextItem,
-  path: string
+  FileAttachmentPart,
-  selection?: FileSelection
+  FileContextItem,
-  mime?: string
+  ImageAttachmentPart,
-  filename?: string
+  Prompt,
-  url?: string
+  PromptModel,
-  source?: FilePartSource
+  PromptScope,
-}
+  PromptSession,
-
+  TextPart,
-export interface AgentPart extends PartBase {
+} from "./prompt-state"
-  type: "agent"
-  name: string
-}
-
-export interface ImageAttachmentPart {
-  type: "image"
-  id: string
-  filename: string
-  sourcePath?: string
-  mime: string
-  dataUrl: string
-}
-
-export type ContentPart = TextPart | FileAttachmentPart | AgentPart | ImageAttachmentPart
-export type Prompt = ContentPart[]
-
-export type FileContextItem = {
-  type: "file"
-  path: string
-  selection?: FileSelection
-  comment?: string
-  commentID?: string
-  commentOrigin?: "review" | "file"
-  preview?: string
-}
-
-export type ContextItem = FileContextItem
-
-export const DEFAULT_PROMPT: Prompt = [{ type: "text", content: "", start: 0, end: 0 }]
-
-function isSelectionEqual(a?: FileSelection, b?: FileSelection) {
-  if (!a && !b) return true
-  if (!a || !b) return false
-  return (
-    a.startLine === b.startLine && a.startChar === b.startChar && a.endLine === b.endLine && a.endChar === b.endChar
-  )
-}
-
-function isPartEqual(partA: ContentPart, partB: ContentPart) {
-  switch (partA.type) {
-    case "text":
-      return partB.type === "text" && partA.content === partB.content
-    case "file":
-      return (
-        partB.type === "file" &&
-        partA.path === partB.path &&
-        partA.mime === partB.mime &&
-        partA.filename === partB.filename &&
-        isSelectionEqual(partA.selection, partB.selection)
-      )
-    case "agent":
-      return partB.type === "agent" && partA.name === partB.name
-    case "image":
-      return partB.type === "image" && partA.id === partB.id
-  }
-}
-
-export function isPromptEqual(promptA: Prompt, promptB: Prompt): boolean {
-  if (promptA.length !== promptB.length) return false
-  for (let i = 0; i < promptA.length; i++) {
-    if (!isPartEqual(promptA[i], promptB[i])) return false
-  }
-  return true
-}
-
-function cloneSelection(selection?: FileSelection) {
-  if (!selection) return undefined
-  return { ...selection }
-}
-
-function clonePart(part: ContentPart): ContentPart {
-  if (part.type === "text") return { ...part }
-  if (part.type === "image") return { ...part }
-  if (part.type === "agent") return { ...part }
-  return {
-    ...part,
-    selection: cloneSelection(part.selection),
-  }
-}
-
-function clonePrompt(prompt: Prompt): Prompt {
-  return prompt.map(clonePart)
-}
-
-function contextItemKey(item: ContextItem) {
-  if (item.type !== "file") return item.type
-  const start = item.selection?.startLine
-  const end = item.selection?.endLine
-  const key = `${item.type}:${item.path}:${start}:${end}`
-
-  if (item.commentID) {
-    return `${key}:c=${item.commentID}`
-  }
-
-  const comment = item.comment?.trim()
-  if (!comment) return key
-  const digest = checksum(comment) ?? comment
-  return `${key}:c=${digest.slice(0, 8)}`
-}
-
-function isCommentItem(item: ContextItem | (ContextItem & { key: string })) {
-  return item.type === "file" && !!item.comment?.trim()
-}
-
-function createPromptActions(
-  setStore: SetStoreFunction<{
-    prompt: Prompt
-    cursor?: number
-    context: {
-      items: (ContextItem & { key: string })[]
-    }
-  }>,
-) {
-  return {
-    set(prompt: Prompt, cursorPosition?: number) {
-      const next = clonePrompt(prompt)
-      batch(() => {
-        setStore("prompt", next)
-        if (cursorPosition !== undefined) setStore("cursor", cursorPosition)
-      })
-    },
-    reset() {
-      batch(() => {
-        setStore("prompt", clonePrompt(DEFAULT_PROMPT))
-        setStore("cursor", 0)
-      })
-    },
-  }
-}
 
 const WORKSPACE_KEY = "__workspace__"
 const MAX_PROMPT_SESSIONS = 20
 
-type PromptSession = ReturnType<typeof createPromptSession>
+export function selectPromptTab(tabs: Tab[], scope: PromptScope, server: ServerConnection.Key) {
-
-type PromptStore = {
-  prompt: Prompt
-  cursor?: number
-  context: {
-    items: (ContextItem & { key: string })[]
-  }
-}
-
-type Scope = { draftID: string } | { dir: string; id?: string }
-
-export function selectPromptTab(tabs: Tab[], scope: Scope, server: ServerConnection.Key) {
   if ("draftID" in scope) return tabs.find((tab) => tab.type === "draft" && tab.draftID === scope.draftID)
   if (!scope.id) return
   return (
@@ -189,7 +53,7 @@ export function selectPromptTab(tabs: Tab[], scope: Scope, server: ServerConnect
   )
 }
 
-function scopeKey(scope: Scope) {
+function scopeKey(scope: PromptScope) {
   if ("draftID" in scope) return `draft:${scope.draftID}`
   return `${scope.dir}:${scope.id ?? WORKSPACE_KEY}`
 }
@@ -199,91 +63,6 @@ type PromptCacheEntry = {
   dispose: VoidFunction
 }
 
-function promptTarget(serverScope: ServerScope, scope: Scope) {
-  if ("draftID" in scope) return Persist.draft(scope.draftID, "prompt")
-  const legacy = `${scope.dir}/prompt${scope.id ? "/" + scope.id : ""}.v2`
-  return Persist.serverScoped(serverScope, scope.dir, scope.id, "prompt", [legacy])
-}
-
-export function createPromptSession(serverScope: ServerScope, scope: Scope) {
-  const [store, setStore, _, ready] = persisted(
-    promptTarget(serverScope, scope),
-    createStore<PromptStore>(promptStore()),
-  )
-
-  return { ready, ...createPromptStateValue(store, setStore) }
-}
-
-export function createPromptReady(session: Accessor<PromptSession>) {
-  return Object.defineProperty(() => session().ready(), "promise", {
-    get: () => session().ready.promise,
-  }) as (() => boolean) & { readonly promise: Promise<unknown> | undefined }
-}
-
-function promptStore(): PromptStore {
-  return {
-    prompt: clonePrompt(DEFAULT_PROMPT),
-    cursor: undefined,
-    context: {
-      items: [],
-    },
-  }
-}
-
-function createPromptStateValue(store: PromptStore, setStore: SetStoreFunction<PromptStore>) {
-  const actions = createPromptActions(setStore)
-
-  const value = {
-    current: () => store.prompt,
-    cursor: createMemo(() => store.cursor),
-    dirty: () => !isPromptEqual(store.prompt, DEFAULT_PROMPT),
-    context: {
-      items: createMemo(() => store.context.items),
-      add(item: ContextItem) {
-        const key = contextItemKey(item)
-        if (store.context.items.find((x) => x.key === key)) return
-        setStore("context", "items", (items) => [...items, { key, ...item }])
-      },
-      remove(key: string) {
-        setStore("context", "items", (items) => items.filter((x) => x.key !== key))
-      },
-      removeComment(path: string, commentID: string) {
-        setStore("context", "items", (items) =>
-          items.filter((item) => !(item.type === "file" && item.path === path && item.commentID === commentID)),
-        )
-      },
-      updateComment(path: string, commentID: string, next: Partial<FileContextItem> & { comment?: string }) {
-        setStore("context", "items", (items) =>
-          items.map((item) => {
-            if (item.type !== "file" || item.path !== path || item.commentID !== commentID) return item
-            const value = { ...item, ...next }
-            return { ...value, key: contextItemKey(value) }
-          }),
-        )
-      },
-      replaceComments(items: FileContextItem[]) {
-        setStore("context", "items", (current) => [
-          ...current.filter((item) => !isCommentItem(item)),
-          ...items.map((item) => ({ ...item, key: contextItemKey(item) })),
-        ])
-      },
-    },
-    set: actions.set,
-    reset: actions.reset,
-    capture: () => value,
-  }
-  return value
-}
-
-export function createPromptState() {
-  const [store, setStore] = createStore<PromptStore>(promptStore())
-  const ready = Object.assign(() => true, { promise: Promise.resolve(true) })
-  return {
-    ready,
-    ...createPromptStateValue(store, setStore),
-  }
-}
-
 export const createTabPromptState = (
   tabs: ReturnType<typeof useTabs>,
   tab: Tab,
@@ -303,9 +82,7 @@ export const { use: usePrompt, provider: PromptProvider } = createSimpleContext(
     const cache = new Map<string, PromptCacheEntry>()
 
     const disposeAll = () => {
-      for (const entry of cache.values()) {
+      for (const entry of cache.values()) entry.dispose()
-        entry.dispose()
-      }
       cache.clear()
     }
 
@@ -324,13 +101,11 @@ export const { use: usePrompt, provider: PromptProvider } = createSimpleContext(
     const owner = getOwner()
     const serverKey = () =>
       params.serverKey ? requireServerKey(params.serverKey) : ServerConnection.key(serverSDK().server)
-    const scope = () =>
+    const scope = (): PromptScope =>
       search.draftId ? { draftID: search.draftId } : { dir: base64Encode(sdk().directory), id: params.id }
-    const load = (scope: Scope) => {
+    const load = (scope: PromptScope) => {
       const current = settings.general.newLayoutDesigns() ? selectPromptTab(tabs.store, scope, serverKey()) : undefined
-      if (current) {
+      if (current) return createTabPromptState(tabs, current, serverSDK().scope, scope)
-        return createTabPromptState(tabs, current, serverSDK().scope, scope)
-      }
 
       const key = scopeKey(scope)
       const existing = cache.get(key)
@@ -354,15 +129,19 @@ export const { use: usePrompt, provider: PromptProvider } = createSimpleContext(
     }
 
     const session = createMemo(() => load(scope()))
-    const pick = (scope?: Scope) => (scope ? load(scope) : session())
+    const pick = (scope?: PromptScope) => (scope ? load(scope) : session())
     const ready = createPromptReady(session)
 
     return {
       ready,
-      capture: (scope?: Scope) => pick(scope).capture(),
+      capture: (scope?: PromptScope) => pick(scope).capture(),
       current: () => session().current(),
       cursor: () => session().cursor(),
       dirty: () => session().dirty(),
+      model: {
+        current: () => session().model.current(),
+        set: (model: PromptModel | undefined) => session().model.set(model),
+      },
       context: {
         items: () => session().context.items(),
         add: (item: ContextItem) => session().context.add(item),
@@ -372,8 +151,8 @@ export const { use: usePrompt, provider: PromptProvider } = createSimpleContext(
           session().context.updateComment(path, commentID, next),
         replaceComments: (items: FileContextItem[]) => session().context.replaceComments(items),
       },
-      set: (prompt: Prompt, cursorPosition?: number, scope?: Scope) => pick(scope).set(prompt, cursorPosition),
+      set: (prompt: Prompt, cursorPosition?: number, scope?: PromptScope) => pick(scope).set(prompt, cursorPosition),
-      reset: (scope?: Scope) => pick(scope).reset(),
+      reset: (scope?: PromptScope) => pick(scope).reset(),
     }
   },
 })

packages/app/src/context/settings.test.ts

@@ -0,0 +1,40 @@
+import { describe, expect, test } from "bun:test"
+import {
+  layoutTransitionState,
+  maximumSunsetTimeout,
+  newLayoutDesignsDefault,
+  nextSunsetCheckDelay,
+  resolveNewLayoutDesigns,
+} from "./settings"
+
+describe("layout transition", () => {
+  test("blank profiles default to the new layout", () => {
+    expect(newLayoutDesignsDefault).toBe(true)
+  })
+
+  test("hides the transition until a sunset is scheduled", () => {
+    expect(layoutTransitionState(false, true, false, false)).toEqual({ available: false, notice: false })
+  })
+
+  test("existing profiles can switch before sunset", () => {
+    expect(layoutTransitionState(true, true, false, false)).toEqual({ available: true, notice: false })
+  })
+
+  test("preserves explicit and default layout preferences", () => {
+    expect(resolveNewLayoutDesigns(false, false, true)).toBe(false)
+    expect(resolveNewLayoutDesigns(false, undefined, false)).toBe(false)
+    expect(resolveNewLayoutDesigns(false, undefined, true)).toBe(true)
+  })
+
+  test("sunset replaces the toggle with a dismissible notice", () => {
+    expect(layoutTransitionState(true, true, true, false)).toEqual({ available: false, notice: true })
+    expect(layoutTransitionState(true, true, true, true)).toEqual({ available: false, notice: false })
+    expect(resolveNewLayoutDesigns(true, false)).toBe(true)
+  })
+
+  test("caps checks for sunsets beyond the browser timeout limit", () => {
+    expect(nextSunsetCheckDelay(maximumSunsetTimeout + 1_000, 0)).toBe(maximumSunsetTimeout)
+    expect(nextSunsetCheckDelay(10_000, 9_000)).toBe(1_000)
+    expect(nextSunsetCheckDelay(9_000, 10_000)).toBe(0)
+  })
+})

packages/app/src/context/settings.tsx

@@ -1,5 +1,5 @@
 import { createStore, reconcile } from "solid-js/store"
-import { createEffect, createMemo } from "solid-js"
+import { createEffect, createMemo, createSignal, onCleanup } from "solid-js"
 import { createSimpleContext } from "@opencode-ai/ui/context"
 import { persisted } from "@/utils/persist"
 
@@ -34,6 +34,8 @@ export interface Settings {
     showCustomAgents: boolean
     mobileTitlebarPosition: "top" | "bottom"
     newLayoutDesigns?: boolean
+    layoutTransitionEligible?: boolean
+    newInterfaceNoticeDismissed?: boolean
   }
   appearance: {
     fontSize: number
@@ -52,7 +54,28 @@ export interface Settings {
 export const monoDefault = "System Mono"
 export const sansDefault = "System Sans"
 export const terminalDefault = "JetBrainsMono Nerd Font Mono"
-export const newLayoutDesignsDefault = import.meta.env.VITE_OPENCODE_CHANNEL !== "prod"
+const legacyNewLayoutDesignsDefault = import.meta.env.VITE_OPENCODE_CHANNEL !== "prod"
+export const newLayoutDesignsDefault = true
+// Existing users can switch layouts until local midnight on this date. Set new Date(YYYY, M-1, D) to show.
+export const oldInterfaceSunset = import.meta.env.VITE_OPENCODE_CHANNEL !== "prod" ? new Date(2026, 7, 14) : null
+
+export function layoutTransitionState(scheduled: boolean, eligible: boolean, retired: boolean, dismissed: boolean) {
+  return {
+    available: scheduled && eligible && !retired,
+    notice: scheduled && eligible && retired && !dismissed,
+  }
+}
+
+export const maximumSunsetTimeout = 2_147_483_647
+
+export function nextSunsetCheckDelay(sunset: number, now: number) {
+  return Math.min(Math.max(0, sunset - now), maximumSunsetTimeout)
+}
+
+export function resolveNewLayoutDesigns(retired: boolean, preference: boolean | undefined, fallback = true) {
+  if (retired) return true
+  return preference ?? fallback
+}
 
 const monoFallback =
   'ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace'
@@ -160,9 +183,50 @@ export const { use: useSettings, provider: SettingsProvider } = createSimpleCont
       () => store.general?.showCustomAgents,
       defaultSettings.general.showCustomAgents,
     )
-    const newLayoutDesigns = withFallback(() => store.general?.newLayoutDesigns, newLayoutDesignsDefault)
+    const sunset = oldInterfaceSunset
+    const [oldInterfaceRetired, setOldInterfaceRetired] = createSignal(sunset ? Date.now() >= sunset.getTime() : false)
+    const layoutTransitionClassified = createMemo(
+      () => typeof store.general?.layoutTransitionEligible === "boolean",
+    )
+    const layoutTransitionEligible = withFallback(() => store.general?.layoutTransitionEligible, false)
+    const newInterfaceNoticeDismissed = withFallback(() => store.general?.newInterfaceNoticeDismissed, false)
+    const layoutTransition = createMemo(() =>
+      layoutTransitionState(!!sunset, layoutTransitionEligible(), oldInterfaceRetired(), newInterfaceNoticeDismissed()),
+    )
+    const newLayoutDesigns = createMemo(() => {
+      if (!ready() && !oldInterfaceRetired()) return legacyNewLayoutDesignsDefault
+      if (!layoutTransitionClassified()) {
+        return resolveNewLayoutDesigns(oldInterfaceRetired(), store.general?.newLayoutDesigns, legacyNewLayoutDesignsDefault)
+      }
+      return resolveNewLayoutDesigns(
+        oldInterfaceRetired(),
+        store.general?.newLayoutDesigns,
+        layoutTransitionEligible() ? legacyNewLayoutDesignsDefault : newLayoutDesignsDefault,
+      )
+    })
     const visible = (preference: () => boolean) => createMemo(() => !newLayoutDesigns() || preference())
 
