Release 0.8.13 (#1480)

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>
Co-authored-by: himself65 <himself65@users.noreply.github.com>

README.md

@@ -1,12 +1,16 @@
-# LlamaIndex.TS
+<p align="center">
+  <img height="100" width="100" alt="LlamaIndex logo" src="https://ts.llamaindex.ai/square.svg" />
+</p>
+<h1 align="center">LlamaIndex.TS</h1>
+<h3 align="center">
+  Data framework for your LLM application.
+</h3>
 
 [![NPM Version](https://img.shields.io/npm/v/llamaindex)](https://www.npmjs.com/package/llamaindex)
 [![NPM License](https://img.shields.io/npm/l/llamaindex)](https://www.npmjs.com/package/llamaindex)
 [![NPM Downloads](https://img.shields.io/npm/dm/llamaindex)](https://www.npmjs.com/package/llamaindex)
 [![Discord](https://img.shields.io/discord/1059199217496772688)](https://discord.com/invite/eN6D2HQ4aX)
 
-LlamaIndex is a data framework for your LLM application.
-
 Use your own data with large language models (LLMs, OpenAI ChatGPT and others) in JS runtime environments with TypeScript support.
 
 Documentation: https://ts.llamaindex.ai/

apps/docs/CHANGELOG.md

@@ -1,5 +1,18 @@
 # docs
 
+## 0.0.118
+
+### Patch Changes
+
+- llamaindex@0.8.13
+- @llamaindex/examples@0.0.16
+
+## 0.0.117
+
+### Patch Changes
+
+- @llamaindex/examples@0.0.15
+
 ## 0.0.116
 
 ### Patch Changes

apps/docs/docusaurus.config.js

@@ -62,6 +62,12 @@ const config = {
     ({
       // Replace with your project's social card
       image: "img/favicon.png", // TODO change this
+      announcementBar: {
+        id: "migrate_to_next",
+        content:
+          'We are migrating to Next.js based documentation. Check it out <a href="https://ts.llamaindex.ai/docs/llamaindex">here</a>!',
+        isCloseable: false,
+      },
       navbar: {
         title: "LlamaIndex.TS",
         logo: {

apps/docs/package.json

@@ -1,6 +1,6 @@
 {
   "name": "docs",
-  "version": "0.0.116",
+  "version": "0.0.118",
   "private": true,
   "scripts": {
     "docusaurus": "docusaurus",

apps/next/CHANGELOG.md

@@ -1,5 +1,28 @@
 # @llamaindex/doc
 
+## 0.0.16
+
+### Patch Changes
+
+- Updated dependencies [a7b0ac3]
+- Updated dependencies [ee20c44]
+- Updated dependencies [c69605f]
+  - @llamaindex/core@0.4.10
+  - @llamaindex/workflow@0.0.6
+  - llamaindex@0.8.13
+  - @llamaindex/cloud@2.0.10
+  - @llamaindex/node-parser@0.0.11
+  - @llamaindex/openai@0.1.35
+  - @llamaindex/readers@1.0.11
+
+## 0.0.15
+
+### Patch Changes
+
+- Updated dependencies [ea92b69]
+- Updated dependencies [fadc8b8]
+  - @llamaindex/workflow@0.0.5
+
 ## 0.0.14
 
 ### Patch Changes

apps/next/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@llamaindex/doc",
-  "version": "0.0.14",
+  "version": "0.0.16",
   "private": true,
   "scripts": {
     "build": "pnpm run build:docs && next build",

e2e/examples/cloudflare-worker-agent/CHANGELOG.md

@@ -1,5 +1,11 @@
 # @llamaindex/cloudflare-worker-agent-test
 
+## 0.0.109
+
+### Patch Changes
+
+- llamaindex@0.8.13
+
 ## 0.0.108
 
 ### Patch Changes

e2e/examples/cloudflare-worker-agent/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@llamaindex/cloudflare-worker-agent-test",
-  "version": "0.0.108",
+  "version": "0.0.109",
   "type": "module",
   "private": true,
   "scripts": {

e2e/examples/llama-parse-browser/CHANGELOG.md

@@ -1,5 +1,11 @@
 # @llamaindex/llama-parse-browser-test
 
+## 0.0.30
+
+### Patch Changes
+
+- @llamaindex/cloud@2.0.10
+
 ## 0.0.29
 
 ### Patch Changes

e2e/examples/llama-parse-browser/package.json

@@ -1,7 +1,7 @@
 {
   "name": "@llamaindex/llama-parse-browser-test",
   "private": true,
-  "version": "0.0.29",
+  "version": "0.0.30",
   "type": "module",
   "scripts": {
     "dev": "vite",

e2e/examples/nextjs-agent/CHANGELOG.md

@@ -1,5 +1,11 @@
 # @llamaindex/next-agent-test
 
+## 0.1.109
+
+### Patch Changes
+
+- llamaindex@0.8.13
+
 ## 0.1.108
 
 ### Patch Changes

e2e/examples/nextjs-agent/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@llamaindex/next-agent-test",
-  "version": "0.1.108",
+  "version": "0.1.109",
   "private": true,
   "scripts": {
     "dev": "next dev",

e2e/examples/nextjs-edge-runtime/CHANGELOG.md

@@ -1,5 +1,11 @@
 # test-edge-runtime
 
+## 0.1.108
+
+### Patch Changes
+
+- llamaindex@0.8.13
+
 ## 0.1.107
 
 ### Patch Changes

e2e/examples/nextjs-edge-runtime/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@llamaindex/nextjs-edge-runtime-test",
-  "version": "0.1.107",
+  "version": "0.1.108",
   "private": true,
   "scripts": {
     "dev": "next dev",

e2e/examples/nextjs-node-runtime/CHANGELOG.md

@@ -1,5 +1,11 @@
 # @llamaindex/next-node-runtime
 
+## 0.0.90
+
+### Patch Changes
+
+- llamaindex@0.8.13
+
 ## 0.0.89
 
 ### Patch Changes

e2e/examples/nextjs-node-runtime/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@llamaindex/next-node-runtime-test",
-  "version": "0.0.89",
+  "version": "0.0.90",
   "private": true,
   "scripts": {
     "dev": "next dev",