+    if (sunset && !oldInterfaceRetired()) {
+      const timeout = { current: undefined as ReturnType<typeof setTimeout> | undefined }
+      const checkSunset = () => {
+        if (Date.now() >= sunset.getTime()) {
+          setOldInterfaceRetired(true)
+          return
+        }
+        timeout.current = setTimeout(checkSunset, nextSunsetCheckDelay(sunset.getTime(), Date.now()))
+      }
+      checkSunset()
+      onCleanup(() => {
+        if (timeout.current !== undefined) clearTimeout(timeout.current)
+      })
+    }
+
+    createEffect(() => {
+      if (!ready() || !oldInterfaceRetired()) return
+      if (store.general?.newLayoutDesigns === true) return
+      setStore("general", "newLayoutDesigns", true)
+    })
+
     createEffect(() => {
       if (typeof document === "undefined") return
       const root = document.documentElement
@@ -250,7 +314,18 @@ export const { use: useSettings, provider: SettingsProvider } = createSimpleCont
         },
         newLayoutDesigns,
         setNewLayoutDesigns(value: boolean) {
-          setStore("general", "newLayoutDesigns", value)
+          setStore("general", "newLayoutDesigns", oldInterfaceRetired() ? true : value)
+        },
+        layoutTransitionClassified,
+        setOldLayoutEligible(eligible: boolean) {
+          const current = store.general?.layoutTransitionEligible
+          if (typeof current === "boolean") return
+          setStore("general", "layoutTransitionEligible", eligible)
+        },
+        layoutTransitionAvailable: createMemo(() => ready() && layoutTransition().available),
+        newInterfaceNoticeVisible: createMemo(() => ready() && layoutTransition().notice),
+        dismissNewInterfaceNotice() {
+          setStore("general", "newInterfaceNoticeDismissed", true)
         },
       },
       visibility: {

packages/app/src/context/tab-memory.ts

@@ -16,6 +16,9 @@ export function createTabMemory(owner: Owner | null) {
   }
 
   return {
+    get<T>(key: string, name: string) {
+      return entries.get(key)?.get(name)?.value as T | undefined
+    },
     ensure<T>(key: string, name: string, init: () => T) {
       const state = entries.get(key) ?? new Map<string, Entry>()
       if (!entries.has(key)) entries.set(key, state)

packages/app/src/context/tabs.test.ts

@@ -22,6 +22,8 @@ describe("tab memory", () => {
       })
 
       expect(memory.ensure("tab", "prompt", () => ({ value: "other" }))).toBe(first)
+      expect(memory.get<typeof first>("tab", "prompt")).toBe(first)
+      expect(memory.get("missing", "prompt")).toBeUndefined()
       expect(memory.ensure("other", "prompt", () => ({ value: "other" }))).not.toBe(first)
 
       memory.remove("tab")

packages/app/src/context/tabs.tsx

@@ -11,6 +11,7 @@ import { SessionTabsRemovedDetail } from "@/components/titlebar-session-events"
 import { sessionHref } from "@/utils/session-route"
 import { createTabMemory } from "./tab-memory"
 import { nextTabAfterClose, pushClosedTab, removeClosedTabs, takeClosedTab, type ClosedTab } from "./closed-tabs"
+import { createDraftPromptSession, type PromptModel } from "./prompt-state"
 
 export type SessionTab = {
   type: "session"
@@ -207,15 +208,17 @@ export const { use: useTabs, provider: TabsProvider } = createSimpleContext({
         if (!tab || tab.type !== "draft") throw new Error(`Draft not found: ${draftID}`)
         return tab
       },
-      newDraft(draft: Omit<DraftTab, "type" | "draftID">, prompt?: string) {
+      newDraft(draft: Omit<DraftTab, "type" | "draftID">, prompt?: string, model?: PromptModel) {
         const draftID = uuid()
+        const tab = { type: "draft" as const, draftID, ...draft }
+        memory.ensure(tabKey(tab), "prompt", () => createDraftPromptSession(draftID, { prompt, model }))
         void startTransition(() => {
           setStore(
             produce((tabs) => {
-              tabs.push({ type: "draft", draftID, ...draft })
+              tabs.push(tab)
             }),
           )
-          navigate(prompt ? `${draftHref(draftID)}&prompt=${encodeURIComponent(prompt)}` : draftHref(draftID))
+          navigate(draftHref(draftID))
         })
       },
       updateDraft(draftID: string, draft: Partial<Omit<DraftTab, "type" | "draftID">>) {
@@ -373,6 +376,9 @@ export const { use: useTabs, provider: TabsProvider } = createSimpleContext({
       state<T>(tab: Tab, name: string, init: () => T) {
         return memory.ensure(tabKey(tab), name, init)
       },
+      stateValue<T>(tab: Tab, name: string) {
+        return memory.get<T>(tabKey(tab), name)
+      },
     }
 
     return { ...actions, store, info, ready, recentReady }

packages/app/src/i18n/ar.ts

@@ -735,9 +735,13 @@ export const dict = {
   "settings.general.row.editToolPartsExpanded.title": "توسيع أجزاء أداة edit",
   "settings.general.row.editToolPartsExpanded.description":
     "إظهار أجزاء أدوات edit و write و patch موسعة بشكل افتراضي في الشريط الزمني",
-  "settings.general.row.newLayoutDesigns.title": "التخطيط والتصاميم الجديدة",
+  "settings.general.row.newInterface.title": "التخطيط الجديد",
-  "settings.general.row.newLayoutDesigns.description":
+  "settings.general.row.newInterface.badge": "جديد",
-    "تمكين التخطيط والصفحة الرئيسية ومحرر الرسائل وواجهة الجلسة المعاد تصميمها",
+  "settings.general.row.newInterface.description":
+    "استخدم علامات التبويب الجديدة وتخطيط الصفحة الرئيسية. يمكنك التبديل بين التخطيطات لفترة محدودة.",
+  "settings.general.row.newInterfaceNotice.title": "أنت تستخدم الآن التخطيط الجديد",
+  "settings.general.row.newInterfaceNotice.description": "التخطيط السابق لم يعد متاحًا",
+  "settings.general.row.newInterfaceNotice.dismiss": "رفض",
   "settings.general.row.pinchZoom.title": "التكبير بإيماءة القرص",
   "settings.general.row.pinchZoom.description": "السماح بإيماءة القرص على لوحة اللمس وإيماءة Ctrl-scroll للتكبير",
   "settings.general.row.wayland.title": "استخدام Wayland الأصلي",

packages/app/src/i18n/br.ts

@@ -746,9 +746,13 @@ export const dict = {
   "settings.general.row.editToolPartsExpanded.title": "Expandir partes da ferramenta de edição",
   "settings.general.row.editToolPartsExpanded.description":
     "Mostrar partes das ferramentas de edição, escrita e patch expandidas por padrão na linha do tempo",
-  "settings.general.row.newLayoutDesigns.title": "Novo layout e design",
+  "settings.general.row.newInterface.title": "Novo layout",
-  "settings.general.row.newLayoutDesigns.description":
+  "settings.general.row.newInterface.badge": "Novo",
-    "Ativar o layout, a página inicial, a área de composição e a interface de sessão reformulados",
+  "settings.general.row.newInterface.description":
+    "Use as novas abas e o layout da página inicial. Alterne entre os layouts por tempo limitado.",
+  "settings.general.row.newInterfaceNotice.title": "Agora você está usando o novo layout",
+  "settings.general.row.newInterfaceNotice.description": "O layout anterior não está mais disponível",
+  "settings.general.row.newInterfaceNotice.dismiss": "Descartar",
   "settings.general.row.pinchZoom.title": "Zoom com gesto de pinça",
   "settings.general.row.pinchZoom.description":
     "Permitir gestos de pinça no trackpad e de Ctrl+rolagem para aplicar zoom",

packages/app/src/i18n/bs.ts

@@ -811,9 +811,13 @@ export const dict = {
   "settings.general.row.editToolPartsExpanded.title": "Proširi dijelove alata za uređivanje",
   "settings.general.row.editToolPartsExpanded.description":
     "Prikaži dijelove alata za uređivanje, pisanje i patch podrazumijevano proširene na vremenskoj traci",
-  "settings.general.row.newLayoutDesigns.title": "Novi raspored i dizajn",
+  "settings.general.row.newInterface.title": "Novi raspored",
-  "settings.general.row.newLayoutDesigns.description":
+  "settings.general.row.newInterface.badge": "Novo",
-    "Omogući redizajnirani raspored, početnu stranicu, uređivač poruke i interfejs sesije",
+  "settings.general.row.newInterface.description":
+    "Koristite nove kartice i raspored početne stranice. Ograničeno vrijeme možete se prebacivati između rasporeda.",
+  "settings.general.row.newInterfaceNotice.title": "Sada koristite novi raspored",
+  "settings.general.row.newInterfaceNotice.description": "Prethodni raspored više nije dostupan",
+  "settings.general.row.newInterfaceNotice.dismiss": "Odbaci",
   "settings.general.row.pinchZoom.title": "Zumiranje štipanjem",
   "settings.general.row.pinchZoom.description":
     "Dozvoli zumiranje gestom štipanja na dodirnoj ploči i pomoću Ctrl-pomjeranja",

packages/app/src/i18n/da.ts

@@ -804,9 +804,13 @@ export const dict = {
   "settings.general.row.editToolPartsExpanded.title": "Udvid edit-værktøjsdele",
   "settings.general.row.editToolPartsExpanded.description":
     "Vis edit-, write- og patch-værktøjsdele udvidet som standard i tidslinjen",
-  "settings.general.row.newLayoutDesigns.title": "Nyt layout og design",
+  "settings.general.row.newInterface.title": "Nyt layout",
-  "settings.general.row.newLayoutDesigns.description":
+  "settings.general.row.newInterface.badge": "Ny",
-    "Aktivér det nydesignede layout, startsiden, promptfeltet og sessionsbrugerfladen",
+  "settings.general.row.newInterface.description":
+    "Brug de nye faner og startsidens layout. Du kan skifte mellem layoutene i en begrænset periode.",
+  "settings.general.row.newInterfaceNotice.title": "Du bruger nu det nye layout",
+  "settings.general.row.newInterfaceNotice.description": "Det tidligere layout er ikke længere tilgængeligt",
+  "settings.general.row.newInterfaceNotice.dismiss": "Afvis",
   "settings.general.row.pinchZoom.title": "Knib for at zoome",
   "settings.general.row.pinchZoom.description": "Tillad knibebevægelser på pegefeltet og Ctrl-rulning for at zoome",
   "settings.general.row.wayland.title": "Brug native Wayland",

packages/app/src/i18n/de.ts

@@ -759,9 +759,13 @@ export const dict = {
   "settings.general.row.editToolPartsExpanded.title": "Edit-Tool-Abschnitte ausklappen",
   "settings.general.row.editToolPartsExpanded.description":
     "Edit-, Write- und Patch-Tool-Abschnitte standardmäßig in der Timeline ausgeklappt anzeigen",
-  "settings.general.row.newLayoutDesigns.title": "Neues Layout und Design",
+  "settings.general.row.newInterface.title": "Neues Layout",
-  "settings.general.row.newLayoutDesigns.description":
+  "settings.general.row.newInterface.badge": "Neu",
-    "Neu gestaltetes Layout, Startseite, Eingabebereich und Sitzungsoberfläche aktivieren",
+  "settings.general.row.newInterface.description":
+    "Verwenden Sie die neuen Tabs und das Startseitenlayout. Für begrenzte Zeit können Sie zwischen den Layouts wechseln.",
+  "settings.general.row.newInterfaceNotice.title": "Sie verwenden jetzt das neue Layout",
+  "settings.general.row.newInterfaceNotice.description": "Das vorherige Layout ist nicht mehr verfügbar",
+  "settings.general.row.newInterfaceNotice.dismiss": "Verwerfen",
   "settings.general.row.pinchZoom.title": "Zoom per Fingergeste",
   "settings.general.row.pinchZoom.description": "Zoomen per Zwei-Finger- und Ctrl-Scroll-Geste erlauben",
   "settings.general.row.wayland.title": "Natives Wayland verwenden",

packages/app/src/i18n/en.ts

@@ -638,7 +638,7 @@ export const dict = {
   "session.error.notFound.description": "This tab points to a session that no longer exists on this server.",
   "session.error.notFound.closeTab": "Close Tab",
   "session.error.serverConnection": "Can't connect to this server",
-  "session.review.filesChanged": "{{count}} Files Changed",
+  "session.review.filesChanged": "Files Changed {{count}}",
   "session.review.change.one": "Change",
   "session.review.change.other": "Changes",
   "session.review.loadingChanges": "Loading changes...",
@@ -855,9 +855,8 @@ export const dict = {
 
   "settings.general.row.language.title": "Language",
   "settings.general.row.language.description": "Change the display language for OpenCode",
-  "settings.general.row.shell.title": "Terminal Shell",
+  "settings.general.row.shell.title": "Terminal shell",
-  "settings.general.row.shell.description":
+  "settings.general.row.shell.description": "Shell used by the terminal and agent tools",
-    "Choose the shell used for your terminal. Compatible shells are also used for agent tool calls.",
   "settings.general.row.shell.autoDefault": "Auto (Default)",
   "settings.general.row.shell.terminalOnly": "terminal only",
   "settings.general.row.appearance.title": "Appearance",
@@ -889,8 +888,9 @@ export const dict = {
   "settings.general.row.mobileTitlebarBottom.title": "Bottom navigation",
   "settings.general.row.mobileTitlebarBottom.description":
     "Place the title bar and session tabs at the bottom of the screen on mobile",
-  "settings.general.row.showCustomAgents.title": "Custom agents",
+  "settings.general.row.showCustomAgents.title": "Show agent",
-  "settings.general.row.showCustomAgents.description": "Show the agent picker in the composer",
+  "settings.general.row.showCustomAgents.description":
+    "Switch between agents in the composer. When hidden, defaults to Build agent.",
   "settings.general.row.reasoningSummaries.title": "Show reasoning summaries",
   "settings.general.row.reasoningSummaries.description": "Display model reasoning summaries in the timeline",
   "settings.general.row.shellToolPartsExpanded.title": "Expand shell tool parts",
@@ -899,8 +899,13 @@ export const dict = {
   "settings.general.row.editToolPartsExpanded.title": "Expand edit tool parts",
   "settings.general.row.editToolPartsExpanded.description":
     "Show edit, write, and patch tool parts expanded by default in the timeline",
-  "settings.general.row.newLayoutDesigns.title": "New layout and designs",
+  "settings.general.row.newInterface.title": "New layout",
-  "settings.general.row.newLayoutDesigns.description": "Enable the redesigned layout, home, composer, and session UI",
+  "settings.general.row.newInterface.badge": "New",
+  "settings.general.row.newInterface.description":
+    "Use the new tabs and home layout. Switch between layouts for a limited time.",
+  "settings.general.row.newInterfaceNotice.title": "You're now using new layout",
+  "settings.general.row.newInterfaceNotice.description": "The previous layout is no longer available",
+  "settings.general.row.newInterfaceNotice.dismiss": "Dismiss",
   "settings.general.row.pinchZoom.title": "Pinch to zoom",
   "settings.general.row.pinchZoom.description": "Allow trackpad pinch and Ctrl-scroll gestures to zoom",
 

packages/app/src/i18n/es.ts

@@ -816,9 +816,13 @@ export const dict = {
   "settings.general.row.editToolPartsExpanded.title": "Expandir partes de la herramienta de edición",
   "settings.general.row.editToolPartsExpanded.description":
     "Mostrar las partes de las herramientas de edición, escritura y parcheado expandidas por defecto en la línea de tiempo",
-  "settings.general.row.newLayoutDesigns.title": "Nuevo diseño y estilos",
+  "settings.general.row.newInterface.title": "Nuevo diseño",
-  "settings.general.row.newLayoutDesigns.description":
+  "settings.general.row.newInterface.badge": "Nuevo",
-    "Activar el nuevo diseño de la interfaz, la página de inicio, el editor y las sesiones",
+  "settings.general.row.newInterface.description":
+    "Usa las nuevas pestañas y el diseño de la página de inicio. Durante un tiempo limitado, puedes cambiar entre los diseños.",
+  "settings.general.row.newInterfaceNotice.title": "Ahora estás usando el nuevo diseño",
+  "settings.general.row.newInterfaceNotice.description": "El diseño anterior ya no está disponible",
+  "settings.general.row.newInterfaceNotice.dismiss": "Descartar",
   "settings.general.row.pinchZoom.title": "Pellizcar para ampliar",
   "settings.general.row.pinchZoom.description":
     "Permitir ampliar con el gesto de pellizco del panel táctil y con Ctrl-scroll",

packages/app/src/i18n/fr.ts

@@ -756,9 +756,13 @@ export const dict = {
   "settings.general.row.editToolPartsExpanded.title": "Développer les parties de l'outil edit",
   "settings.general.row.editToolPartsExpanded.description":
     "Afficher les parties des outils edit, write et patch développées par défaut dans la chronologie",
-  "settings.general.row.newLayoutDesigns.title": "Nouvelle mise en page et nouveaux designs",
+  "settings.general.row.newInterface.title": "Nouvelle mise en page",
-  "settings.general.row.newLayoutDesigns.description":
+  "settings.general.row.newInterface.badge": "Nouveau",
-    "Activer la nouvelle mise en page et les nouvelles interfaces d'accueil, de saisie et de session",
+  "settings.general.row.newInterface.description":
+    "Utilisez les nouveaux onglets et la mise en page de l'accueil. Vous pouvez alterner entre les mises en page pendant une durée limitée.",
+  "settings.general.row.newInterfaceNotice.title": "Vous utilisez maintenant la nouvelle mise en page",
+  "settings.general.row.newInterfaceNotice.description": "La mise en page précédente n'est plus disponible",
+  "settings.general.row.newInterfaceNotice.dismiss": "Ignorer",
   "settings.general.row.pinchZoom.title": "Pincer pour zoomer",
   "settings.general.row.pinchZoom.description":
     "Autoriser les gestes de pincement du pavé tactile et Ctrl-défilement pour zoomer",

packages/app/src/i18n/ja.ts

@@ -741,9 +741,13 @@ export const dict = {
   "settings.general.row.editToolPartsExpanded.title": "edit ツールパーツを展開",
   "settings.general.row.editToolPartsExpanded.description":
     "タイムラインで edit、write、patch ツールパーツをデフォルトで展開して表示します",
-  "settings.general.row.newLayoutDesigns.title": "新しいレイアウトとデザイン",
+  "settings.general.row.newInterface.title": "新しいレイアウト",
-  "settings.general.row.newLayoutDesigns.description":
+  "settings.general.row.newInterface.badge": "新機能",
-    "刷新されたレイアウト、ホーム、コンポーザー、セッションUIを有効にします",
+  "settings.general.row.newInterface.description":
+    "新しいタブとホーム画面のレイアウトを使用します。期間限定でレイアウトを切り替えられます。",
+  "settings.general.row.newInterfaceNotice.title": "新しいレイアウトを使用しています",
+  "settings.general.row.newInterfaceNotice.description": "以前のレイアウトは利用できなくなりました",
+  "settings.general.row.newInterfaceNotice.dismiss": "閉じる",
   "settings.general.row.pinchZoom.title": "ピンチでズーム",
   "settings.general.row.pinchZoom.description":
     "トラックパッドのピンチ操作とCtrl+スクロール操作によるズームを許可します",

packages/app/src/i18n/ko.ts

@@ -999,8 +999,13 @@ export const dict = {
   "settings.general.row.mobileTitlebarBottom.description": "모바일에서 제목 표시줄과 세션 탭을 화면 하단에 배치",
   "settings.general.row.showCustomAgents.title": "사용자 지정 에이전트",
   "settings.general.row.showCustomAgents.description": "입력창에 에이전트 선택기 표시",
-  "settings.general.row.newLayoutDesigns.title": "새 레이아웃 및 디자인",
+  "settings.general.row.newInterface.title": "새 레이아웃",
-  "settings.general.row.newLayoutDesigns.description": "새롭게 디자인된 레이아웃, 홈, 입력창 및 세션 UI 활성화",
+  "settings.general.row.newInterface.badge": "신규",
+  "settings.general.row.newInterface.description":
+    "새 탭과 홈 화면 레이아웃을 사용합니다. 제한된 기간 동안 레이아웃을 전환할 수 있습니다.",
+  "settings.general.row.newInterfaceNotice.title": "이제 새 레이아웃을 사용 중입니다",
+  "settings.general.row.newInterfaceNotice.description": "이전 레이아웃은 더 이상 사용할 수 없습니다",
+  "settings.general.row.newInterfaceNotice.dismiss": "닫기",
   "settings.general.row.pinchZoom.title": "핀치 줌",
   "settings.general.row.pinchZoom.description": "트랙패드 핀치 및 Ctrl-스크롤 제스처로 확대/축소 허용",
   "settings.updates.action.downloading": "다운로드 중...",

packages/app/src/i18n/no.ts

@@ -1095,9 +1095,13 @@ export const dict = {
     "Plasser tittellinjen og sesjonsfanene nederst på mobilskjermen",
   "settings.general.row.showCustomAgents.title": "Egendefinerte agenter",
   "settings.general.row.showCustomAgents.description": "Vis agentvelgeren i skrivefeltet",
-  "settings.general.row.newLayoutDesigns.title": "Ny layout og utforming",
+  "settings.general.row.newInterface.title": "Nytt oppsett",
-  "settings.general.row.newLayoutDesigns.description":
+  "settings.general.row.newInterface.badge": "Ny",
-    "Aktiver ny layout og utforming for startsiden, skrivefeltet og sesjonsgrensesnittet",
+  "settings.general.row.newInterface.description":
+    "Bruk de nye fanene og startsidens oppsett. I en begrenset periode kan du bytte mellom oppsettene.",
+  "settings.general.row.newInterfaceNotice.title": "Du bruker nå det nye oppsettet",
+  "settings.general.row.newInterfaceNotice.description": "Det forrige oppsettet er ikke lenger tilgjengelig",
+  "settings.general.row.newInterfaceNotice.dismiss": "Avvis",
   "settings.general.row.pinchZoom.title": "Knip for å zoome",
   "settings.general.row.pinchZoom.description": "Tillat knipebevegelser på styreflaten og Ctrl-rulling for å zoome",
   "settings.updates.action.downloading": "Laster ned...",

packages/app/src/i18n/pl.ts

@@ -746,9 +746,13 @@ export const dict = {
   "settings.general.row.editToolPartsExpanded.title": "Rozwijaj elementy narzędzia edit",
   "settings.general.row.editToolPartsExpanded.description":
     "Domyślnie pokazuj rozwinięte elementy narzędzi edit, write i patch na osi czasu",
-  "settings.general.row.newLayoutDesigns.title": "Nowy układ i wygląd",
+  "settings.general.row.newInterface.title": "Nowy układ",
-  "settings.general.row.newLayoutDesigns.description":
+  "settings.general.row.newInterface.badge": "Nowość",
-    "Włącz przeprojektowany układ, stronę główną, edytor wiadomości i interfejs sesji",
+  "settings.general.row.newInterface.description":
+    "Używaj nowych kart i układu strony głównej. Przez ograniczony czas możesz przełączać się między układami.",
+  "settings.general.row.newInterfaceNotice.title": "Korzystasz teraz z nowego układu",
+  "settings.general.row.newInterfaceNotice.description": "Poprzedni układ nie jest już dostępny",
+  "settings.general.row.newInterfaceNotice.dismiss": "Odrzuć",
   "settings.general.row.pinchZoom.title": "Powiększanie gestem szczypania",
   "settings.general.row.pinchZoom.description":
     "Zezwalaj na powiększanie gestem szczypania na gładziku i przewijaniem z klawiszem Ctrl",

packages/app/src/i18n/ru.ts

@@ -812,9 +812,13 @@ export const dict = {
   "settings.general.row.editToolPartsExpanded.title": "Разворачивать элементы инструмента edit",
   "settings.general.row.editToolPartsExpanded.description":
     "Показывать элементы инструментов edit, write и patch в ленте развернутыми по умолчанию",
-  "settings.general.row.newLayoutDesigns.title": "Новая компоновка и оформление",
+  "settings.general.row.newInterface.title": "Новая компоновка",
-  "settings.general.row.newLayoutDesigns.description":
+  "settings.general.row.newInterface.badge": "Новое",
-    "Включить обновлённую компоновку, главную страницу, редактор запросов и интерфейс сессии",
+  "settings.general.row.newInterface.description":
+    "Используйте новые вкладки и компоновку главной страницы. В течение ограниченного времени можно переключаться между вариантами компоновки.",
+  "settings.general.row.newInterfaceNotice.title": "Теперь вы используете новую компоновку",
+  "settings.general.row.newInterfaceNotice.description": "Прежняя компоновка больше недоступна",
+  "settings.general.row.newInterfaceNotice.dismiss": "Закрыть",
   "settings.general.row.pinchZoom.title": "Масштабирование щипком",
   "settings.general.row.pinchZoom.description":
     "Разрешить масштабирование жестом щипка на трекпаде и прокруткой с Ctrl",

packages/app/src/i18n/th.ts

@@ -801,9 +801,13 @@ export const dict = {
   "settings.general.row.editToolPartsExpanded.title": "ขยายส่วนเครื่องมือ edit",
   "settings.general.row.editToolPartsExpanded.description":
     "แสดงส่วนเครื่องมือ edit, write และ patch แบบขยายตามค่าเริ่มต้นในไทม์ไลน์",
-  "settings.general.row.newLayoutDesigns.title": "เลย์เอาต์และดีไซน์ใหม่",
+  "settings.general.row.newInterface.title": "เลย์เอาต์ใหม่",
-  "settings.general.row.newLayoutDesigns.description":
+  "settings.general.row.newInterface.badge": "ใหม่",
-    "เปิดใช้เลย์เอาต์ หน้าแรก ช่องเขียนข้อความ และ UI เซสชันที่ออกแบบใหม่",
+  "settings.general.row.newInterface.description":
+    "ใช้แท็บใหม่และเลย์เอาต์หน้าแรก คุณสามารถสลับระหว่างเลย์เอาต์ได้ในช่วงเวลาจำกัด",
+  "settings.general.row.newInterfaceNotice.title": "ขณะนี้คุณกำลังใช้เลย์เอาต์ใหม่",
+  "settings.general.row.newInterfaceNotice.description": "เลย์เอาต์ก่อนหน้าไม่พร้อมใช้งานอีกต่อไป",
+  "settings.general.row.newInterfaceNotice.dismiss": "ปิด",
   "settings.general.row.pinchZoom.title": "บีบนิ้วเพื่อซูม",
   "settings.general.row.pinchZoom.description": "อนุญาตให้ใช้ท่าบีบนิ้วบนแทร็คแพดและ Ctrl-scroll เพื่อซูม",
   "settings.general.row.wayland.title": "ใช้ Wayland แบบเนทีฟ",

packages/app/src/i18n/tr.ts

@@ -816,9 +816,13 @@ export const dict = {
   "settings.general.row.editToolPartsExpanded.title": "Düzenleme araç bileşenlerini genişlet",
   "settings.general.row.editToolPartsExpanded.description":
     "Zaman çizelgesinde düzenleme, yazma ve yama araç bileşenlerini varsayılan olarak genişletilmiş göster",
-  "settings.general.row.newLayoutDesigns.title": "Yeni düzen ve tasarımlar",
+  "settings.general.row.newInterface.title": "Yeni düzen",
-  "settings.general.row.newLayoutDesigns.description":
+  "settings.general.row.newInterface.badge": "Yeni",
-    "Yeniden tasarlanan düzeni, ana sayfayı, yazma alanını ve oturum arayüzünü etkinleştir",
+  "settings.general.row.newInterface.description":
+    "Yeni sekmeleri ve ana sayfa düzenini kullanın. Sınırlı bir süre boyunca düzenler arasında geçiş yapabilirsiniz.",
+  "settings.general.row.newInterfaceNotice.title": "Artık yeni düzeni kullanıyorsunuz",
+  "settings.general.row.newInterfaceNotice.description": "Önceki düzen artık kullanılamıyor",
+  "settings.general.row.newInterfaceNotice.dismiss": "Kapat",
   "settings.general.row.pinchZoom.title": "Sıkıştırarak yakınlaştır",
   "settings.general.row.pinchZoom.description":
     "İzleme dörtgeninde sıkıştırma ve Ctrl-kaydırma hareketleriyle yakınlaştırmaya izin ver",

packages/app/src/i18n/uk.ts

@@ -902,9 +902,13 @@ export const dict = {
   "settings.general.row.editToolPartsExpanded.title": "Розгортати частини інструменту редагування",
   "settings.general.row.editToolPartsExpanded.description":
     "Показувати частини інструментів редагування, запису та патчів розгорнутими за замовчуванням на часовій шкалі",
-  "settings.general.row.newLayoutDesigns.title": "Новий макет і дизайн",
+  "settings.general.row.newInterface.title": "Новий макет",
-  "settings.general.row.newLayoutDesigns.description":
+  "settings.general.row.newInterface.badge": "Нове",
-    "Увімкнути оновлений макет та інтерфейси головної сторінки, редактора запитів і сесії",
+  "settings.general.row.newInterface.description":
+    "Використовуйте нові вкладки та макет головної сторінки. Протягом обмеженого часу можна перемикатися між макетами.",
+  "settings.general.row.newInterfaceNotice.title": "Тепер ви використовуєте новий макет",
+  "settings.general.row.newInterfaceNotice.description": "Попередній макет більше недоступний",
+  "settings.general.row.newInterfaceNotice.dismiss": "Відхилити",
   "settings.general.row.pinchZoom.title": "Масштабування щипком",
   "settings.general.row.pinchZoom.description":
     "Дозволити масштабування жестом щипка на трекпаді та прокручуванням із Ctrl",

packages/app/src/i18n/zh.ts

@@ -796,8 +796,12 @@ export const dict = {
   "settings.general.row.shellToolPartsExpanded.description": "默认在时间线中展开 shell 工具部分",
   "settings.general.row.editToolPartsExpanded.title": "展开编辑工具部分",
   "settings.general.row.editToolPartsExpanded.description": "默认在时间线中展开 edit、write 和 patch 工具部分",
-  "settings.general.row.newLayoutDesigns.title": "新版布局和设计",
+  "settings.general.row.newInterface.title": "新布局",
-  "settings.general.row.newLayoutDesigns.description": "启用重新设计的布局、主页、输入框和会话界面",
+  "settings.general.row.newInterface.badge": "新",
+  "settings.general.row.newInterface.description": "使用新的标签页和主页布局。在有限时间内可在不同布局之间切换。",
+  "settings.general.row.newInterfaceNotice.title": "你现在使用的是新布局",
+  "settings.general.row.newInterfaceNotice.description": "之前的布局不再可用",
+  "settings.general.row.newInterfaceNotice.dismiss": "忽略",
   "settings.general.row.pinchZoom.title": "双指缩放",
   "settings.general.row.pinchZoom.description": "允许使用触控板双指捏合和 Ctrl-scroll 手势缩放",
   "settings.general.row.wayland.title": "使用原生 Wayland",

packages/app/src/i18n/zht.ts

@@ -792,8 +792,12 @@ export const dict = {
   "settings.general.row.shellToolPartsExpanded.description": "在時間軸中預設展開 shell 工具區塊",
   "settings.general.row.editToolPartsExpanded.title": "展開 edit 工具區塊",
   "settings.general.row.editToolPartsExpanded.description": "在時間軸中預設展開 edit、write 和 patch 工具區塊",
-  "settings.general.row.newLayoutDesigns.title": "新版面與設計",
+  "settings.general.row.newInterface.title": "新版面",
-  "settings.general.row.newLayoutDesigns.description": "啟用重新設計的版面、首頁、輸入區和工作階段介面",
+  "settings.general.row.newInterface.badge": "新",
+  "settings.general.row.newInterface.description": "使用新的分頁和首頁版面。在限定時間內可切換版面。",
+  "settings.general.row.newInterfaceNotice.title": "你現在使用的是新版面",
+  "settings.general.row.newInterfaceNotice.description": "先前的版面已無法使用",
+  "settings.general.row.newInterfaceNotice.dismiss": "忽略",
   "settings.general.row.pinchZoom.title": "雙指縮放",
   "settings.general.row.pinchZoom.description": "允許使用觸控板雙指開合和 Ctrl-捲動手勢縮放",
   "settings.general.row.wayland.title": "使用原生 Wayland",

packages/app/src/index.ts

@@ -3,6 +3,7 @@ export { useLayout } from "./context/layout"
 export { useServerSDK } from "./context/server-sdk"
 export { useServerSync } from "./context/server-sync"
 export { useServer } from "./context/server"
+export { useSettings } from "./context/settings"
 export { useTabs } from "./context/tabs"
 export { useProviders } from "./hooks/use-providers"
 export { ACCEPTED_FILE_EXTENSIONS, ACCEPTED_FILE_TYPES, filePickerFilters } from "./constants/file-picker"

packages/app/src/pages/home-session-open.test.ts

@@ -2,11 +2,30 @@ import { describe, expect, test } from "bun:test"
 import { shouldOpenSessionInBackground } from "./home-session-open"
 
 describe("shouldOpenSessionInBackground", () => {
+  test("opens middle clicks in the background", () => {
+    expect(
+      shouldOpenSessionInBackground({ button: 1, mac: true, meta: false, ctrl: false, shift: false, alt: false }),
+    ).toBe(true)
+    expect(
+      shouldOpenSessionInBackground({ button: 2, mac: true, meta: false, ctrl: false, shift: false, alt: false }),
+    ).toBe(false)
+  })
+
   test("requires only the platform primary modifier", () => {
-    expect(shouldOpenSessionInBackground({ mac: true, meta: true, ctrl: false, shift: false, alt: false })).toBe(true)
+    expect(
-    expect(shouldOpenSessionInBackground({ mac: false, meta: false, ctrl: true, shift: false, alt: false })).toBe(true)
+      shouldOpenSessionInBackground({ button: 0, mac: true, meta: true, ctrl: false, shift: false, alt: false }),
-    expect(shouldOpenSessionInBackground({ mac: true, meta: true, ctrl: false, shift: true, alt: false })).toBe(false)
+    ).toBe(true)
-    expect(shouldOpenSessionInBackground({ mac: false, meta: false, ctrl: true, shift: false, alt: true })).toBe(false)
+    expect(
-    expect(shouldOpenSessionInBackground({ mac: false, meta: true, ctrl: false, shift: false, alt: false })).toBe(false)
+      shouldOpenSessionInBackground({ button: 0, mac: false, meta: false, ctrl: true, shift: false, alt: false }),
+    ).toBe(true)
+    expect(
+      shouldOpenSessionInBackground({ button: 0, mac: true, meta: true, ctrl: false, shift: true, alt: false }),
+    ).toBe(false)
+    expect(
+      shouldOpenSessionInBackground({ button: 0, mac: false, meta: false, ctrl: true, shift: false, alt: true }),
+    ).toBe(false)
+    expect(
+      shouldOpenSessionInBackground({ button: 0, mac: false, meta: true, ctrl: false, shift: false, alt: false }),
+    ).toBe(false)
   })
 })

packages/app/src/pages/home-session-open.ts

@@ -1,10 +1,13 @@
 export function shouldOpenSessionInBackground(input: {
+  button: number
   mac: boolean
   meta: boolean
   ctrl: boolean
   shift: boolean
   alt: boolean
 }) {
+  if (input.button === 1) return true
+  if (input.button !== 0) return false
   if (input.shift || input.alt) return false
   if (input.mac) return input.meta && !input.ctrl
   return input.ctrl && !input.meta

packages/app/src/pages/home.tsx

@@ -240,10 +240,11 @@ function useHomeSessionHeaderOpacity(groups: () => HomeSessionGroup[]) {
   return { setViewport, setContentRef, setHeaderRef, update, titleOpacity }
 }
 