e2e/examples/waku-query-engine/CHANGELOG.md

@@ -1,5 +1,11 @@
 # @llamaindex/waku-query-engine-test
 
+## 0.0.109
+
+### Patch Changes
+
+- llamaindex@0.8.13
+
 ## 0.0.108
 
 ### Patch Changes

e2e/examples/waku-query-engine/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@llamaindex/waku-query-engine-test",
-  "version": "0.0.108",
+  "version": "0.0.109",
   "type": "module",
   "private": true,
   "scripts": {

examples/CHANGELOG.md

@@ -1,5 +1,25 @@
 # examples
 
+## 0.0.16
+
+### Patch Changes
+
+- Updated dependencies [a7b0ac3]
+- Updated dependencies [ee20c44]
+- Updated dependencies [c69605f]
+  - @llamaindex/core@0.4.10
+  - @llamaindex/workflow@0.0.6
+  - llamaindex@0.8.13
+  - @llamaindex/readers@1.0.11
+
+## 0.0.15
+
+### Patch Changes
+
+- Updated dependencies [ea92b69]
+- Updated dependencies [fadc8b8]
+  - @llamaindex/workflow@0.0.5
+
 ## 0.0.14
 
 ### Patch Changes

examples/anthropic/prompt-caching.ts

@@ -0,0 +1,38 @@
+import { Anthropic } from "llamaindex";
+
+async function main() {
+  const anthropic = new Anthropic({
+    model: "claude-3-5-sonnet-20241022",
+  });
+
+  const entireBook = await fetch(
+    "https://www.gutenberg.org/files/1342/1342-0.txt",
+  ).then((response) => response.text());
+
+  const response = await anthropic.chat({
+    messages: [
+      {
+        content:
+          "You are an AI assistant tasked with analyzing literary works. Your goal is to provide insightful commentary on themes, characters, and writing style.\n",
+        role: "system",
+      },
+      {
+        content: entireBook,
+        role: "system",
+        options: {
+          cache_control: {
+            type: "ephemeral",
+          },
+        },
+      },
+      {
+        content: "analyze the major themes in Pride and Prejudice.",
+        role: "user",
+      },
+    ],
+  });
+
+  console.log(response.message.content);
+}
+
+main().catch(console.error);

examples/package.json

@@ -1,15 +1,15 @@
 {
   "name": "@llamaindex/examples",
   "private": true,
-  "version": "0.0.14",
+  "version": "0.0.16",
   "dependencies": {
     "@aws-crypto/sha256-js": "^5.2.0",
     "@azure/cosmos": "^4.1.1",
     "@azure/identity": "^4.4.1",
     "@datastax/astra-db-ts": "^1.4.1",
-    "@llamaindex/core": "^0.4.7",
+    "@llamaindex/core": "^0.4.10",
-    "@llamaindex/readers": "^1.0.8",
+    "@llamaindex/readers": "^1.0.11",
-    "@llamaindex/workflow": "^0.0.4",
+    "@llamaindex/workflow": "^0.0.6",
     "@notionhq/client": "^2.2.15",
     "@pinecone-database/pinecone": "^3.0.2",
     "@vercel/postgres": "^0.10.0",
@@ -18,7 +18,7 @@
     "commander": "^12.1.0",
     "dotenv": "^16.4.5",
     "js-tiktoken": "^1.0.14",
-    "llamaindex": "^0.8.10",
+    "llamaindex": "^0.8.13",
     "mongodb": "^6.7.0",
     "pathe": "^1.1.2",
     "postgres": "^3.4.4"

packages/autotool/CHANGELOG.md

@@ -1,5 +1,11 @@
 # @llamaindex/autotool
 
+## 5.0.13
+
+### Patch Changes
+
+- llamaindex@0.8.13
+
 ## 5.0.12
 
 ### Patch Changes

packages/autotool/examples/01_node/CHANGELOG.md

@@ -1,5 +1,12 @@
 # @llamaindex/autotool-01-node-example
 
+## 0.0.56
+
+### Patch Changes
+
+- llamaindex@0.8.13
+- @llamaindex/autotool@5.0.13
+
 ## 0.0.55
 
 ### Patch Changes

packages/autotool/examples/01_node/package.json

@@ -13,5 +13,5 @@
   "scripts": {
     "start": "node --import tsx --import @llamaindex/autotool/node ./src/index.ts"
   },
-  "version": "0.0.55"
+  "version": "0.0.56"
 }

packages/autotool/examples/02_nextjs/CHANGELOG.md

@@ -1,5 +1,12 @@
 # @llamaindex/autotool-02-next-example
 
+## 0.1.100
+
+### Patch Changes
+
+- llamaindex@0.8.13
+- @llamaindex/autotool@5.0.13
+
 ## 0.1.99
 
 ### Patch Changes

packages/autotool/examples/02_nextjs/package.json

@@ -1,7 +1,7 @@
 {
   "name": "@llamaindex/autotool-02-next-example",
   "private": true,
-  "version": "0.1.99",
+  "version": "0.1.100",
   "scripts": {
     "dev": "next dev",
     "build": "next build",

packages/autotool/package.json

@@ -1,7 +1,7 @@
 {
   "name": "@llamaindex/autotool",
   "type": "module",
-  "version": "5.0.12",
+  "version": "5.0.13",
   "description": "auto transpile your JS function to LLM Agent compatible",
   "files": [
     "dist",

packages/cloud/CHANGELOG.md

@@ -1,5 +1,13 @@
 # @llamaindex/cloud
 
+## 2.0.10
+
+### Patch Changes
+
+- Updated dependencies [a7b0ac3]
+- Updated dependencies [c69605f]
+  - @llamaindex/core@0.4.10
+
 ## 2.0.9
 
 ### Patch Changes

packages/cloud/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@llamaindex/cloud",
-  "version": "2.0.9",
+  "version": "2.0.10",
   "type": "module",
   "license": "MIT",
   "scripts": {

packages/community/CHANGELOG.md

@@ -1,5 +1,13 @@
 # @llamaindex/community
 
+## 0.0.68
+
+### Patch Changes
+
+- Updated dependencies [a7b0ac3]
+- Updated dependencies [c69605f]
+  - @llamaindex/core@0.4.10
+
 ## 0.0.67
 