-// Cmd+click on macOS (Ctrl+click elsewhere) opens a session tab in the
+// Middle-click or Cmd+click on macOS (Ctrl+click elsewhere) opens a session
-// background without navigating, matching browser conventions.
+// tab in the background without navigating, matching browser conventions.
 function isBackgroundOpen(event: MouseEvent) {
   return shouldOpenSessionInBackground({
+    button: event.button,
     mac: typeof navigator === "object" && /(Mac|iPod|iPhone|iPad)/.test(navigator.platform),
     meta: event.metaKey,
     ctrl: event.ctrlKey,
@@ -465,8 +466,8 @@ export function NewHome() {
   }
 
   function editProject(conn: ServerConnection.Any, project: LocalProject) {
-    void import("@/components/dialog-edit-project").then((x) => {
+    void import("@/components/dialog-edit-project-v2").then((x) => {
-      dialog.show(() => <x.DialogEditProject server={conn} project={project} />)
+      void dialog.show(() => <x.DialogEditProjectV2 server={conn} project={project} />)
     })
   }
 
@@ -1386,7 +1387,15 @@ function HomeSessionSearchResultRow(props: {
         group: !!showProjectName(),
       }}
       onMouseEnter={() => props.onHighlight()}
+      onMouseDown={(event) => {
+        if (event.button === 1) event.preventDefault()
+      }}
       onClick={(event) => props.onSelect(props.record.session, { background: isBackgroundOpen(event) })}
+      onAuxClick={(event) => {
+        if (!isBackgroundOpen(event)) return
+        event.preventDefault()
+        props.onSelect(props.record.session, { background: true })
+      }}
     >
       <HomeSessionLeading
         project={props.record.project}
@@ -1446,7 +1455,15 @@ function HomeSessionRow(props: {
         type="button"
         data-component="home-session-row"
         class={`${HOME_ROW} h-10 min-w-0 flex-1 gap-2 py-3 pl-3 pr-10`}
+        onMouseDown={(event) => {
+          if (event.button === 1) event.preventDefault()
+        }}
         onClick={(event) => props.openSession(props.record.session, { background: isBackgroundOpen(event) })}
+        onAuxClick={(event) => {
+          if (!isBackgroundOpen(event)) return
+          event.preventDefault()
+          props.openSession(props.record.session, { background: true })
+        }}
       >
         <HomeSessionLeading
           project={props.record.project}

packages/app/src/pages/new-session.tsx

@@ -26,10 +26,13 @@ import { useComposerCommands } from "@/pages/session/use-composer-commands"
 import { NEW_SESSION_CONTENT_WIDTH } from "@/pages/session/new-session-layout"
 import { PromptWorkspaceSelector } from "@/components/prompt-workspace-selector"
 import { useTitlebarRightMount } from "@/components/titlebar"
+import { useCommand } from "@/context/command"
 import { useProviders } from "@/hooks/use-providers"
 import { useSettingsDialog } from "@/components/settings-dialog"
 import { Persist, persisted } from "@/utils/persist"
 import createPresence from "solid-presence"
+import { useLocal } from "@/context/local"
+import { createPromptModelSelection } from "@/pages/session/composer/prompt-model-selection"
 
 const workspaceBarEnabled = import.meta.env.VITE_OPENCODE_CHANNEL !== "prod"
 const providerTipDismissalDuration = 30 * 24 * 60 * 60 * 1000
@@ -48,12 +51,15 @@ export default function NewSessionPage() {
   const comments = useComments()
   const language = useLanguage()
   const settings = useSettings()
+  const command = useCommand()
   const providers = useProviders(() => sdk().directory)
   const openProviderSettings = useSettingsDialog("providers")
   const route = useSessionKey()
   const [searchParams, setSearchParams] = useSearchParams<{ draftId?: string; prompt?: string }>()
+  const local = useLocal()
+  const model = createPromptModelSelection({ agent: local.agent.current })
 
-  useComposerCommands()
+  useComposerCommands({ model })
 
   let inputRef: HTMLDivElement | undefined
 
@@ -61,6 +67,7 @@ export default function NewSessionPage() {
     sessionKey: route.sessionKey,
     sessionID: () => route.params.id,
     queryOptions: serverSync().queryOptions,
+    model,
   })
   const projectControls = createPromptProjectControls()
   const projectController = createPromptProjectController({
@@ -68,6 +75,16 @@ export default function NewSessionPage() {
     onDone: () => inputRef?.focus(),
   })
 
+  command.register("new-session", () => [
+    {
+      id: "input.focus",
+      title: language.t("command.input.focus"),
+      category: language.t("command.category.view"),
+      keybind: "ctrl+l",
+      onSelect: () => inputRef?.focus(),
+    },
+  ])
+
   const [store, setStore] = createStore<{ worktree?: string }>({})
   const rightMount = useTitlebarRightMount()
 

packages/app/src/pages/session.tsx

@@ -1,4 +1,5 @@
-import type { Project, UserMessage, VcsFileDiff } from "@opencode-ai/sdk/v2"
+import type { FilePart, Project, UserMessage, VcsFileDiff } from "@opencode-ai/sdk/v2"
+import { getFilename } from "@opencode-ai/core/util/path"
 import { useDialog } from "@opencode-ai/ui/context/dialog"
 import { createQuery, skipToken, useMutation, useQueryClient } from "@tanstack/solid-query"
 import {
@@ -69,7 +70,7 @@ import { MessageTimeline } from "@/pages/session/timeline/message-timeline"
 import { createTimelineModel } from "@/pages/session/timeline/model"
 import { type DiffStyle, SessionReviewTab, type SessionReviewTabProps } from "@/pages/session/review-tab"
 import { useSessionLayout } from "@/pages/session/session-layout"
-import { syncSessionModel } from "@/pages/session/session-model-helpers"
+import { restorePromptModel, syncPromptModel, syncSessionModel } from "@/pages/session/session-model-helpers"
 import {
   clampSessionPanelWidth,
   SESSION_PANEL_WIDTH_MIN,
@@ -79,6 +80,7 @@ import { SessionSidePanel } from "@/pages/session/session-side-panel"
 import { sessionPanelLayout } from "@/pages/session/session-panel-layout"
 import { SessionReviewEmptyChangesV2 } from "@opencode-ai/session-ui/v2/session-review-empty-changes-v2"
 import { SessionReviewEmptyNoGitV2 } from "@opencode-ai/session-ui/v2/session-review-empty-no-git-v2"
+import { SessionReviewV2SidebarToggle } from "@opencode-ai/session-ui/v2/session-review-v2"
 import { ReviewPanelV2 } from "@/pages/session/v2/review-panel-v2"
 import { createReviewPanelV2State } from "@/pages/session/v2/review-panel-v2-state"
 import { reviewDiffDirectory, reviewDiffNeedsLoad, reviewRootDirectory } from "@/pages/session/v2/review-diff-kinds"
@@ -483,7 +485,7 @@ export default function Page() {
     if (desktopSessionResizeOpen()) return `${sessionPanelResizedWidth()}px`
     return `calc(100% - ${layout.fileTree.width()}px)`
   })
-  const centered = createMemo(() => isDesktop() && !desktopReviewOpen())
+  const centered = createMemo(() => isDesktop() && (newSessionDesign() || !desktopReviewOpen()))
   const desktopV2PanelLayout = createMemo(() =>
     sessionPanelLayout({
       review: desktopV2ReviewOpen(),
@@ -557,6 +559,17 @@ export default function Page() {
     ),
   )
 
+  let restoredModelSession: string | undefined
+  createEffect(() => {
+    const id = params.id
+    if (!id || !prompt.ready() || !local.session.ready()) return
+    if (restoredModelSession !== id) {
+      restoredModelSession = id
+      if (restorePromptModel(local, prompt)) return
+    }
+    syncPromptModel(local, prompt)
+  })
+
   createEffect(
     on(
       () => ({ dir: sdk().directory, id: params.id }),
@@ -1304,7 +1317,7 @@ export default function Page() {
   const reviewPanelV2Rendered = createMemo<boolean>((prev) => prev || !store.deferRender, false)
 
   const reviewPanelV2 = () => (
-    <div class="flex flex-col h-full overflow-hidden bg-background-stronger contain-strict">
+    <div class="flex flex-col h-full overflow-hidden bg-v2-background-bg-base contain-strict">
       <Show when={reviewPanelV2Rendered()}>
         <ReviewPanelV2 {...reviewPanelV2Props()} />
       </Show>
@@ -1893,7 +1906,30 @@ export default function Page() {
       .map((item) => ({ id: item.id, text: line(item.id) }))
   })
 
-  const actions = { revert }
+  // attachment bytes are embedded as a data URL, so downloading always works;
+  // revealing requires the on-disk path captured by the client that attached the file
+  const openAttachment = (file: FilePart) => {
+    const download = () => {
+      const anchor = document.createElement("a")
+      anchor.href = file.url
+      anchor.download = getFilename(file.filename) || "attachment"
+      anchor.click()
+    }
+    const path = file.filename ?? ""
+    const absolute = path.startsWith("/") || path.startsWith("\\\\") || /^[a-zA-Z]:[\\/]/.test(path)
+    if (platform.revealPath && absolute) {
+      void platform.revealPath(path).then(
+        (revealed) => {
+          if (!revealed) download()
+        },
+        () => download(),
+      )
+      return
+    }
+    download()
+  }
+
+  const actions = { revert, openAttachment }
 
   createEffect(() => {
     const sessionID = params.id
@@ -2265,6 +2301,13 @@ export default function Page() {
                     reviewHasFocusableContent={() => hasReview() || reviewV2State.sidebarOpened()}
                     reviewCount={reviewCount}
                     reviewPanel={reviewPanelV2}
+                    reviewSidebarToggle={(disabled) => (
+                      <SessionReviewV2SidebarToggle
+                        opened={reviewV2State.sidebarOpened()}
+                        disabled={disabled}
+                        onToggle={reviewV2State.toggleSidebar}
+                      />
+                    )}
                     fileBrowserState={reviewV2State}
                     activeDiff={activeReviewFile()}
                     focusReviewDiff={focusReviewDiff}

packages/app/src/pages/session/composer/prompt-model-selection.ts

@@ -0,0 +1,133 @@
+import { batch, createMemo, startTransition } from "solid-js"
+import { useModels } from "@/context/models"
+import type { ModelKey, ModelSelection } from "@/context/local"
+import { cycleModelVariant, getConfiguredAgentVariant, resolveModelVariant } from "@/context/model-variant"
+import { usePrompt } from "@/context/prompt"
+import { useSDK } from "@/context/sdk"
+import { useSync } from "@/context/sync"
+import { useProviders } from "@/hooks/use-providers"
+
+export function createPromptModelSelection(input: { agent: () => { model?: ModelKey; variant?: string } | undefined }) {
+  const sdk = useSDK()
+  const sync = useSync()
+  const models = useModels()
+  const prompt = usePrompt()
+  const providers = useProviders(() => sdk().directory)
+  const connected = createMemo(() => new Set(providers.connected().map((item) => item.id)))
+
+  const valid = (model: ModelKey) => {
+    const provider = providers.all().get(model.providerID)
+    return !!provider?.models[model.modelID] && connected().has(model.providerID)
+  }
+
+  const configured = () => {
+    const value = sync().data.config.model
+    if (!value) return
+    const [providerID, modelID] = value.split("/")
+    const model = { providerID, modelID }
+    if (valid(model)) return model
+  }
+
+  const recent = () => models.recent.list().find(valid)
+  const fallback = () => {
+    const defaults = providers.default()
+    return providers.connected().flatMap((provider) => {
+      const modelID = defaults[provider.id] ?? Object.values(provider.models)[0]?.id
+      return modelID ? [{ providerID: provider.id, modelID }] : []
+    })[0]
+  }
+
+  const current = () => {
+    const key = [prompt.model.current(), input.agent()?.model, configured(), recent(), fallback()].find(
+      (item): item is ModelKey => !!item && valid(item),
+    )
+    if (!key) return
+    return models.find(key)
+  }
+  const recentModels = createMemo(() =>
+    models.recent
+      .list()
+      .map(models.find)
+      .filter((item): item is NonNullable<typeof item> => !!item),
+  )
+
+  const selection = {
+    ready: models.ready,
+    current,
+    recent: recentModels,
+    list: models.list,
+    cycle(direction: 1 | -1) {
+      const items = recentModels()
+      const item = current()
+      if (!item) return
+      const index = items.findIndex((entry) => entry.provider.id === item.provider.id && entry.id === item.id)
+      if (index === -1) return
+      const next = items[(index + direction + items.length) % items.length]
+      if (next) selection.set({ providerID: next.provider.id, modelID: next.id })
+    },
+    set(item: ModelKey | undefined, options?: { recent?: boolean }) {
+      startTransition(() =>
+        batch(() => {
+          prompt.model.set(item ? { ...item, variant: prompt.model.current()?.variant } : undefined)
+          if (!item) return
+          models.setVisibility(item, true)
+          if (options?.recent) models.recent.push(item)
+        }),
+      )
+    },
+    visible: models.visible,
+    setVisibility: models.setVisibility,
+    variant: {
+      configured() {
+        const item = input.agent()
+        const model = current()
+        if (!item || !model) return
+        return getConfiguredAgentVariant({
+          agent: { model: item.model, variant: item.variant },
+          model: { providerID: model.provider.id, modelID: model.id, variants: model.variants },
+        })
+      },
+      selected() {
+        return prompt.model.current()?.variant
+      },
+      current() {
+        const resolved = resolveModelVariant({
+          variants: this.list(),
+          selected: this.selected(),
+          configured: this.configured(),
+        })
+        if (resolved) return resolved
+        const model = current()
+        if (!model) return
+        const saved = models.variant.get({ providerID: model.provider.id, modelID: model.id })
+        if (saved && this.list().includes(saved)) return saved
+      },
+      list() {
+        return Object.keys(current()?.variants ?? {})
+      },
+      set(value: string | undefined) {
+        startTransition(() =>
+          batch(() => {
+            const model = current()
+            if (!model) return
+            prompt.model.set({ providerID: model.provider.id, modelID: model.id, variant: value ?? null })
+            models.variant.set({ providerID: model.provider.id, modelID: model.id }, value)
+          }),
+        )
+      },
+      cycle() {
+        const variants = this.list()
+        if (variants.length === 0) return
+        this.set(
+          cycleModelVariant({
+            variants,
+            selected: this.selected(),
+            configured: this.configured(),
+          }),
+        )
+      },
+    },
+  } satisfies ModelSelection
+
+  return selection
+}

packages/app/src/pages/session/composer/session-composer-controls.ts

@@ -7,7 +7,7 @@ import type { PromptProjectControls } from "@/components/prompt-project-selector
 import { useDirectoryPicker } from "@/components/directory-picker"
 import { useGlobal } from "@/context/global"
 import { useLayout } from "@/context/layout"
-import { useLocal } from "@/context/local"
+import { useLocal, type ModelSelection } from "@/context/local"
 import type { QueryOptionsApi } from "@/context/server-sync"
 import { useServerSDK } from "@/context/server-sdk"
 import { serverName, ServerConnection, useServer } from "@/context/server"
@@ -22,6 +22,7 @@ export function createPromptInputController(input: {
   sessionKey: Accessor<string>
   sessionID: Accessor<string | undefined>
   queryOptions: Pick<QueryOptionsApi, "agents" | "providers">
+  model?: ModelSelection
 }) {
   const layout = useLayout()
   const local = useLocal()
@@ -44,7 +45,7 @@ export function createPromptInputController(input: {
       select: local.agent.set,
     },
     model: {
-      selection: local.model,
+      selection: input.model ?? local.model,
       paid: providers.paid().length > 0,
       loading: agentsQuery.isLoading || providersQuery.isLoading || globalProvidersQuery.isLoading,
     },

packages/app/src/pages/session/file-tabs.tsx

@@ -1,4 +1,4 @@
-import { createEffect, createMemo, createSignal, Match, on, onCleanup, Switch } from "solid-js"
+import { createEffect, createMemo, createSignal, Match, on, onCleanup, Show, Switch } from "solid-js"
 import { createStore } from "solid-js/store"
 import { Dynamic } from "solid-js/web"
 import { makeEventListener } from "@solid-primitives/event-listener"
@@ -6,9 +6,12 @@ import type { FileSearchHandle } from "@opencode-ai/session-ui/file"
 import { useFileComponent } from "@opencode-ai/ui/context/file"
 import { cloneSelectedLineRange, previewSelectedLines } from "@opencode-ai/session-ui/pierre/selection-bridge"
 import { createLineCommentController } from "@opencode-ai/session-ui/line-comment-annotations"
+import { createLineCommentControllerV2 } from "@opencode-ai/session-ui/v2/line-comment-annotations-v2"
 import { sampledChecksum } from "@opencode-ai/core/util/encode"
 import { DropdownMenu } from "@opencode-ai/ui/dropdown-menu"
 import { IconButton } from "@opencode-ai/ui/icon-button"
+import { LineCommentV2OverflowIcon } from "@opencode-ai/ui/v2/line-comment-v2"
+import { MenuV2 } from "@opencode-ai/ui/v2/menu-v2"
 import { Tabs } from "@opencode-ai/ui/tabs"
 import { ScrollView } from "@opencode-ai/ui/scroll-view"
 import { showToast } from "@/utils/toast"
@@ -16,6 +19,7 @@ import { selectionFromLines, useFile, type FileSelection, type SelectedLineRange
 import { useComments } from "@/context/comments"
 import { useLanguage } from "@/context/language"
 import { usePrompt } from "@/context/prompt"
+import { useSettings } from "@/context/settings"
 import { getSessionHandoff } from "@/pages/session/handoff"
 import { useSessionLayout } from "@/pages/session/session-layout"
 import { createSessionTabs } from "@/pages/session/helpers"
@@ -53,6 +57,30 @@ function FileCommentMenu(props: {
   )
 }
 
+function FileCommentMenuV2(props: {
+  moreLabel: string
+  editLabel: string
+  deleteLabel: string
+  onEdit: VoidFunction
+  onDelete: VoidFunction
+}) {
+  return (
+    <div onMouseDown={(event) => event.stopPropagation()} onClick={(event) => event.stopPropagation()}>
+      <MenuV2 gutter={4}>
+        <MenuV2.Trigger as="button" type="button" data-slot="line-comment-v2-overflow" aria-label={props.moreLabel}>
+          <LineCommentV2OverflowIcon />
+        </MenuV2.Trigger>
+        <MenuV2.Portal>
+          <MenuV2.Content>
+            <MenuV2.Item onSelect={props.onEdit}>{props.editLabel}</MenuV2.Item>
+            <MenuV2.Item onSelect={props.onDelete}>{props.deleteLabel}</MenuV2.Item>
+          </MenuV2.Content>
+        </MenuV2.Portal>
+      </MenuV2>
+    </div>
+  )
+}
+
 type ScrollPos = { x: number; y: number }
 
 function createScrollSync(input: { tab: () => string; view: ReturnType<typeof useSessionLayout>["view"] }) {
@@ -180,6 +208,15 @@ export function FileTabContent(props: { tab: string }) {
 }
 
 export function SessionFileView(props: { tab: string }) {
+  const settings = useSettings()
+  return (
+    <Show when={settings.general.newLayoutDesigns()} fallback={<SessionFileViewV1 tab={props.tab} />}>
+      <SessionFileViewV2 tab={props.tab} />
+    </Show>
+  )
+}
+
+function SessionFileViewV1(props: { tab: string }) {
   const file = useFile()
   const comments = useComments()
   const language = useLanguage()
@@ -463,3 +500,294 @@ export function SessionFileView(props: { tab: string }) {
 
   return content()
 }
+
+function SessionFileViewV2(props: { tab: string }) {
+  const file = useFile()
+  const comments = useComments()
+  const language = useLanguage()
+  const prompt = usePrompt()
+  const fileComponent = useFileComponent()
+  const { sessionKey, tabs, view } = useSessionLayout()
+  const activeFileTab = createSessionTabs({
+    tabs,
+    pathFromTab: file.pathFromTab,
+    normalizeTab: (tab) => (tab.startsWith("file://") ? file.tab(tab) : tab),
+  }).activeFileTab
+
+  let find: FileSearchHandle | null = null
+
+  const search = {
+    register: (handle: FileSearchHandle | null) => {
+      find = handle
+    },
+  }
+
+  const path = createMemo(() => file.pathFromTab(props.tab))
+  const state = createMemo(() => {
+    const p = path()
+    if (!p) return
+    return file.get(p)
+  })
+  const contents = createMemo(() => state()?.content?.content ?? "")
+  const cacheKey = createMemo(() => sampledChecksum(contents()))
+  const selectedLines = createMemo<SelectedLineRange | null>(() => {
+    const p = path()
+    if (!p) return null
+    if (file.ready()) return (file.selectedLines(p) as SelectedLineRange | undefined) ?? null
+    return (getSessionHandoff(sessionKey())?.files[p] as SelectedLineRange | undefined) ?? null
+  })
+  const scrollSync = createScrollSync({
+    tab: () => props.tab,
+    view,
+  })
+
+  const selectionPreview = (source: string, selection: FileSelection) => {
+    return previewSelectedLines(source, {
+      start: selection.startLine,
+      end: selection.endLine,
+    })
+  }
+
+  const buildPreview = (filePath: string, selection: FileSelection) => {
+    const source = filePath === path() ? contents() : file.get(filePath)?.content?.content
+    if (!source) return undefined
+    return selectionPreview(source, selection)
+  }
+
+  const addCommentToContext = (input: {
+    file: string
+    selection: SelectedLineRange
+    comment: string
+    preview?: string
+    origin?: "review" | "file"
+  }) => {
+    const selection = selectionFromLines(input.selection)
+    const preview = input.preview ?? buildPreview(input.file, selection)
+
+    const saved = comments.add({
+      file: input.file,
+      selection: input.selection,
+      comment: input.comment,
+    })
+    prompt.context.add({
+      type: "file",
+      path: input.file,
+      selection,
+      comment: input.comment,
+      commentID: saved.id,
+      commentOrigin: input.origin,
+      preview,
+    })
+  }
+
+  const updateCommentInContext = (input: {
+    id: string
+    file: string
+    selection: SelectedLineRange
+    comment: string
+  }) => {
+    comments.update(input.file, input.id, input.comment)
+    const preview = input.file === path() ? buildPreview(input.file, selectionFromLines(input.selection)) : undefined
+    prompt.context.updateComment(input.file, input.id, {
+      comment: input.comment,
+      ...(preview ? { preview } : {}),
+    })
+  }
+
+  const removeCommentFromContext = (input: { id: string; file: string }) => {
+    comments.remove(input.file, input.id)
+    prompt.context.removeComment(input.file, input.id)
+  }
+
+  const fileComments = createMemo(() => {
+    const p = path()
+    if (!p) return []
+    return comments.list(p)
+  })
+
+  const commentedLines = createMemo(() => fileComments().map((comment) => comment.selection))
+
+  const [note, setNote] = createStore({
+    openedComment: null as string | null,
+    commenting: null as SelectedLineRange | null,
+    selected: null as SelectedLineRange | null,
+  })
+
+  const syncSelected = (range: SelectedLineRange | null) => {
+    const p = path()
+    if (!p) return
+    file.setSelectedLines(p, range ? cloneSelectedLineRange(range) : null)
+  }
+
+  const activeSelection = () => note.selected ?? selectedLines()
+
+  const commentsUi = createLineCommentControllerV2({
+    comments: fileComments,
+    label: language.t("ui.lineComment.submit"),
+    draftKey: () => path() ?? props.tab,
+    mention: {
+      items: file.searchFilesAndDirectories,
+    },
+    getSide: (range) => range.endSide ?? range.side ?? "additions",
+    state: {
+      opened: () => note.openedComment,
+      setOpened: (id) => setNote("openedComment", id),
+      selected: () => note.selected,
+      setSelected: (range) => setNote("selected", range),
+      commenting: () => note.commenting,
+      setCommenting: (range) => setNote("commenting", range),
+      syncSelected,
+      hoverSelected: syncSelected,
+    },
+    onSubmit: ({ comment, selection }) => {
+      const p = path()
+      if (!p) return
+      addCommentToContext({ file: p, selection, comment, origin: "file" })
+    },
+    onUpdate: ({ id, comment, selection }) => {
+      const p = path()
+      if (!p) return
+      updateCommentInContext({ id, file: p, selection, comment })
+    },
+    onDelete: (comment) => {
+      const p = path()
+      if (!p) return
+      removeCommentFromContext({ id: comment.id, file: p })
+    },
+    editSubmitLabel: language.t("common.save"),
+    renderCommentActions: (_, controls) => (
+      <FileCommentMenuV2
+        moreLabel={language.t("common.moreOptions")}
+        editLabel={language.t("common.edit")}
+        deleteLabel={language.t("common.delete")}
+        onEdit={controls.edit}
+        onDelete={controls.remove}
+      />
+    ),
+  })
+
+  createEffect(() => {
+    if (typeof window === "undefined") return
+
+    const onKeyDown = (event: KeyboardEvent) => {
+      if (activeFileTab() !== props.tab) return
+      if (!(event.metaKey || event.ctrlKey) || event.altKey || event.shiftKey) return
+      if (event.key.toLowerCase() !== "f") return
+
+      event.preventDefault()
+      event.stopPropagation()
+      find?.focus()
+    }
+
+    makeEventListener(window, "keydown", onKeyDown, { capture: true })
+  })
+
+  createEffect(
+    on(
+      path,
+      () => {
+        commentsUi.note.reset()
+      },
+      { defer: true },
+    ),
+  )
+
+  createEffect(() => {
+    const focus = comments.focus()
+    const p = path()
+    if (!focus || !p) return
+    if (focus.file !== p) return
+    if (activeFileTab() !== props.tab) return
+
+    const target = fileComments().find((comment) => comment.id === focus.id)
+    if (!target) return
+
+    commentsUi.note.openComment(target.id, target.selection, { cancelDraft: true })
+    requestAnimationFrame(() => comments.clearFocus())
+  })
+
+  let prev = {
+    loaded: false,
+    ready: false,
+    active: false,
+  }
+
+  createEffect(() => {
+    const loaded = !!state()?.loaded
+    const ready = file.ready()
+    const active = activeFileTab() === props.tab
+    const restore = (loaded && !prev.loaded) || (ready && !prev.ready) || (active && loaded && !prev.active)
+    prev = { loaded, ready, active }
+    if (!restore) return
+    scrollSync.queueRestore()
+  })
+
+  const renderFile = (source: string) => (
+    <div class="relative overflow-hidden pb-40">
+      <Dynamic
+        component={fileComponent}
+        mode="text"
+        file={{
+          name: path() ?? "",
+          contents: source,
+          cacheKey: cacheKey(),
+        }}
+        enableLineSelection
+        enableGutterUtility
+        selectedLines={activeSelection()}
+        commentedLines={commentedLines()}
+        onRendered={() => {
+          scrollSync.queueRestore()
+        }}
+        annotations={commentsUi.annotations()}
+        renderAnnotation={commentsUi.renderAnnotation}
+        renderGutterUtility={commentsUi.renderGutterUtility}
+        onLineSelected={(range: SelectedLineRange | null) => {
+          commentsUi.onLineSelected(range)
+        }}
+        onLineSelectionEnd={(range: SelectedLineRange | null) => {
+          if (!range) {
+            commentsUi.note.select(null)
+            commentsUi.note.cancelDraft()
+            return
+          }
+          commentsUi.onLineSelectionEnd(range)
+        }}
+        onLineNumberSelectionEnd={(range: SelectedLineRange | null) => {
+          commentsUi.onLineNumberSelectionEnd(range)
+        }}
+        search={search}
+        class="select-text"
+        media={{
+          mode: "auto",
+          path: path(),
+          current: state()?.content,
+          onLoad: scrollSync.queueRestore,
+          onError: (args: { kind: "image" | "audio" | "svg" }) => {
+            if (args.kind !== "svg") return
+            showToast({
+              variant: "error",
+              title: language.t("toast.file.loadFailed.title"),
+            })
+          },
+        }}
+      />
+    </div>
+  )
+
+  const content = () => (
+    <div class="mt-3 relative h-full min-h-0">
+      <ScrollView class="h-full" viewportRef={scrollSync.setViewport} onScroll={scrollSync.handleScroll as any}>
+        <Switch>
+          <Match when={state()?.loaded}>{renderFile(contents())}</Match>
+          <Match when={state()?.loading}>
+            <div class="px-6 py-4 text-text-weak">{language.t("common.loading")}...</div>
+          </Match>
+          <Match when={state()?.error}>{(err) => <div class="px-6 py-4 text-text-weak">{err()}</div>}</Match>
+        </Switch>
+      </ScrollView>
+    </div>
+  )
+
+  return content()
+}

packages/app/src/pages/session/session-model-helpers.test.ts

@@ -1,6 +1,6 @@
 import { describe, expect, test } from "bun:test"
 import type { UserMessage } from "@opencode-ai/sdk/v2"
-import { resetSessionModel, syncSessionModel } from "./session-model-helpers"
+import { resetSessionModel, restorePromptModel, syncPromptModel, syncSessionModel } from "./session-model-helpers"
 
 const message = (input?: { agent?: string; model?: UserMessage["model"] }) =>
   ({
@@ -50,3 +50,102 @@ describe("resetSessionModel", () => {
     expect(calls).toEqual(["reset"])
   })
 })
+
+describe("syncPromptModel", () => {
+  test("stores the effective session model in prompt state", () => {
+    const calls: unknown[] = []
+
+    syncPromptModel(
+      {
+        model: {
+          current: () => ({ id: "claude-sonnet-4", provider: { id: "anthropic" } }),
+          set() {},
+          variant: { current: () => "high", set() {} },
+        },
+      },
+      {
+        model: {
+          current: () => undefined,
+          set: (model) => calls.push(model),
+        },
+      },
+    )
+
+    expect(calls).toEqual([{ providerID: "anthropic", modelID: "claude-sonnet-4", variant: "high" }])
+  })
+
+  test("does not rewrite an unchanged prompt model", () => {
+    const calls: unknown[] = []
+    const model = { providerID: "anthropic", modelID: "claude-sonnet-4", variant: "high" }
+
+    syncPromptModel(
+      {
+        model: {
+          current: () => ({ id: model.modelID, provider: { id: model.providerID } }),
+          set() {},
+          variant: { current: () => model.variant, set() {} },
+        },
+      },
+      {
+        model: {
+          current: () => model,
+          set: (value) => calls.push(value),
+        },
+      },
+    )
+
+    expect(calls).toEqual([])
+  })
+})
+
+describe("restorePromptModel", () => {
+  test("restores the persisted prompt model into session selection", () => {
+    const calls: unknown[] = []
+    const restored = restorePromptModel(
+      {
+        model: {
+          current: () => ({ id: "gpt", provider: { id: "openai" } }),
+          set: (model) => calls.push(model),
+          variant: {
+            current: () => undefined,
+            set: (variant) => calls.push(variant),
+          },
+        },
+      },
+      {
+        model: {
+          current: () => ({ providerID: "anthropic", modelID: "claude", variant: "high" }),
+          set() {},
+        },
+      },
+    )
+
+    expect(restored).toBe(true)
+    expect(calls).toEqual([{ providerID: "anthropic", modelID: "claude" }, "high"])
+  })
+
+  test("does nothing without a persisted prompt model", () => {
+    const calls: unknown[] = []
+    const restored = restorePromptModel(
+      {
+        model: {
+          current: () => ({ id: "gpt", provider: { id: "openai" } }),
+          set: (model) => calls.push(model),
+          variant: {
+            current: () => undefined,
+            set: (variant) => calls.push(variant),
+          },
+        },
+      },
+      {
+        model: {
+          current: () => undefined,
+          set() {},
+        },
+      },
+    )
+
+    expect(restored).toBe(false)
+    expect(calls).toEqual([])
+  })
+})

packages/app/src/pages/session/session-model-helpers.ts

@@ -7,6 +7,24 @@ type Local = {
   }
 }
 
+type ModelSelection = {
+  model: {
+    current(): { id: string; provider: { id: string } } | undefined
+    set(model: { providerID: string; modelID: string }): void
+    variant: {
+      current(): string | undefined
+      set(variant: string | undefined): void
+    }
+  }
+}
+
+type PromptState = {
+  model: {
+    current(): { providerID: string; modelID: string; variant?: string | null } | undefined
+    set(model: { providerID: string; modelID: string; variant?: string | null }): void
+  }
+}
+
 export const resetSessionModel = (local: Local) => {
   local.session.reset()
 }
@@ -14,3 +32,32 @@ export const resetSessionModel = (local: Local) => {
 export const syncSessionModel = (local: Local, msg: UserMessage) => {
   local.session.restore(msg)
 }
+
+export const syncPromptModel = (local: ModelSelection, prompt: PromptState) => {
+  const model = local.model.current()
+  if (!model) return
+  const next = {
+    providerID: model.provider.id,
+    modelID: model.id,
+    variant: local.model.variant.current(),
+  }
+  const current = prompt.model.current()
+  if (current?.providerID === next.providerID && current.modelID === next.modelID && current.variant === next.variant)
+    return
+  prompt.model.set(next)
+}
+
+export const restorePromptModel = (local: ModelSelection, prompt: PromptState) => {
+  const model = prompt.model.current()
+  if (!model) return false
+  const current = local.model.current()
+  if (
+    current?.provider.id === model.providerID &&
+    current.id === model.modelID &&
+    local.model.variant.current() === (model.variant ?? undefined)
+  )
+    return true
+  local.model.set({ providerID: model.providerID, modelID: model.modelID })
+  local.model.variant.set(model.variant ?? undefined)
+  return true
+}