 ### Patch Changes

packages/community/package.json

@@ -1,7 +1,7 @@
 {
   "name": "@llamaindex/community",
   "description": "Community package for LlamaIndexTS",
-  "version": "0.0.67",
+  "version": "0.0.68",
   "type": "module",
   "types": "dist/type/index.d.ts",
   "main": "dist/cjs/index.js",

packages/core/CHANGELOG.md

@@ -1,5 +1,12 @@
 # @llamaindex/core
 
+## 0.4.10
+
+### Patch Changes
+
+- a7b0ac3: fix: update tool call llm type
+- c69605f: feat: add async support to BaseChatStore and BaseChatStoreMemory
+
 ## 0.4.9
 
 ### Patch Changes

packages/core/package.json

@@ -1,7 +1,7 @@
 {
   "name": "@llamaindex/core",
   "type": "module",
-  "version": "0.4.9",
+  "version": "0.4.10",
   "description": "LlamaIndex Core Module",
   "exports": {
     "./agent": {

packages/core/src/llms/base.ts

@@ -66,6 +66,8 @@ export abstract class BaseLLM<
 
 export abstract class ToolCallLLM<
   AdditionalChatOptions extends object = object,
-> extends BaseLLM<AdditionalChatOptions, ToolCallLLMMessageOptions> {
+  AdditionalMessageOptions extends
+    ToolCallLLMMessageOptions = ToolCallLLMMessageOptions,
+> extends BaseLLM<AdditionalChatOptions, AdditionalMessageOptions> {
   abstract supportToolCall: boolean;
 }

packages/core/src/memory/base.ts

@@ -71,15 +71,15 @@ export abstract class BaseChatStoreMemory<
     return this.chatStore.getMessages(this.chatStoreKey);
   }
 
-  put(messages: ChatMessage<AdditionalMessageOptions>) {
+  put(messages: ChatMessage<AdditionalMessageOptions>): void | Promise<void> {
     this.chatStore.addMessage(this.chatStoreKey, messages);
   }
 
-  set(messages: ChatMessage<AdditionalMessageOptions>[]) {
+  set(messages: ChatMessage<AdditionalMessageOptions>[]): void | Promise<void> {
     this.chatStore.setMessages(this.chatStoreKey, messages);
   }
 
-  reset() {
+  reset(): void | Promise<void> {
     this.chatStore.deleteMessages(this.chatStoreKey);
   }
 }

packages/core/src/storage/chat-store/base-chat-store.ts

@@ -19,5 +19,7 @@ export abstract class BaseChatStore<
   ): void;
   abstract deleteMessages(key: string): void;
   abstract deleteMessage(key: string, idx: number): void;
-  abstract getKeys(): IterableIterator<string>;
+  abstract getKeys():
+    | IterableIterator<string>
+    | Promise<IterableIterator<string>>;
 }

packages/experimental/CHANGELOG.md

@@ -1,5 +1,11 @@
 # @llamaindex/experimental
 
+## 0.0.125
+
+### Patch Changes
+
+- llamaindex@0.8.13
+
 ## 0.0.124
 
 ### Patch Changes

packages/experimental/package.json

@@ -1,7 +1,7 @@
 {
   "name": "@llamaindex/experimental",
   "description": "Experimental package for LlamaIndexTS",
-  "version": "0.0.124",
+  "version": "0.0.125",
   "type": "module",
   "types": "dist/type/index.d.ts",
   "main": "dist/cjs/index.js",

packages/llamaindex/CHANGELOG.md

@@ -1,5 +1,27 @@
 # llamaindex
 
+## 0.8.13
+
+### Patch Changes
+
+- Updated dependencies [a7b0ac3]
+- Updated dependencies [a7b0ac3]
+- Updated dependencies [c69605f]
+  - @llamaindex/anthropic@0.0.19
+  - @llamaindex/core@0.4.10
+  - @llamaindex/cloud@2.0.10
+  - @llamaindex/node-parser@0.0.11
+  - @llamaindex/clip@0.0.19
+  - @llamaindex/deepinfra@0.0.19
+  - @llamaindex/huggingface@0.0.19
+  - @llamaindex/ollama@0.0.26
+  - @llamaindex/openai@0.1.35
+  - @llamaindex/portkey-ai@0.0.19
+  - @llamaindex/replicate@0.0.19
+  - @llamaindex/readers@1.0.11
+  - @llamaindex/groq@0.0.34
+  - @llamaindex/vllm@0.0.5
+
 ## 0.8.12
 
 ### Patch Changes

packages/llamaindex/package.json

@@ -1,6 +1,6 @@
 {
   "name": "llamaindex",
-  "version": "0.8.12",
+  "version": "0.8.13",
   "license": "MIT",
   "type": "module",
   "keywords": [

packages/node-parser/CHANGELOG.md

@@ -1,5 +1,13 @@
 # @llamaindex/node-parser
 
+## 0.0.11
+
+### Patch Changes
+
+- Updated dependencies [a7b0ac3]
+- Updated dependencies [c69605f]
+  - @llamaindex/core@0.4.10
+
 ## 0.0.10
 
 ### Patch Changes

packages/node-parser/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@llamaindex/node-parser",
-  "version": "0.0.10",
+  "version": "0.0.11",
   "description": "Node parser for LlamaIndex",
   "type": "module",
   "exports": {

packages/providers/anthropic/CHANGELOG.md

@@ -1,5 +1,14 @@
 # @llamaindex/anthropic
 
+## 0.0.19
+
+### Patch Changes
+
+- a7b0ac3: feat(anthropic): support prompt caching
+- Updated dependencies [a7b0ac3]
+- Updated dependencies [c69605f]
+  - @llamaindex/core@0.4.10
+
 ## 0.0.18
 
 ### Patch Changes

packages/providers/anthropic/package.json

@@ -1,7 +1,7 @@
 {
   "name": "@llamaindex/anthropic",
   "description": "Anthropic Adapter for LlamaIndex",
-  "version": "0.0.18",
+  "version": "0.0.19",
   "type": "module",
   "main": "./dist/index.cjs",
   "module": "./dist/index.js",
@@ -33,7 +33,7 @@
     "bunchee": "5.6.1"
   },
   "dependencies": {
-    "@anthropic-ai/sdk": "0.27.1",
+    "@anthropic-ai/sdk": "0.32.1",
     "@llamaindex/core": "workspace:*",
     "@llamaindex/env": "workspace:*",
     "remeda": "^2.12.0"

packages/providers/anthropic/src/llm.ts

@@ -1,5 +1,9 @@
 import type { ClientOptions } from "@anthropic-ai/sdk";
 import { Anthropic as SDKAnthropic } from "@anthropic-ai/sdk";
+import type {
+  BetaCacheControlEphemeral,
+  BetaTextBlockParam,
+} from "@anthropic-ai/sdk/resources/beta/index";
 import type {
   TextBlock,
   TextBlockParam,
@@ -8,6 +12,7 @@ import type {
   ImageBlockParam,
   MessageCreateParamsNonStreaming,
   MessageParam,
+  Model,
   Tool,
   ToolResultBlockParam,
   ToolUseBlock,
@@ -75,6 +80,9 @@ export const ALL_AVAILABLE_ANTHROPIC_LEGACY_MODELS = {
   "claude-2.1": {
     contextWindow: 200000,
   },
+  "claude-2.0": {
+    contextWindow: 100000,
+  },
   "claude-instant-1.2": {
     contextWindow: 100000,
   },
@@ -82,18 +90,30 @@ export const ALL_AVAILABLE_ANTHROPIC_LEGACY_MODELS = {
 
 export const ALL_AVAILABLE_V3_MODELS = {
   "claude-3-opus": { contextWindow: 200000 },
+  "claude-3-opus-latest": { contextWindow: 200000 },
+  "claude-3-opus-20240229": { contextWindow: 200000 },
   "claude-3-sonnet": { contextWindow: 200000 },
+  "claude-3-sonnet-20240229": { contextWindow: 200000 },
   "claude-3-haiku": { contextWindow: 200000 },
+  "claude-3-haiku-20240307": { contextWindow: 200000 },
 };
 
 export const ALL_AVAILABLE_V3_5_MODELS = {
   "claude-3-5-sonnet": { contextWindow: 200000 },
+  "claude-3-5-sonnet-20241022": { contextWindow: 200000 },
+  "claude-3-5-sonnet-20240620": { contextWindow: 200000 },
+  "claude-3-5-sonnet-latest": { contextWindow: 200000 },
+  "claude-3-5-haiku": { contextWindow: 200000 },
+  "claude-3-5-haiku-latest": { contextWindow: 200000 },
+  "claude-3-5-haiku-20241022": { contextWindow: 200000 },
 };
 
 export const ALL_AVAILABLE_ANTHROPIC_MODELS = {
   ...ALL_AVAILABLE_ANTHROPIC_LEGACY_MODELS,
   ...ALL_AVAILABLE_V3_MODELS,
   ...ALL_AVAILABLE_V3_5_MODELS,
+} satisfies {
+  [key in Model]: { contextWindow: number };
 };
 
 const AVAILABLE_ANTHROPIC_MODELS_WITHOUT_DATE: { [key: string]: string } = {
@@ -104,10 +124,16 @@ const AVAILABLE_ANTHROPIC_MODELS_WITHOUT_DATE: { [key: string]: string } = {
 } as { [key in keyof typeof ALL_AVAILABLE_ANTHROPIC_MODELS]: string };
 
 export type AnthropicAdditionalChatOptions = object;
+export type AnthropicToolCallLLMMessageOptions = ToolCallLLMMessageOptions & {
+  cache_control?: BetaCacheControlEphemeral | null;
+};
 
-export class Anthropic extends ToolCallLLM<AnthropicAdditionalChatOptions> {
+export class Anthropic extends ToolCallLLM<
+  AnthropicAdditionalChatOptions,
+  AnthropicToolCallLLMMessageOptions
+> {
   // Per completion Anthropic params
-  model: keyof typeof ALL_AVAILABLE_ANTHROPIC_MODELS;
+  model: keyof typeof ALL_AVAILABLE_ANTHROPIC_MODELS | ({} & string);
   temperature: number;
   topP: number;
   maxTokens?: number | undefined;
@@ -147,7 +173,12 @@ export class Anthropic extends ToolCallLLM<AnthropicAdditionalChatOptions> {
       temperature: this.temperature,
       topP: this.topP,
       maxTokens: this.maxTokens,
-      contextWindow: ALL_AVAILABLE_ANTHROPIC_MODELS[this.model].contextWindow,
+      contextWindow:
+        this.model in ALL_AVAILABLE_ANTHROPIC_MODELS
+          ? ALL_AVAILABLE_ANTHROPIC_MODELS[
+              this.model as keyof typeof ALL_AVAILABLE_ANTHROPIC_MODELS
+            ].contextWindow
+          : 200000,
       tokenizer: undefined,
     };
   }
@@ -291,56 +322,74 @@ export class Anthropic extends ToolCallLLM<AnthropicAdditionalChatOptions> {
   chat(
     params: LLMChatParamsStreaming<
       AnthropicAdditionalChatOptions,
-      ToolCallLLMMessageOptions
+      AnthropicToolCallLLMMessageOptions
     >,
-  ): Promise<AsyncIterable<ChatResponseChunk<ToolCallLLMMessageOptions>>>;
+  ): Promise<
+    AsyncIterable<ChatResponseChunk<AnthropicToolCallLLMMessageOptions>>
+  >;
   chat(
     params: LLMChatParamsNonStreaming<
       AnthropicAdditionalChatOptions,
-      ToolCallLLMMessageOptions
+      AnthropicToolCallLLMMessageOptions
     >,
-  ): Promise<ChatResponse<ToolCallLLMMessageOptions>>;
+  ): Promise<ChatResponse<AnthropicToolCallLLMMessageOptions>>;
   @wrapLLMEvent
   async chat(
     params:
       | LLMChatParamsNonStreaming<
           AnthropicAdditionalChatOptions,
-          ToolCallLLMMessageOptions
+          AnthropicToolCallLLMMessageOptions
         >
       | LLMChatParamsStreaming<
           AnthropicAdditionalChatOptions,
-          ToolCallLLMMessageOptions
+          AnthropicToolCallLLMMessageOptions
         >,
   ): Promise<
-    | ChatResponse<ToolCallLLMMessageOptions>
+    | ChatResponse<AnthropicToolCallLLMMessageOptions>
-    | AsyncIterable<ChatResponseChunk<ToolCallLLMMessageOptions>>
+    | AsyncIterable<ChatResponseChunk<AnthropicToolCallLLMMessageOptions>>
   > {
     let { messages } = params;
 
     const { stream, tools } = params;
 