packages/app/src/pages/session/session-side-panel.tsx

@@ -1,28 +1,46 @@
 import { For, Match, Show, Switch, createEffect, createMemo, onCleanup, type JSX } from "solid-js"
 import { createStore } from "solid-js/store"
 import { createMediaQuery } from "@solid-primitives/media"
+import { DragDropProvider as DndKitProvider, PointerSensor } from "@dnd-kit/solid"
+import { isSortable } from "@dnd-kit/solid/sortable"
+import { Accessibility, AutoScroller, Feedback, PointerActivationConstraints } from "@dnd-kit/dom"
+import { RestrictToHorizontalAxis } from "@dnd-kit/abstract/modifiers"
+import { RestrictToElement } from "@dnd-kit/dom/modifiers"
+import {
+  DragDropProvider,
+  DragDropSensors,
+  DragOverlay,
+  SortableProvider,
+  closestCenter,
+  type DragEvent,
+} from "@thisbeyond/solid-dnd"
 import { Tabs } from "@opencode-ai/ui/tabs"
 import { IconButton } from "@opencode-ai/ui/icon-button"
 import { Icon } from "@opencode-ai/ui/icon"
 import { TooltipKeybind } from "@opencode-ai/ui/tooltip"
 import { ResizeHandle } from "@opencode-ai/ui/resize-handle"
 import { Mark } from "@opencode-ai/ui/logo"
-import { DragDropProvider, DragDropSensors, DragOverlay, SortableProvider, closestCenter } from "@thisbeyond/solid-dnd"
+import { IconButtonV2 } from "@opencode-ai/ui/v2/icon-button-v2"
-import type { DragEvent } from "@thisbeyond/solid-dnd"
+import { KeybindV2 } from "@opencode-ai/ui/v2/keybind-v2"
+import { TooltipV2 } from "@opencode-ai/ui/v2/tooltip-v2"
 import type { SnapshotFileDiff, VcsFileDiff } from "@opencode-ai/sdk/v2"
 import { ConstrainDragYAxis, getDraggableId } from "@/utils/solid-dnd"
 import { useDialog } from "@opencode-ai/ui/context/dialog"
 
 import FileTree from "@/components/file-tree"
+import { normalizeFileTreeV2Path } from "@/components/file-tree-v2-model"
 import { SessionContextUsage } from "@/components/session-context-usage"
 
 const reviewTabID = "session-side-panel-review-tab"
 const reviewTabPanelID = "session-side-panel-review-tabpanel"
-import { SessionContextTab, SortableTab, FileVisual } from "@/components/session"
+const fileBrowserTabPanelID = "session-side-panel-file-browser-tabpanel"
+import { SessionContextTab, SortableTab, SortableTabV2, FileVisual } from "@/components/session"
+import { OpenInAppV2 } from "@/components/session/open-in-app-v2"
 import { useCommand } from "@/context/command"
 import { useFile, type SelectedLineRange } from "@/context/file"
 import { useLanguage } from "@/context/language"
 import { useLayout } from "@/context/layout"
+import { useSDK } from "@/context/sdk"
 import { useSettings } from "@/context/settings"
 import { createFileTabListSync } from "@/pages/session/file-tab-scroll"
 import { FileTabContent } from "@/pages/session/file-tabs"
@@ -53,6 +71,7 @@ export function SessionSidePanel(props: {
   reviewHasFocusableContent: () => boolean
   reviewCount: () => number
   reviewPanel: () => JSX.Element
+  reviewSidebarToggle?: (disabled: boolean) => JSX.Element
   fileBrowserState?: SessionFileBrowserState
   activeDiff?: string
   focusReviewDiff: (path: string) => void
@@ -66,7 +85,9 @@ export function SessionSidePanel(props: {
   const language = useLanguage()
   const command = useCommand()
   const dialog = useDialog()
+  const sdk = useSDK()
   const { sessionKey, tabs, view, params } = useSessionLayout()
+  const projectDirectory = createMemo(() => sdk().directory)
 
   const isDesktop = createMediaQuery("(min-width: 768px)")
   const shown = settings.visibility.fileTree
@@ -98,11 +119,9 @@ export function SessionSidePanel(props: {
       return "mix" as const
     }
 
-    const normalize = (p: string) => p.replaceAll("\\\\", "/").replace(/\/+$/, "")
-
     const out = new Map<string, "add" | "del" | "mix">()
     for (const diff of diffs()) {
-      const file = normalize(diff.file)
+      const file = normalizeFileTreeV2Path(diff.file)
       const kind = diff.status === "added" ? "add" : diff.status === "deleted" ? "del" : "mix"
 
       out.set(file, kind)
@@ -159,6 +178,7 @@ export function SessionSidePanel(props: {
     fileBrowser: () => !!props.fileBrowserState,
   })
   const contextOpen = tabState.contextOpen
+  const openFileOpen = tabState.openFileOpen
   const panelTabs = tabState.panelTabs
   const openedTabs = tabState.openedTabs
   const activeTab = tabState.activeTab
@@ -176,10 +196,8 @@ export function SessionSidePanel(props: {
     layout.fileTree.setTab("all")
   }
 
-  const [store, setStore] = createStore({
-    activeDraggable: undefined as string | undefined,
-  })
   let fileFilter: HTMLInputElement | undefined
+  let tabList: HTMLDivElement | undefined
   const temporaryTab = tabs().preview
   const previewTab = (value: string) => {
     const next = normalizeTab(value)
@@ -202,10 +220,26 @@ export function SessionSidePanel(props: {
   }
   const browserTab = createMemo(() => {
     if (!props.fileBrowserState) return undefined
-    if (activeTab() === SESSION_OPEN_FILE_TAB) return SESSION_OPEN_FILE_TAB
+    const active = activeTab()
+    if (active === SESSION_OPEN_FILE_TAB) return SESSION_OPEN_FILE_TAB
+    if (active && file.pathFromTab(active)) return active
     return activeFileTab()
   })
-  const browserKinds = createMemo(() => new Map([...kinds()].filter(([, kind]) => kind !== "mix")))
+  // Keep the file-browser shell mounted while any file tab exists. Kobalte briefly
+  // selects Review while the tab For replaces a preview trigger, which would
+  // otherwise dispose the sidebar and reset scroll.
+  const fileBrowserMounted = createMemo(() => {
+    if (!props.fileBrowserState) return false
+    return openedTabs().length > 0 || openFileOpen() || !!browserTab()
+  })
+  const fileBrowserVisible = createMemo(() => {
+    const active = activeTab()
+    return active !== "review" && active !== "context" && active !== "empty"
+  })
+  const openFileKeybind = createMemo(() => command.keybindParts("file.open"))
+  const [store, setStore] = createStore({
+    activeDraggable: undefined as string | undefined,
+  })
 
   const handleDragStart = (event: unknown) => {
     const id = getDraggableId(event)
@@ -255,8 +289,10 @@ export function SessionSidePanel(props: {
         aria-label={language.t("session.panel.reviewAndFiles")}
         aria-hidden={!open()}
         inert={!open()}
-        class="relative min-w-0 flex overflow-hidden bg-background-base"
+        class="relative min-w-0 flex overflow-hidden"
         classList={{
+          "bg-v2-background-bg-base": settings.general.newLayoutDesigns(),
+          "bg-background-base": !settings.general.newLayoutDesigns(),
           "h-full shrink-0": !props.stacked,
           "h-full min-h-0": props.stacked,
           "pointer-events-none": !open(),
@@ -275,74 +311,297 @@ export function SessionSidePanel(props: {
             }}
           >
             <Show when={reviewOpen()}>
-              <div class="relative min-w-0 h-full flex-1 overflow-hidden bg-background-base">
+              <div
-                <div class="size-full min-w-0 h-full bg-background-base">
+                class="relative min-w-0 h-full flex-1 overflow-hidden"
-                  <DragDropProvider
+                classList={{
-                    onDragStart={handleDragStart}
+                  "bg-v2-background-bg-base": settings.general.newLayoutDesigns(),
-                    onDragEnd={handleDragEnd}
+                  "bg-background-base": !settings.general.newLayoutDesigns(),
-                    onDragOver={handleDragOver}
+                }}
-                    collisionDetector={closestCenter}
+              >
-                  >
+                <div
-                    <DragDropSensors />
+                  class="size-full min-w-0 h-full"
-                    <ConstrainDragYAxis />
+                  classList={{
-                    <Tabs value={activeTab()} onChange={activateTab}>
+                    "bg-v2-background-bg-base": settings.general.newLayoutDesigns(),
-                      <div class="sticky top-0 shrink-0 flex">
+                    "bg-background-base": !settings.general.newLayoutDesigns(),
-                        <Tabs.List
+                  }}
-                          ref={(el: HTMLDivElement) => {
+                >
-                            const stop = createFileTabListSync({ el, contextOpen })
+                  <Show
-                            onCleanup(stop)
+                    when={props.fileBrowserState}
-                          }}
+                    fallback={
-                        >
+                      <DragDropProvider
-                          <Show when={reviewTab() && props.canReview()}>
+                        onDragStart={handleDragStart}
-                            <Tabs.Trigger
+                        onDragEnd={handleDragEnd}
-                              value="review"
+                        onDragOver={handleDragOver}
-                              id={reviewTabID}
+                        collisionDetector={closestCenter}
-                              aria-controls={activeTab() === "review" ? reviewTabPanelID : undefined}
+                      >
+                        <DragDropSensors />
+                        <ConstrainDragYAxis />
+                        <Tabs value={activeTab()} onChange={activateTab}>
+                          <div class="sticky top-0 shrink-0 flex">
+                            <Tabs.List
+                              ref={(el: HTMLDivElement) => {
+                                const stop = createFileTabListSync({ el, contextOpen })
+                                onCleanup(stop)
+                              }}
                             >
-                              <div class="flex items-center gap-1.5">
+                              <Show when={reviewTab() && props.canReview()}>
-                                <div>{language.t("session.tab.review")}</div>
+                                <Tabs.Trigger
-                                <Show when={props.hasReview()}>
+                                  value="review"
-                                  <div>{props.reviewCount()}</div>
+                                  id={reviewTabID}
-                                </Show>
+                                  aria-controls={activeTab() === "review" ? reviewTabPanelID : undefined}
-                              </div>
+                                >
-                            </Tabs.Trigger>
+                                  <div class="flex items-center gap-1.5">
-                          </Show>
+                                    <div>{language.t("session.tab.review")}</div>
-                          <Show when={contextOpen()}>
+                                    <Show when={props.hasReview()}>
-                            <Tabs.Trigger
+                                      <div>{props.reviewCount()}</div>
-                              value="context"
+                                    </Show>
-                              closeButton={
+                                  </div>
+                                </Tabs.Trigger>
+                              </Show>
+                              <Show when={contextOpen()}>
+                                <Tabs.Trigger
+                                  value="context"
+                                  closeButton={
+                                    <TooltipKeybind
+                                      title={language.t("common.closeTab")}
+                                      keybind={command.keybind("tab.close")}
+                                      placement="bottom"
+                                      gutter={10}
+                                    >
+                                      <IconButton
+                                        icon="close-small"
+                                        variant="ghost"
+                                        class="h-5 w-5"
+                                        onClick={() => tabs().close("context")}
+                                        aria-label={language.t("common.closeTab")}
+                                      />
+                                    </TooltipKeybind>
+                                  }
+                                  hideCloseButton
+                                  onMiddleClick={() => tabs().close("context")}
+                                >
+                                  <div class="flex items-center gap-2">
+                                    <SessionContextUsage variant="indicator" />
+                                    <div>{language.t("session.tab.context")}</div>
+                                  </div>
+                                </Tabs.Trigger>
+                              </Show>
+                              <SortableProvider ids={openedTabs()}>
+                                <For each={panelTabs()}>
+                                  {(tab) => (
+                                    <Show
+                                      when={tab === SESSION_OPEN_FILE_TAB}
+                                      fallback={
+                                        <SortableTab
+                                          tab={tab}
+                                          temporary={temporaryTab() === tab}
+                                          onTabClose={tabs().close}
+                                          onTabDoubleClick={temporaryTab() === tab ? openTab : undefined}
+                                        />
+                                      }
+                                    >
+                                      <Tabs.Trigger
+                                        value={SESSION_OPEN_FILE_TAB}
+                                        closeButton={
+                                          <TooltipKeybind
+                                            title={language.t("common.closeTab")}
+                                            keybind={command.keybind("tab.close")}
+                                            placement="bottom"
+                                            gutter={10}
+                                          >
+                                            <IconButton
+                                              icon="close-small"
+                                              variant="ghost"
+                                              class="h-5 w-5"
+                                              onClick={() => tabs().close(SESSION_OPEN_FILE_TAB)}
+                                              aria-label={language.t("common.closeTab")}
+                                            />
+                                          </TooltipKeybind>
+                                        }
+                                        hideCloseButton
+                                        onMiddleClick={() => tabs().close(SESSION_OPEN_FILE_TAB)}
+                                      >
+                                        <div class="flex items-center gap-1.5 italic">
+                                          <Icon name="open-file" size="small" />
+                                          <span>{language.t("command.file.open")}</span>
+                                        </div>
+                                      </Tabs.Trigger>
+                                    </Show>
+                                  )}
+                                </For>
+                              </SortableProvider>
+                              <div
+                                class="h-full shrink-0 sticky right-0 z-10 flex items-center justify-center pr-3"
+                                classList={{
+                                  "bg-v2-background-bg-base": settings.general.newLayoutDesigns(),
+                                  "bg-background-stronger": !settings.general.newLayoutDesigns(),
+                                }}
+                              >
                                 <TooltipKeybind
-                                  title={language.t("common.closeTab")}
+                                  title={language.t("command.file.open")}
-                                  keybind={command.keybind("tab.close")}
+                                  keybind={command.keybind("file.open")}
-                                  placement="bottom"
+                                  class="flex items-center"
-                                  gutter={10}
                                 >
                                   <IconButton
-                                    icon="close-small"
+                                    icon="plus-small"
                                     variant="ghost"
-                                    class="h-5 w-5"
+                                    iconSize="large"
-                                    onClick={() => tabs().close("context")}
+                                    class="!rounded-md"
-                                    aria-label={language.t("common.closeTab")}
+                                    onClick={() => {
+                                      void import("@/components/dialog-select-file").then((x) => {
+                                        dialog.show(() => <x.DialogSelectFile mode="files" onOpenFile={showAllFiles} />)
+                                      })
+                                    }}
+                                    aria-label={language.t("command.file.open")}
                                   />
                                 </TooltipKeybind>
-                              }
-                              hideCloseButton
-                              onMiddleClick={() => tabs().close("context")}
-                            >
-                              <div class="flex items-center gap-2">
-                                <SessionContextUsage variant="indicator" />
-                                <div>{language.t("session.tab.context")}</div>
                               </div>
-                            </Tabs.Trigger>
+                            </Tabs.List>
+                          </div>
+
+                          <Show when={reviewTab() && props.canReview() && activeTab() === "review"}>
+                            <div
+                              id={reviewTabPanelID}
+                              role="tabpanel"
+                              aria-labelledby={reviewTabID}
+                              tabIndex={props.reviewHasFocusableContent() ? undefined : 0}
+                              data-slot="tabs-content"
+                              class="flex flex-col h-full overflow-hidden contain-strict"
+                            >
+                              {props.reviewPanel()}
+                            </div>
                           </Show>
-                          <SortableProvider ids={openedTabs()}>
+
+                          <Show when={activeTab() === "empty"}>
+                            <Tabs.Content value="empty" class="flex flex-col h-full overflow-hidden contain-strict">
+                              <div class="relative pt-2 flex-1 min-h-0 overflow-hidden">
+                                <div class="h-full px-6 pb-42 -mt-4 flex flex-col items-center justify-center text-center gap-6">
+                                  <Mark class="w-14 opacity-10" />
+                                  <div class="text-14-regular text-text-weak max-w-56">
+                                    {language.t("session.files.selectToOpen")}
+                                  </div>
+                                </div>
+                              </div>
+                            </Tabs.Content>
+                          </Show>
+
+                          <Show when={activeTab() === "context"}>
+                            <Tabs.Content value="context" class="flex flex-col h-full overflow-hidden contain-strict">
+                              <div class="relative pt-2 flex-1 min-h-0 overflow-hidden">
+                                <SessionContextTab />
+                              </div>
+                            </Tabs.Content>
+                          </Show>
+
+                          <Show when={activeFileTab()} keyed>
+                            {(tab) => <FileTabContent tab={tab} />}
+                          </Show>
+                        </Tabs>
+                        <DragOverlay>
+                          <Show when={store.activeDraggable} keyed>
+                            {(tab) => {
+                              const path = file.pathFromTab(tab)
+                              return (
+                                <div data-component="tabs-drag-preview">
+                                  <Show when={path}>
+                                    {(p) => <FileVisual active path={p()} temporary={temporaryTab() === tab} />}
+                                  </Show>
+                                </div>
+                              )
+                            }}
+                          </Show>
+                        </DragOverlay>
+                      </DragDropProvider>
+                    }
+                  >
+                    <DndKitProvider
+                      sensors={[
+                        PointerSensor.configure({
+                          activationConstraints: [new PointerActivationConstraints.Distance({ value: 4 })],
+                          preventActivation: (event) =>
+                            event.target instanceof Element &&
+                            (!!event.target.closest('[data-slot="tabs-trigger-close-button"]') ||
+                              !!event.target.closest(".session-review-v2-open-in-app-slot")),
+                        }),
+                      ]}
+                      modifiers={[
+                        RestrictToHorizontalAxis,
+                        RestrictToElement.configure({ element: () => tabList ?? null }),
+                      ]}
+                      plugins={(defaults) => [
+                        ...defaults.filter((plugin) => plugin !== Accessibility),
+                        AutoScroller.configure({ acceleration: 8, threshold: { x: 0.05, y: 0 } }),
+                        Feedback.configure({ dropAnimation: null }),
+                      ]}
+                      onDragEnd={(event) => {
+                        const source = event.operation.source
+                        if (event.canceled || !isSortable(source) || source.initialIndex === source.index) return
+                        tabs().move(source.id.toString(), source.index)
+                      }}
+                    >
+                      <Tabs value={activeTab()} onChange={activateTab}>
+                        <div class="session-review-v2-tabs-bar sticky top-0 shrink-0 flex items-center">
+                          <Tabs.List
+                            ref={(el: HTMLDivElement) => {
+                              tabList = el
+                              const stop = createFileTabListSync({ el, contextOpen })
+                              onCleanup(stop)
+                            }}
+                          >
+                            <Show when={props.reviewSidebarToggle}>
+                              {(toggle) => (
+                                <div class="h-full shrink-0 flex items-center justify-center">
+                                  {toggle()(activeTab() === SESSION_OPEN_FILE_TAB)}
+                                </div>
+                              )}
+                            </Show>
+                            <Show when={reviewTab() && props.canReview()}>
+                              <Tabs.Trigger
+                                value="review"
+                                id={reviewTabID}
+                                aria-controls={activeTab() === "review" ? reviewTabPanelID : undefined}
+                              >
+                                {props.hasReview()
+                                  ? language.t("session.review.filesChanged", { count: props.reviewCount() })
+                                  : language.t("session.tab.review")}
+                              </Tabs.Trigger>
+                            </Show>
+                            <Show when={contextOpen()}>
+                              <Tabs.Trigger
+                                value="context"
+                                closeButton={
+                                  <TooltipKeybind
+                                    title={language.t("common.closeTab")}
+                                    keybind={command.keybind("tab.close")}
+                                    placement="bottom"
+                                    gutter={10}
+                                  >
+                                    <IconButton
+                                      icon="close-small"
+                                      variant="ghost"
+                                      class="h-5 w-5"
+                                      onClick={() => tabs().close("context")}
+                                      aria-label={language.t("common.closeTab")}
+                                    />
+                                  </TooltipKeybind>
+                                }
+                                hideCloseButton
+                                onMiddleClick={() => tabs().close("context")}
+                              >
+                                <div class="flex items-center gap-2">
+                                  <SessionContextUsage variant="indicator" />
+                                  <div>{language.t("session.tab.context")}</div>
+                                </div>
+                              </Tabs.Trigger>
+                            </Show>
                             <For each={panelTabs()}>
                               {(tab) => (
                                 <Show
                                   when={tab === SESSION_OPEN_FILE_TAB}
                                   fallback={
-                                    <SortableTab
+                                    <SortableTabV2
                                       tab={tab}
+                                      index={() => tabs().all().indexOf(tab)}
                                       temporary={temporaryTab() === tab}
                                       onTabClose={tabs().close}
                                       onTabDoubleClick={temporaryTab() === tab ? openTab : undefined}
@@ -378,100 +637,104 @@ export function SessionSidePanel(props: {
                                 </Show>
                               )}
                             </For>
-                          </SortableProvider>
+                            <div
-                          <div class="bg-background-stronger h-full shrink-0 sticky right-0 z-10 flex items-center justify-center pr-3">
+                              class="h-full shrink-0 sticky right-0 z-10 flex items-center justify-center"
-                            <TooltipKeybind
+                              classList={{
-                              title={language.t("command.file.open")}
+                                "bg-v2-background-bg-base": settings.general.newLayoutDesigns(),
-                              keybind={command.keybind("file.open")}
+                                "bg-background-stronger": !settings.general.newLayoutDesigns(),
-                              class="flex items-center"
+                              }}
                             >
-                              <IconButton
+                              <TooltipV2
-                                icon="plus-small"
+                                value={
-                                variant="ghost"
+                                  <>
-                                iconSize="large"
+                                    {language.t("command.file.open")}
-                                class="!rounded-md"
+                                    <Show when={openFileKeybind().length > 0}>
-                                onClick={() => {
+                                      <KeybindV2 keys={openFileKeybind()} variant="neutral" />
-                                  if (props.fileBrowserState) {
+                                    </Show>
-                                    openFileBrowser()
+                                  </>
-                                    return
+                                }
-                                  }
+                                placement="bottom"
-                                  void import("@/components/dialog-select-file").then((x) => {
+                                class="flex items-center"
-                                    dialog.show(() => <x.DialogSelectFile mode="files" onOpenFile={showAllFiles} />)
+                              >
-                                  })
+                                <IconButtonV2
-                                }}
+                                  icon={<Icon name="plus-small" />}
-                                aria-label={language.t("command.file.open")}
+                                  variant="ghost-muted"
-                              />
+                                  size="large"
-                            </TooltipKeybind>
+                                  onClick={() => openFileBrowser()}
+                                  aria-label={language.t("command.file.open")}
+                                />
+                              </TooltipV2>
+                            </div>
+                          </Tabs.List>
+                          <div
+                            class="session-review-v2-open-in-app-slot shrink-0 flex items-center pr-3"
+                            onPointerDown={(event) => event.stopPropagation()}
+                            onClick={(event) => event.stopPropagation()}
+                          >
+                            <OpenInAppV2 directory={projectDirectory} />
                           </div>
-                        </Tabs.List>
-                      </div>
-
-                      <Show when={reviewTab() && props.canReview() && activeTab() === "review"}>
-                        <div
-                          id={reviewTabPanelID}
-                          role="tabpanel"
-                          aria-labelledby={reviewTabID}
-                          tabIndex={props.reviewHasFocusableContent() ? undefined : 0}
-                          data-slot="tabs-content"
-                          class="flex flex-col h-full overflow-hidden contain-strict"
-                        >
-                          {props.reviewPanel()}
                         </div>
-                      </Show>
 