-    let systemPrompt: string | null = null;
+    let systemPrompt: string | Array<BetaTextBlockParam> | null = null;
 
     const systemMessages = messages.filter(
       (message) => message.role === "system",
     );
 
     if (systemMessages.length > 0) {
-      systemPrompt = systemMessages
+      systemPrompt = systemMessages.map((message) =>
-        .map((message) => message.content)
+        message.options && "cache_control" in message.options
-        .join("\n");
+          ? {
+              type: "text",
+              text: extractText(message.content),
+              cache_control: message.options.cache_control,
+            }
+          : {
+              type: "text",
+              text: extractText(message.content),
+            },
+      );
       messages = messages.filter((message) => message.role !== "system");
     }
+    const beta =
+      systemPrompt?.find((message) => "cache_control" in message) !== undefined;
+
+    // case: Non-streaming
+    let anthropic = this.session.anthropic;
+    if (beta) {
+      // @ts-expect-error type casting
+      anthropic = anthropic.beta.promptCaching;
+    }
 
     // case: Streaming
     if (stream) {
       if (tools) {
         console.error("Tools are not supported in streaming mode");
       }
-      return this.streamChat(messages, systemPrompt);
+      return this.streamChat(messages, systemPrompt, anthropic);
     }
-    // case: Non-streaming
-    const anthropic = this.session.anthropic;
 
     if (tools) {
       const params: MessageCreateParamsNonStreaming = {
@@ -378,7 +427,10 @@ export class Anthropic extends ToolCallLLM<AnthropicAdditionalChatOptions> {
                   toolCall: toolUseBlock.map((block) => ({
                     id: block.id,
                     name: block.name,
-                    input: block.input,
+                    input:
+                      typeof block.input === "object"
+                        ? JSON.stringify(block.input)
+                        : `${block.input}`,
                   })),
                 }
               : {},
@@ -411,10 +463,11 @@ export class Anthropic extends ToolCallLLM<AnthropicAdditionalChatOptions> {
   }
 
   protected async *streamChat(
-    messages: ChatMessage<ToolCallLLMMessageOptions>[],
+    messages: ChatMessage<AnthropicToolCallLLMMessageOptions>[],
-    systemPrompt?: string | null,
+    systemPrompt: string | Array<BetaTextBlockParam> | null,
-  ): AsyncIterable<ChatResponseChunk<ToolCallLLMMessageOptions>> {
+    anthropic: SDKAnthropic,
-    const stream = await this.session.anthropic.messages.create({
+  ): AsyncIterable<ChatResponseChunk<AnthropicToolCallLLMMessageOptions>> {
+    const stream = await anthropic.messages.create({
       model: this.getModelName(this.model),
       messages: this.formatMessages(messages),
       max_tokens: this.maxTokens ?? 4096,

packages/providers/clip/CHANGELOG.md

@@ -1,5 +1,14 @@
 # @llamaindex/clip
 
+## 0.0.19
+
+### Patch Changes
+
+- Updated dependencies [a7b0ac3]
+- Updated dependencies [c69605f]
+  - @llamaindex/core@0.4.10
+  - @llamaindex/openai@0.1.35
+
 ## 0.0.18
 
 ### Patch Changes

packages/providers/clip/package.json

@@ -1,7 +1,7 @@
 {
   "name": "@llamaindex/clip",
   "description": "Clip Embedding Adapter for LlamaIndex",
-  "version": "0.0.18",
+  "version": "0.0.19",
   "type": "module",
   "types": "dist/index.d.ts",
   "main": "dist/index.cjs",

packages/providers/deepinfra/CHANGELOG.md

@@ -1,5 +1,14 @@
 # @llamaindex/deepinfra
 
+## 0.0.19
+
+### Patch Changes
+
+- Updated dependencies [a7b0ac3]
+- Updated dependencies [c69605f]
+  - @llamaindex/core@0.4.10
+  - @llamaindex/openai@0.1.35
+
 ## 0.0.18
 
 ### Patch Changes

packages/providers/deepinfra/package.json

@@ -1,7 +1,7 @@
 {
   "name": "@llamaindex/deepinfra",
   "description": "Deepinfra Adapter for LlamaIndex",
-  "version": "0.0.18",
+  "version": "0.0.19",
   "type": "module",
   "main": "./dist/index.cjs",
   "module": "./dist/index.js",

packages/providers/groq/CHANGELOG.md

@@ -1,5 +1,11 @@
 # @llamaindex/groq
 
+## 0.0.34
+
+### Patch Changes
+
+- @llamaindex/openai@0.1.35
+
 ## 0.0.33
 
 ### Patch Changes

packages/providers/groq/package.json

@@ -1,7 +1,7 @@
 {
   "name": "@llamaindex/groq",
   "description": "Groq Adapter for LlamaIndex",
-  "version": "0.0.33",
+  "version": "0.0.34",
   "type": "module",
   "main": "./dist/index.cjs",
   "module": "./dist/index.js",

packages/providers/huggingface/CHANGELOG.md

@@ -1,5 +1,14 @@
 # @llamaindex/huggingface
 
+## 0.0.19
+
+### Patch Changes
+
+- Updated dependencies [a7b0ac3]
+- Updated dependencies [c69605f]
+  - @llamaindex/core@0.4.10
+  - @llamaindex/openai@0.1.35
+
 ## 0.0.18
 
 ### Patch Changes

packages/providers/huggingface/package.json

@@ -1,7 +1,7 @@
 {
   "name": "@llamaindex/huggingface",
   "description": "Huggingface Adapter for LlamaIndex",
-  "version": "0.0.18",
+  "version": "0.0.19",
   "type": "module",
   "types": "dist/index.d.ts",
   "main": "dist/index.cjs",

packages/providers/ollama/CHANGELOG.md

@@ -1,5 +1,13 @@
 # @llamaindex/ollama
 
+## 0.0.26
+
+### Patch Changes
+
+- Updated dependencies [a7b0ac3]
+- Updated dependencies [c69605f]
+  - @llamaindex/core@0.4.10
+
 ## 0.0.25
 
 ### Patch Changes

packages/providers/ollama/package.json

@@ -1,7 +1,7 @@
 {
   "name": "@llamaindex/ollama",
   "description": "Ollama Adapter for LlamaIndex",
-  "version": "0.0.25",
+  "version": "0.0.26",
   "type": "module",
   "main": "./dist/index.cjs",
   "module": "./dist/index.js",

packages/providers/openai/CHANGELOG.md

@@ -1,5 +1,13 @@
 # @llamaindex/openai
 
+## 0.1.35
+
+### Patch Changes
+
+- Updated dependencies [a7b0ac3]
+- Updated dependencies [c69605f]
+  - @llamaindex/core@0.4.10
+
 ## 0.1.34
 
 ### Patch Changes

packages/providers/openai/package.json

@@ -1,7 +1,7 @@
 {
   "name": "@llamaindex/openai",
   "description": "OpenAI Adapter for LlamaIndex",
-  "version": "0.1.34",
+  "version": "0.1.35",
   "type": "module",
   "main": "./dist/index.cjs",
   "module": "./dist/index.js",

packages/providers/portkey-ai/CHANGELOG.md

@@ -1,5 +1,13 @@
 # @llamaindex/portkey-ai
 
+## 0.0.19
+
+### Patch Changes
+
+- Updated dependencies [a7b0ac3]
+- Updated dependencies [c69605f]
+  - @llamaindex/core@0.4.10
+
 ## 0.0.18
 
 ### Patch Changes

packages/providers/portkey-ai/package.json

@@ -1,7 +1,7 @@
 {
   "name": "@llamaindex/portkey-ai",
   "description": "Portkey Adapter for LlamaIndex",
-  "version": "0.0.18",
+  "version": "0.0.19",
   "type": "module",
   "main": "./dist/index.cjs",
   "module": "./dist/index.js",

packages/providers/replicate/CHANGELOG.md

@@ -1,5 +1,13 @@
 # @llamaindex/replicate
 
+## 0.0.19
+
+### Patch Changes
+
+- Updated dependencies [a7b0ac3]
+- Updated dependencies [c69605f]
+  - @llamaindex/core@0.4.10
+
 ## 0.0.18
 
 ### Patch Changes

packages/providers/replicate/package.json

@@ -1,7 +1,7 @@
 {
   "name": "@llamaindex/replicate",
   "description": "Replicate Adapter for LlamaIndex",
-  "version": "0.0.18",
+  "version": "0.0.19",
   "type": "module",
   "main": "./dist/index.cjs",
   "module": "./dist/index.js",

packages/providers/vllm/CHANGELOG.md

@@ -1,5 +1,11 @@
 # @llamaindex/vllm
 
+## 0.0.5
+
+### Patch Changes
+
+- @llamaindex/openai@0.1.35
+
 ## 0.0.4
 
 ### Patch Changes

packages/providers/vllm/package.json

@@ -1,7 +1,7 @@
 {
   "name": "@llamaindex/vllm",
   "description": "vLLM Adapter for LlamaIndex",
-  "version": "0.0.4",
+  "version": "0.0.5",
   "type": "module",
   "main": "./dist/index.cjs",
   "module": "./dist/index.js",

packages/readers/CHANGELOG.md

@@ -1,5 +1,13 @@
 # @llamaindex/readers
 
+## 1.0.11
+
+### Patch Changes
+
+- Updated dependencies [a7b0ac3]
+- Updated dependencies [c69605f]
+  - @llamaindex/core@0.4.10
+
 ## 1.0.10
 
 ### Patch Changes

packages/readers/package.json

@@ -1,7 +1,7 @@
 {
   "name": "@llamaindex/readers",
   "description": "LlamaIndex Readers",
-  "version": "1.0.10",
+  "version": "1.0.11",
   "type": "module",
   "exports": {
     "./node/hook": "./node/dist/hook.js",

packages/workflow/CHANGELOG.md

@@ -1,5 +1,18 @@
 # @llamaindex/workflow
 
+## 0.0.6
+
+### Patch Changes
+
+- ee20c44: feat(workflow): allow send event with no output
+
+## 0.0.5
+
+### Patch Changes
+
+- ea92b69: fix: output event check
+- fadc8b8: feat: recoverable context with error handling
+
 ## 0.0.4
 
 ### Patch Changes

packages/workflow/package.json

@@ -1,7 +1,7 @@
 {
   "name": "@llamaindex/workflow",
   "description": "Workflow API",
-  "version": "0.0.4",
+  "version": "0.0.6",
   "type": "module",
   "types": "dist/index.d.ts",
   "module": "dist/index.js",

packages/workflow/src/workflow-context.ts

@@ -13,19 +13,18 @@ export type StepHandler<
     AnyWorkflowEventConstructor | StartEventConstructor,
     ...(AnyWorkflowEventConstructor | StopEventConstructor)[],
   ] = [AnyWorkflowEventConstructor | StartEventConstructor],
-  Out extends [
+  Out extends (AnyWorkflowEventConstructor | StopEventConstructor)[] = [],
-    AnyWorkflowEventConstructor | StartEventConstructor,
-    ...(AnyWorkflowEventConstructor | StopEventConstructor)[],
-  ] = [AnyWorkflowEventConstructor | StopEventConstructor],
 > = (
   context: HandlerContext<Data>,
   ...events: {
     [K in keyof Inputs]: InstanceType<Inputs[K]>;
   }
 ) => Promise<
-  {
+  Out extends []
-    [K in keyof Out]: InstanceType<Out[K]>;
+    ? void
-  }[number]
+    : {
+        [K in keyof Out]: InstanceType<Out[K]>;
+      }[number]
 >;
 