-                      <Show when={activeTab() === "empty"}>
+                        <Show when={reviewTab() && props.canReview() && activeTab() === "review"}>
-                        <Tabs.Content value="empty" class="flex flex-col h-full overflow-hidden contain-strict">
+                          <div
-                          <div class="relative pt-2 flex-1 min-h-0 overflow-hidden">
+                            id={reviewTabPanelID}
-                            <div class="h-full px-6 pb-42 -mt-4 flex flex-col items-center justify-center text-center gap-6">
+                            role="tabpanel"
-                              <Mark class="w-14 opacity-10" />
+                            aria-labelledby={reviewTabID}
-                              <div class="text-14-regular text-text-weak max-w-56">
+                            tabIndex={props.reviewHasFocusableContent() ? undefined : 0}
-                                {language.t("session.files.selectToOpen")}
+                            data-slot="tabs-content"
+                            class="flex flex-col h-full overflow-hidden contain-strict"
+                          >
+                            {props.reviewPanel()}
+                          </div>
+                        </Show>
+
+                        <Show when={activeTab() === "empty"}>
+                          <Tabs.Content value="empty" class="flex flex-col h-full overflow-hidden contain-strict">
+                            <div class="relative pt-2 flex-1 min-h-0 overflow-hidden">
+                              <div class="h-full px-6 pb-42 -mt-4 flex flex-col items-center justify-center text-center gap-6">
+                                <Mark class="w-14 opacity-10" />
+                                <div class="text-14-regular text-text-weak max-w-56">
+                                  {language.t("session.files.selectToOpen")}
+                                </div>
                               </div>
                             </div>
-                          </div>
+                          </Tabs.Content>
-                        </Tabs.Content>
+                        </Show>
-                      </Show>
 
-                      <Show when={activeTab() === "context"}>
+                        <Show when={activeTab() === "context"}>
-                        <Tabs.Content value="context" class="flex flex-col h-full overflow-hidden contain-strict">
+                          <Tabs.Content value="context" class="flex flex-col h-full overflow-hidden contain-strict">
-                          <div class="relative pt-2 flex-1 min-h-0 overflow-hidden">
+                            <div class="relative pt-2 flex-1 min-h-0 overflow-hidden">
-                            <SessionContextTab />
+                              <SessionContextTab />
-                          </div>
-                        </Tabs.Content>
-                      </Show>
-
-                      <Show when={browserTab()}>
-                        <SessionFileBrowserTab
-                          tab={browserTab()!}
-                          placeholder={browserTab() === SESSION_OPEN_FILE_TAB}
-                          active={file.pathFromTab(browserTab()!)}
-                          kinds={browserKinds()}
-                          state={props.fileBrowserState!}
-                          onSelect={(path) => previewTab(file.tab(path))}
-                          onSelectPermanent={(path) => openTab(file.tab(path))}
-                          filterRef={(element) => (fileFilter = element)}
-                        />
-                      </Show>
-
-                      <Show when={!props.fileBrowserState && activeFileTab()} keyed>
-                        {(tab) => <FileTabContent tab={tab} />}
-                      </Show>
-                    </Tabs>
-                    <DragOverlay>
-                      <Show when={store.activeDraggable} keyed>
-                        {(tab) => {
-                          const path = file.pathFromTab(tab)
-                          return (
-                            <div data-component="tabs-drag-preview">
-                              <Show when={path}>
-                                {(p) => <FileVisual active path={p()} temporary={temporaryTab() === tab} />}
-                              </Show>
                             </div>
-                          )
+                          </Tabs.Content>
-                        }}
+                        </Show>
-                      </Show>
+
-                    </DragOverlay>
+                        <Show when={fileBrowserMounted()}>
-                  </DragDropProvider>
+                          <div
+                            id={fileBrowserTabPanelID}
+                            role="tabpanel"
+                            data-slot="tabs-content"
+                            class="h-full min-h-0 overflow-hidden"
+                            classList={{ hidden: !fileBrowserVisible() }}
+                            inert={!fileBrowserVisible() || undefined}
+                          >
+                            <SessionFileBrowserTab
+                              tab={browserTab() ?? activeFileTab() ?? SESSION_OPEN_FILE_TAB}
+                              placeholder={
+                                (browserTab() ?? activeFileTab() ?? SESSION_OPEN_FILE_TAB) === SESSION_OPEN_FILE_TAB
+                              }
+                              active={file.pathFromTab(browserTab() ?? activeFileTab() ?? "")}
+                              kinds={kinds()}
+                              state={props.fileBrowserState!}
+                              onSelect={(path) => previewTab(file.tab(path))}
+                              onSelectPermanent={(path) => openTab(file.tab(path))}
+                              filterRef={(element) => (fileFilter = element)}
+                            />
+                          </div>
+                        </Show>
+                      </Tabs>
+                    </DndKitProvider>
+                  </Show>
                 </div>
               </div>
             </Show>
@@ -499,10 +762,19 @@ export function SessionSidePanel(props: {
                   >
                     <Tabs.List>
                       <Tabs.Trigger value="changes" class="flex-1" classes={{ button: "w-full" }}>
-                        {props.reviewCount()}{" "}
+                        <Show
-                        {language.t(
+                          when={settings.general.newLayoutDesigns()}
-                          props.reviewCount() === 1 ? "session.review.change.one" : "session.review.change.other",
+                          fallback={
-                        )}
+                            <>
+                              {props.reviewCount()}{" "}
+                              {language.t(
+                                props.reviewCount() === 1 ? "session.review.change.one" : "session.review.change.other",
+                              )}
+                            </>
+                          }
+                        >
+                          {language.t("session.review.filesChanged", { count: props.reviewCount() })}
+                        </Show>
                       </Tabs.Trigger>
                       <Tabs.Trigger value="all" class="flex-1" classes={{ button: "w-full" }}>
                         {language.t("session.files.all")}

packages/app/src/pages/session/terminal-panel-v2.tsx

@@ -195,7 +195,7 @@ export function TerminalPanelV2(props: { stacked?: boolean } = {}) {
       aria-label={language.t("terminal.title")}
       aria-hidden={!opened()}
       inert={!opened()}
-      class="relative shrink-0 overflow-hidden bg-background-stronger"
+      class="relative shrink-0 overflow-hidden bg-v2-background-bg-base"
       classList={{
         "w-full": !isDesktop() || stacked(),
         "min-w-0 h-full flex-1": isDesktop() && opened() && !stacked(),
@@ -237,7 +237,7 @@ export function TerminalPanelV2(props: { stacked?: boolean } = {}) {
           when={terminal.ready()}
           fallback={
             <div class="flex flex-col h-full pointer-events-none">
-              <div class="h-10 flex items-center gap-2 px-2 border-b border-border-weaker-base bg-background-stronger overflow-hidden">
+              <div class="h-10 flex items-center gap-2 px-2 border-b border-border-weaker-base bg-v2-background-bg-base overflow-hidden">
                 <For each={handoff()}>
                   {(title) => (
                     <div class="px-2 py-1 rounded-md bg-surface-base text-14-regular text-text-weak truncate max-w-40">

packages/app/src/pages/session/timeline/message-timeline.tsx

@@ -327,6 +327,7 @@ export function MessageTimeline(props: {
     parts: getMsgParts,
     status: sessionStatus,
     showReasoningSummaries: settings.general.showReasoningSummaries,
+    inlineComments: settings.general.newLayoutDesigns,
   })
   const activeMessageID = projection.activeMessageID
   const assistantMessagesByParent = projection.assistantMessagesByParent
@@ -1135,6 +1136,10 @@ export function MessageTimeline(props: {
           const m = messageByID().get(userMessageRow().userMessageID)
           if (m?.role === "user") return m
         })
+        const messageComments = createMemo(() => {
+          if (!settings.general.newLayoutDesigns()) return []
+          return getMsgParts(userMessageRow().userMessageID).flatMap((part) => MessageComment.fromPart(part) ?? [])
+        })
         return (
           <TimelineRowFrame row={userMessageRow}>
             <Show when={message()}>
@@ -1146,6 +1151,7 @@ export function MessageTimeline(props: {
                       parts={getMsgParts(userMessageRow().userMessageID)}
                       actions={props.actions}
                       useV2Actions={settings.general.newLayoutDesigns()}
+                      comments={messageComments()}
                     />
                   </div>
                 </div>
@@ -1243,12 +1249,13 @@ export function MessageTimeline(props: {
     const initialRow = timelineRowByKey().get(props.rowKey)!
     const item = createMemo(() => virtualItemByKey().get(props.rowKey) ?? initialItem)
     const row = createMemo(() => timelineRowByKey().get(props.rowKey) ?? initialRow)
-    const asyncFile = () => {
+    const tool = () => {
       const value = row()
-      if (value._tag !== "AssistantPart" || value.group.type !== "part") return false
+      if (value._tag !== "AssistantPart" || value.group.type !== "part") return
       const part = getMsgPart(value.group.ref.messageID, value.group.ref.partID)
-      return part?.type === "tool" && ["edit", "write", "apply_patch"].includes(part.tool)
+      if (part?.type === "tool") return part
     }
+    const asyncFile = () => ["edit", "write", "apply_patch"].includes(tool()?.tool ?? "")
     const [ready, setReady] = createSignal(initialItem.size <= timelineFallbackItemSize || !asyncFile())
     let contentMeasureFrame: number | undefined
 
@@ -1278,6 +1285,8 @@ export function MessageTimeline(props: {
           width: "100%",
           height: `${item().size}px`,
           overflow: "clip",
+          // Rounded virtual measurements can otherwise clip a framed row's outer paint.
+          "overflow-clip-margin": row()._tag === "TurnGap" ? undefined : "0.5px",
         }}
       >
         <div
@@ -1383,7 +1392,7 @@ export function MessageTimeline(props: {
               "w-full": true,
               "pb-4": true,
               "pr-3": true,
-              "pl-2": settings.general.newLayoutDesigns(),
+              "pl-2.5": settings.general.newLayoutDesigns(),
               "pl-2 md:pl-4": !settings.general.newLayoutDesigns(),
               "md:max-w-200 md:mx-auto 2xl:max-w-[1000px]": props.centered && !settings.general.newLayoutDesigns(),
             }}

packages/app/src/pages/session/timeline/projection.ts

@@ -14,6 +14,7 @@ export function createTimelineProjection(input: {
   parts: (messageID: string) => Part[]
   status: Accessor<SessionStatus>
   showReasoningSummaries: Accessor<boolean>
+  inlineComments: Accessor<boolean>
 }) {
   const messageByID = createMemo(() => new Map(input.messages().map((message) => [message.id, message] as const)))
   const assistantMessagesByParent = createMemo(() => {
@@ -59,6 +60,7 @@ export function createTimelineProjection(input: {
             input.showReasoningSummaries(),
             input.status().type,
             activeMessageID() === userMessage.id,
+            input.inlineComments(),
           ),
         ),
       ),

packages/app/src/pages/session/timeline/rows.ts

@@ -38,6 +38,8 @@ export namespace Timeline {
     showReasoning: boolean,
     status: SessionStatus["type"],
     isActive: boolean,
+    // v2 renders comments inside the user message attachments row instead of a strip row
+    inlineComments: boolean,
   ) {
     const rows: TimelineRow.TimelineRow[] = []
 
@@ -74,7 +76,7 @@ export namespace Timeline {
         : groupParts(assistantPartRefs).map((group) => ({ type: "part" as const, group }))
     if (previousUserMessage) rows.push(new TimelineRow.TurnGap({ userMessageID: userMessage.id }))
 
-    if (comments.length > 0)
+    if (comments.length > 0 && !inlineComments)
       rows.push(
         new TimelineRow.CommentStrip({
           userMessageID: userMessage.id,
@@ -84,7 +86,7 @@ export namespace Timeline {
     rows.push(
       new TimelineRow.UserMessage({
         userMessageID: userMessage.id,
-        anchor: comments.length === 0,
+        anchor: inlineComments || comments.length === 0,
       }),
     )
 

packages/app/src/pages/session/use-composer-commands.tsx

@@ -1,6 +1,6 @@
 import { useCommand, type CommandOption } from "@/context/command"
 import { useLanguage } from "@/context/language"
-import { useLocal } from "@/context/local"
+import { useLocal, type ModelSelection } from "@/context/local"
 import { useSettings } from "@/context/settings"
 import { useDialog } from "@opencode-ai/ui/context/dialog"
 import { getCursorPosition, setCursorPosition } from "@/components/prompt-input/editor-dom"
@@ -14,7 +14,7 @@ const withCategory = (category: string) => {
   })
 }
 
-export const useComposerCommands = () => {
+export const useComposerCommands = (input: { model?: ModelSelection } = {}) => {
   const command = useCommand()
   const dialog = useDialog()
   const language = useLanguage()
@@ -22,6 +22,7 @@ export const useComposerCommands = () => {
   const settings = useSettings()
   const { sessionKey } = useSessionLayout()
   const sessionOwnership = createSessionOwnership(sessionKey)
+  const model = input.model ?? local.model
   const modelCommand = withCategory(language.t("command.category.model"))
   const agentCommand = withCategory(language.t("command.category.agent"))
 
@@ -43,7 +44,7 @@ export const useComposerCommands = () => {
     }
     const { DialogSelectModel } = await import("@/components/dialog-select-model")
     owner.run(() => {
-      void dialog.show(() => <DialogSelectModel model={local.model} />, restoreComposer)
+      void dialog.show(() => <DialogSelectModel model={model} />, restoreComposer)
     })
   }
 
@@ -61,7 +62,7 @@ export const useComposerCommands = () => {
       title: language.t("command.model.variant.cycle"),
       description: language.t("command.model.variant.cycle.description"),
       keybind: "shift+mod+d",
-      onSelect: () => local.model.variant.cycle(),
+      onSelect: () => model.variant.cycle(),
     }),
     agentCommand({
       id: "agent.cycle",

packages/app/src/pages/session/v2/review-panel-v2.tsx

@@ -5,7 +5,6 @@ import {
   SESSION_REVIEW_V2_SIDEBAR_WIDTH_MIN,
   SessionReviewV2,
   SessionReviewV2Sidebar,
-  SessionReviewV2SidebarToggle,
 } from "@opencode-ai/session-ui/v2/session-review-v2"
 import { SessionReviewFilePreviewV2 } from "@opencode-ai/session-ui/v2/session-review-file-preview-v2"
 import { DiffChanges } from "@opencode-ai/ui/v2/diff-changes-v2"
@@ -66,6 +65,8 @@ export function ReviewPanelV2(props: ReviewPanelV2Props) {
   )
   const searching = createMemo(() => props.state.filter().trim().length > 0)
   const kinds = createMemo(() => reviewDiffKinds(diffs()))
+  // Changes-only trees omit "M" — every row is already a change; A/D stay visible.
+  const treeKinds = createMemo(() => new Map([...kinds()].filter(([, kind]) => kind !== "mix")))
   const activeDiff = createMemo(() => {
     // A focused comment takes over the preview until the preview applies it and
     // clears the focus; the owner then persists the file as the active selection.
@@ -113,9 +114,6 @@ export function ReviewPanelV2(props: ReviewPanelV2Props) {
       stats={<DiffChanges changes={diffs()} />}
       empty={props.empty}
       sidebarOpen={props.state.sidebarOpened()}
-      sidebarToggle={
-        <SessionReviewV2SidebarToggle opened={props.state.sidebarOpened()} onToggle={props.state.toggleSidebar} />
-      }
       sidebar={
         // Always mounted: the sidebar header hosts the changes-mode dropdown,
         // which must stay reachable when the current mode has zero diffs.
@@ -127,7 +125,7 @@ export function ReviewPanelV2(props: ReviewPanelV2Props) {
           diffs={diffs}
           filteredFiles={filteredFiles}
           searching={searching}
-          kinds={kinds}
+          kinds={treeKinds}
           activeDiff={activeDiff}
         />
       }

packages/app/src/pages/session/v2/session-file-browser-tab.tsx

@@ -1,14 +1,9 @@
 import { createMemo, createSignal, createUniqueId, Show } from "solid-js"
 import { createQuery } from "@tanstack/solid-query"
-import { Tabs } from "@opencode-ai/ui/tabs"
 import { Icon } from "@opencode-ai/ui/icon"
-import {
+import { SessionFilePanelV2, SessionFilePanelV2Empty } from "@opencode-ai/session-ui/v2/session-file-panel-v2"
-  SessionFilePanelV2,
+import { SessionReviewV2Sidebar } from "@opencode-ai/session-ui/v2/session-review-v2"
-  SessionFilePanelV2Empty,
+import FileTreeV2, { type Kind } from "@/components/file-tree-v2"
-  SessionFilePanelV2Title,
-} from "@opencode-ai/session-ui/v2/session-file-panel-v2"
-import { SessionReviewV2Sidebar, SessionReviewV2SidebarToggle } from "@opencode-ai/session-ui/v2/session-review-v2"
-import FileTree, { type Kind } from "@/components/file-tree"
 import { useFile } from "@/context/file"
 import { useLanguage } from "@/context/language"
 import { useLayout } from "@/context/layout"
@@ -46,6 +41,7 @@ export function SessionFileBrowserTab(props: {
   const resultsID = `session-file-browser-results-${createUniqueId()}`
   const [filter, setFilter] = createSignal("")
   const [explicitHighlight, setExplicitHighlight] = createSignal<string>()
+  const sidebarOpened = () => props.placeholder || props.state.sidebarOpened()
   const query = createMemo(() => filter().trim())
   const search = createQuery(() => {
     const value = query()
@@ -92,102 +88,92 @@ export function SessionFileBrowserTab(props: {
     })
   }
 
+  // Keep the sidebar outside Kobalte Tabs.Content: a morphing content value
+  // unmounts the whole panel on every file-tab switch and resets sidebar scroll.
   return (
-    <Tabs.Content value={props.tab} class="h-full min-h-0 overflow-hidden">
+    <SessionFilePanelV2
-      <SessionFilePanelV2
+      toolbar={false}
-        toolbar
+      sidebar={
-        toolbarStart={
+        <SessionReviewV2Sidebar
-          <>
+          open={sidebarOpened()}
-            <SessionReviewV2SidebarToggle opened={props.state.sidebarOpened()} onToggle={props.state.toggleSidebar} />
+          title={<span class="truncate">{title()}</span>}
-            <Show when={!props.state.sidebarOpened()}>
+          filter={filter()}
-              <SessionFilePanelV2Title>{title()}</SessionFilePanelV2Title>
+          onFilterChange={setFilter}
-            </Show>
+          onFilterKeyDown={onFilterKeyDown}
-          </>
+          filterAutofocus={props.placeholder}
-        }
+          filterRef={props.filterRef}
-        sidebar={
+          filterControls={resultsID}
-          <SessionReviewV2Sidebar
+          filterActiveDescendant={highlighted() ? optionID(highlighted()!) : undefined}
-            open={props.state.sidebarOpened()}
+          filterExpanded={query().length > 0 && files().length > 0}
-            title={<span class="truncate">{title()}</span>}
+          width={props.state.sidebarWidth()}
-            filter={filter()}
+          onWidthChange={props.state.resizeSidebar}
-            onFilterChange={setFilter}
+        >
-            onFilterKeyDown={onFilterKeyDown}
+          <Show
-            filterAutofocus={props.placeholder}
+            when={query()}
-            filterRef={props.filterRef}
+            fallback={
-            filterControls={resultsID}
+              <FileTreeV2
-            filterActiveDescendant={highlighted() ? optionID(highlighted()!) : undefined}
+                active={props.active}
-            filterExpanded={query().length > 0 && files().length > 0}
+                kinds={props.kinds}
-            width={props.state.sidebarWidth()}
+                onFileClick={(node) => props.onSelect(node.path)}
-            onWidthChange={props.state.resizeSidebar}
+                onFileDoubleClick={(node) => props.onSelectPermanent(node.path)}
+              />
+            }
           >
             <Show
-              when={query()}
+              when={!loading()}
               fallback={
-                <FileTree
+                <div role="status" class="px-2 py-2 text-12-regular text-text-weak">
-                  path=""
+                  {language.t("common.loading")}
-                  class="pt-1"
+                  {language.t("common.loading.ellipsis")}
-                  active={props.active}
+                </div>
-                  kinds={props.kinds}
-                  onFileClick={(node) => props.onSelect(node.path)}
-                  onFileDoubleClick={(node) => props.onSelectPermanent(node.path)}
-                />
               }
             >
               <Show
-                when={!loading()}
+                when={files().length > 0}
                 fallback={
                   <div role="status" class="px-2 py-2 text-12-regular text-text-weak">
-                    {language.t("common.loading")}
+                    {language.t("palette.empty")}
-                    {language.t("common.loading.ellipsis")}
                   </div>
                 }
               >
-                <Show
+                <SessionFileListV2
-                  when={files().length > 0}
+                  id={resultsID}
-                  fallback={
+                  role="listbox"
-                    <div role="status" class="px-2 py-2 text-12-regular text-text-weak">
+                  optionID={optionID}
-                      {language.t("palette.empty")}
+                  files={files()}
-                    </div>
+                  kinds={props.kinds}
-                  }
+                  active={props.active}
-                >
+                  highlighted={highlighted()}
-                  <SessionFileListV2
+                  onFileClick={(path) => {
-                    id={resultsID}
+                    setExplicitHighlight(path)
-                    role="listbox"
+                    props.onSelect(path)
-                    optionID={optionID}
+                  }}
-                    files={files()}
+                  onFileDoubleClick={props.onSelectPermanent}
-                    kinds={props.kinds}
+                />
-                    active={props.active}
-                    highlighted={highlighted()}
-                    onFileClick={(path) => {
-                      setExplicitHighlight(path)
-                      props.onSelect(path)
-                    }}
-                    onFileDoubleClick={props.onSelectPermanent}
-                  />
-                </Show>
               </Show>
             </Show>
-          </SessionReviewV2Sidebar>
+          </Show>
+        </SessionReviewV2Sidebar>
+      }
+    >
+      <Show
+        when={!props.placeholder}
+        fallback={
+          <SessionFilePanelV2Empty>
+            <div class="flex flex-col items-center gap-3 text-center text-text-weak">
+              <Icon name="file-tree" size="large" />
+              <div class="text-14-medium text-text-strong">{language.t("command.file.open")}</div>
+              <div class="text-13-regular">{language.t("session.files.selectToOpen")}</div>
+            </div>
+          </SessionFilePanelV2Empty>
         }
       >
-        <Show
+        <div class="min-h-0 flex-1">
-          when={!props.placeholder}
+          <Show when={props.tab} keyed>
-          fallback={
+            {(tab) => <SessionFileView tab={tab} />}
-            <SessionFilePanelV2Empty>
+          </Show>
-              <div class="flex flex-col items-center gap-3 text-center text-text-weak">
+        </div>
-                <Icon name="file-tree" size="large" />
+      </Show>
-                <div class="text-14-medium text-text-strong">{language.t("command.file.open")}</div>
+    </SessionFilePanelV2>
-                <div class="text-13-regular">{language.t("session.files.selectToOpen")}</div>
-              </div>
-            </SessionFilePanelV2Empty>
-          }
-        >
-          <div class="min-h-0 flex-1">
-            <Show when={props.tab} keyed>
-              {(tab) => <SessionFileView tab={tab} />}
-            </Show>
-          </div>
-        </Show>
-      </SessionFilePanelV2>
-    </Tabs.Content>
   )
 }

packages/app/src/utils/persist.ts

@@ -463,7 +463,7 @@ function localStorageDirect(): SyncStorage {
   }
 }
 
-const DRAFT_PERSISTED_KEYS = ["prompt", "comments", "model-selection", "file-view", "layout"]
+const DRAFT_PERSISTED_KEYS = ["prompt", "comments", "file-view", "layout"]
 
 export function draftPersistedKeys() {
   return DRAFT_PERSISTED_KEYS

packages/cli/package.json

@@ -1,7 +1,7 @@
 {
   "$schema": "https://json.schemastore.org/package.json",
   "name": "@opencode-ai/cli",
-  "version": "1.17.17",
+  "version": "1.17.18",
   "type": "module",
   "license": "MIT",
   "bin": {

packages/codemode/package.json

@@ -1,7 +1,7 @@
 {
   "$schema": "https://json.schemastore.org/package.json",
   "name": "@opencode-ai/codemode",
-  "version": "1.17.17",
+  "version": "1.17.18",
   "description": "Effect-native confined code execution over schema-described tools",
   "private": true,
   "type": "module",

packages/codemode/sst-env.d.ts

@@ -0,0 +1,10 @@
+/* This file is auto-generated by SST. Do not edit. */
+/* tslint:disable */
+/* eslint-disable */
+/* deno-fmt-ignore-file */
+/* biome-ignore-all lint: auto-generated */
+
+/// <reference path="../../sst-env.d.ts" />
+
+import "sst"
+export {}

packages/console/app/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@opencode-ai/console-app",
-  "version": "1.17.17",
+  "version": "1.17.18",
   "type": "module",
   "license": "MIT",
   "scripts": {

packages/console/app/public/robots.txt

@@ -3,4 +3,7 @@ Allow: /
 
 # Disallow shared content pages
 Disallow: /s/
-Disallow: /share/
+Disallow: /share/
+
+Sitemap: https://opencode.ai/sitemap.xml
+Sitemap: https://opencode.ai/data/sitemap.xml

packages/console/app/src/routes/zen/util/provider/openai.ts

@@ -4,6 +4,7 @@ type Usage = {
   input_tokens?: number
   input_tokens_details?: {
     cached_tokens?: number
+    cache_write_tokens?: number
   }
   output_tokens?: number
   output_tokens_details?: {
@@ -48,12 +49,13 @@ export const openaiHelper: ProviderHelper = ({ workspaceID }) => ({
     const outputTokens = usage.output_tokens ?? 0
     const reasoningTokens = usage.output_tokens_details?.reasoning_tokens ?? undefined
     const cacheReadTokens = usage.input_tokens_details?.cached_tokens ?? undefined
+    const cacheWriteTokens = usage.input_tokens_details?.cache_write_tokens ?? undefined
     return {
       inputTokens: inputTokens - (cacheReadTokens ?? 0),
       outputTokens,
       reasoningTokens,
       cacheReadTokens,
-      cacheWrite5mTokens: undefined,
+      cacheWrite5mTokens: cacheWriteTokens,
       cacheWrite1hTokens: undefined,
     }
   },

packages/console/app/test/providerUsage.test.ts

@@ -65,4 +65,20 @@ describe("provider usage extraction", () => {
       output_tokens: 7,
     })
   })
+
+  test("parses OpenAI stream cache write usage", () => {
+    const usageParser = providers.openai.createUsageParser()
+    usageParser.parse(
+      'event: response.completed\ndata: {"response":{"usage":{"input_tokens":10,"input_tokens_details":{"cached_tokens":4,"cache_write_tokens":3},"output_tokens":2}}}',
+    )
+
+    expect(providers.openai.normalizeUsage(usageParser.retrieve())).toEqual({
+      inputTokens: 6,
+      outputTokens: 2,
+      reasoningTokens: undefined,
+      cacheReadTokens: 4,
+      cacheWrite5mTokens: 3,
+      cacheWrite1hTokens: undefined,
+    })
+  })
 })

packages/console/core/package.json

@@ -1,7 +1,7 @@
 {
   "$schema": "https://json.schemastore.org/package.json",
   "name": "@opencode-ai/console-core",
-  "version": "1.17.17",
+  "version": "1.17.18",
   "private": true,
   "type": "module",
   "license": "MIT",

packages/console/function/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@opencode-ai/console-function",
-  "version": "1.17.17",
+  "version": "1.17.18",
   "$schema": "https://json.schemastore.org/package.json",
   "private": true,
   "type": "module",

packages/console/mail/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@opencode-ai/console-mail",
-  "version": "1.17.17",
+  "version": "1.17.18",
   "dependencies": {
     "@jsx-email/all": "2.2.3",
     "@jsx-email/cli": "1.4.3",