 export type ReadonlyStepMap<Data> = ReadonlyMap<
@@ -275,7 +274,7 @@ export class WorkflowContext<Start = string, Stop = string, Data = unknown>
    */
   #createStreamEvents(): AsyncIterableIterator<WorkflowEvent<unknown>> {
     const isPendingEvents = new WeakSet<WorkflowEvent<unknown>>();
-    const pendingTasks = new Set<Promise<WorkflowEvent<unknown>>>();
+    const pendingTasks = new Set<Promise<WorkflowEvent<unknown> | void>>();
     const enqueuedEvents = new Set<WorkflowEvent<unknown>>();
     const stream = new ReadableStream<WorkflowEvent<unknown>>({
       start: async (controller) => {
@@ -325,101 +324,104 @@ export class WorkflowContext<Start = string, Stop = string, Data = unknown>
                   }
                   const [steps, inputsMap, outputsMap] =
                     this.#getStepFunction(event);
-                  const nextEventPromises: Promise<WorkflowEvent<unknown>>[] = [
+                  const nextEventPromises: Promise<WorkflowEvent<unknown> | void>[] =
-                    ...steps,
+                    [...steps]
-                  ]
+                      .map((step) => {
-                    .map((step) => {
+                        const inputs = [...(inputsMap.get(step) ?? [])];
-                      const inputs = [...(inputsMap.get(step) ?? [])];
+                        const acceptableInputs: WorkflowEvent<unknown>[] =
-                      const acceptableInputs: WorkflowEvent<unknown>[] =
+                          this.#pendingInputQueue.filter((event) =>
-                        this.#pendingInputQueue.filter((event) =>
+                            inputs.some((input) => event instanceof input),
-                          inputs.some((input) => event instanceof input),
-                        );
-                      const events: WorkflowEvent<unknown>[] = flattenEvents(
-                        inputs,
-                        [event, ...acceptableInputs],
-                      );
-                      // remove the event from the queue, in case of infinite loop
-                      events.forEach((event) => {
-                        const protocolIdx = this.#queue.findIndex(
-                          (protocol) =>
-                            protocol.type === "event" &&
-                            protocol.event === event,
-                        );
-                        if (protocolIdx !== -1) {
-                          this.#queue.splice(protocolIdx, 1);
-                        }
-                      });
-                      if (events.length !== inputs.length) {
-                        if (this.#verbose) {
-                          console.log(
-                            `Not enough inputs for step ${step.name}, waiting for more events`,
                           );
-                        }
+                        const events: WorkflowEvent<unknown>[] = flattenEvents(
-                        // not enough to run the step, push back to the queue
+                          inputs,
-                        this.#sendEvent(event);
+                          [event, ...acceptableInputs],
-                        isPendingEvents.add(event);
-                        return null;
-                      }
-                      if (isPendingEvents.has(event)) {
-                        isPendingEvents.delete(event);
-                      }
-                      if (this.#verbose) {
-                        console.log(
-                          `Running step ${step.name} with inputs ${events}`,
                         );
-                      }
+                        // remove the event from the queue, in case of infinite loop
-                      const data = this.data;
+                        events.forEach((event) => {
-                      return (step as StepHandler<Data>)
+                          const protocolIdx = this.#queue.findIndex(
-                        .call(
+                            (protocol) =>
-                          null,
+                              protocol.type === "event" &&
-                          {
+                              protocol.event === event,
-                            get data() {
+                          );
-                              return data;
+                          if (protocolIdx !== -1) {
-                            },
+                            this.#queue.splice(protocolIdx, 1);
-                            sendEvent: this.#sendEvent,
+                          }
-                            requireEvent: this.#requireEvent,
+                        });
-                          },
+                        if (events.length !== inputs.length) {
-                          // @ts-expect-error IDK why
-                          ...events.sort((a, b) => {
-                            const aIndex = inputs.indexOf(
-                              a.constructor as AnyWorkflowEventConstructor,
-                            );
-                            const bIndex = inputs.indexOf(
-                              b.constructor as AnyWorkflowEventConstructor,
-                            );
-                            return aIndex - bIndex;
-                          }),
-                        )
-                        .then((nextEvent) => {
                           if (this.#verbose) {
                             console.log(
-                              `Step ${step.name} completed, next event is ${nextEvent}`,
+                              `Not enough inputs for step ${step.name}, waiting for more events`,
                             );
                           }
-                          const outputs = outputsMap.get(step) ?? [];
+                          // not enough to run the step, push back to the queue
-                          const outputEvents = flattenEvents(outputs, [
+                          this.#sendEvent(event);
-                            nextEvent,
+                          isPendingEvents.add(event);
-                          ]);
+                          return null;
-                          if (outputEvents.length !== outputs.length) {
+                        }
-                            if (this.#strict) {
+                        if (isPendingEvents.has(event)) {
-                              const error = Error(
+                          isPendingEvents.delete(event);
-                                `Step ${step.name} returned an unexpected output event ${nextEvent}`,
+                        }
+                        if (this.#verbose) {
+                          console.log(
+                            `Running step ${step.name} with inputs ${events}`,
+                          );
+                        }
+                        const data = this.data;
+                        return (step as StepHandler<Data>)
+                          .call(
+                            null,
+                            {
+                              get data() {
+                                return data;
+                              },
+                              sendEvent: this.#sendEvent,
+                              requireEvent: this.#requireEvent,
+                            },
+                            // @ts-expect-error IDK why
+                            ...events.sort((a, b) => {
+                              const aIndex = inputs.indexOf(
+                                a.constructor as AnyWorkflowEventConstructor,
                               );
-                              controller.error(error);
+                              const bIndex = inputs.indexOf(
-                            } else {
+                                b.constructor as AnyWorkflowEventConstructor,
-                              console.warn(
+                              );
-                                `Step ${step.name} returned an unexpected output event ${nextEvent}`,
+                              return aIndex - bIndex;
+                            }),
+                          )
+                          .then((nextEvent: void | WorkflowEvent<unknown>) => {
+                            if (nextEvent === undefined) {
+                              return;
+                            }
+                            if (this.#verbose) {
+                              console.log(
+                                `Step ${step.name} completed, next event is ${nextEvent}`,
                               );
                             }
-                          }
+                            const outputs = outputsMap.get(step) ?? [];
-                          if (!(nextEvent instanceof StopEvent)) {
+                            if (
-                            this.#pendingInputQueue.unshift(nextEvent);
+                              !outputs.some(
-                            this.#sendEvent(nextEvent);
+                                (output) => nextEvent.constructor === output,
-                          }
+                              )
-                          return nextEvent;
+                            ) {
-                        });
+                              if (this.#strict) {
-                    })
+                                const error = Error(
-                    .filter((promise) => promise !== null);
+                                  `Step ${step.name} returned an unexpected output event ${nextEvent}`,
+                                );
+                                controller.error(error);
+                              } else {
+                                console.warn(
+                                  `Step ${step.name} returned an unexpected output event ${nextEvent}`,
+                                );
+                              }
+                            }
+                            if (!(nextEvent instanceof StopEvent)) {
+                              this.#pendingInputQueue.unshift(nextEvent);
+                              this.#sendEvent(nextEvent);
+                            }
+                            return nextEvent;
+                          });
+                      })
+                      .filter((promise) => promise !== null);
                   nextEventPromises.forEach((promise) => {
                     pendingTasks.add(promise);
                     promise
@@ -432,6 +434,9 @@ export class WorkflowContext<Start = string, Stop = string, Data = unknown>
                   });
                   Promise.race(nextEventPromises)
                     .then((fastestNextEvent) => {
+                      if (fastestNextEvent === undefined) {
+                        return;
+                      }
                       if (!enqueuedEvents.has(fastestNextEvent)) {
                         controller.enqueue(fastestNextEvent);
                         enqueuedEvents.add(fastestNextEvent);
@@ -440,7 +445,10 @@ export class WorkflowContext<Start = string, Stop = string, Data = unknown>
                     })
                     .then(async (fastestNextEvent) =>
                       Promise.all(nextEventPromises).then((nextEvents) => {
-                        for (const nextEvent of nextEvents) {
+                        const events = nextEvents.filter(
+                          (event) => event !== undefined,
+                        );
+                        for (const nextEvent of events) {
                           // do not enqueue the same event twice
                           if (fastestNextEvent !== nextEvent) {
                             if (!enqueuedEvents.has(nextEvent)) {
@@ -452,6 +460,9 @@ export class WorkflowContext<Start = string, Stop = string, Data = unknown>
                       }),
                     )
                     .catch((err) => {
+                      // when the step raise an error, should go back to the previous step
+                      this.#sendEvent(event);
+                      isPendingEvents.add(event);
                       controller.error(err);
                     });
                 }

packages/workflow/src/workflow.ts

@@ -57,10 +57,7 @@ export class Workflow<ContextData, Start, Stop> {
       AnyWorkflowEventConstructor | StartEventConstructor,
       ...(AnyWorkflowEventConstructor | StopEventConstructor)[],
     ],
-    const Out extends [
+    const Out extends (AnyWorkflowEventConstructor | StopEventConstructor)[],
-      AnyWorkflowEventConstructor | StopEventConstructor,
-      ...(AnyWorkflowEventConstructor | StopEventConstructor)[],
-    ],
   >(
     parameters: StepParameters<In, Out>,
     stepFn: (
@@ -69,9 +66,11 @@ export class Workflow<ContextData, Start, Stop> {
         [K in keyof In]: InstanceType<In[K]>;
       }
     ) => Promise<
-      {
+      Out extends []
-        [K in keyof Out]: InstanceType<Out[K]>;
+        ? void
-      }[number]
+        : {
+            [K in keyof Out]: InstanceType<Out[K]>;
+          }[number]
     >,
   ): this {
     const { inputs, outputs } = parameters;

pnpm-lock.yaml

@@ -584,13 +584,13 @@ importers:
         specifier: ^1.4.1
         version: 1.5.0
       '@llamaindex/core':
-        specifier: ^0.4.7
+        specifier: ^0.4.10
         version: link:../packages/core
       '@llamaindex/readers':
-        specifier: ^1.0.8
+        specifier: ^1.0.11
         version: link:../packages/readers
       '@llamaindex/workflow':
-        specifier: ^0.0.4
+        specifier: ^0.0.6
         version: link:../packages/workflow
       '@notionhq/client':
         specifier: ^2.2.15
@@ -617,7 +617,7 @@ importers:
         specifier: ^1.0.14
         version: 1.0.15
       llamaindex:
-        specifier: ^0.8.10
+        specifier: ^0.8.13
         version: link:../packages/llamaindex
       mongodb:
         specifier: ^6.7.0
@@ -1191,8 +1191,8 @@ importers:
   packages/providers/anthropic:
     dependencies:
       '@anthropic-ai/sdk':
-        specifier: 0.27.1
+        specifier: 0.32.1
-        version: 0.27.1(encoding@0.1.13)
+        version: 0.32.1(encoding@0.1.13)
       '@llamaindex/core':
         specifier: workspace:*
         version: link:../../core
@@ -1701,6 +1701,9 @@ packages:
   '@anthropic-ai/sdk@0.27.1':
     resolution: {integrity: sha512-AKFd/E8HO26+DOVPiZpEked3Pm2feA5d4gcX2FcJXr9veDkXbKO90hr2C7N2TL7mPIMwm040ldXlsIZQ416dHg==}
 
+  '@anthropic-ai/sdk@0.32.1':
+    resolution: {integrity: sha512-U9JwTrDvdQ9iWuABVsMLj8nJVwAyQz6QXvgLsVhryhCEPkLsbcP/MXxm+jYcAwLoV8ESbaTTjnD4kuAFa+Hyjg==}
+
   '@apidevtools/json-schema-ref-parser@11.7.2':
     resolution: {integrity: sha512-4gY54eEGEstClvEkGnwVkTkrx0sqwemEFG5OSRRn3tD91XH0+Q8XIkYIfo7IwEWPpJZwILb9GUXeShtplRc/eA==}
     engines: {node: '>= 16'}
@@ -13425,6 +13428,18 @@ snapshots:
     transitivePeerDependencies:
       - encoding
 
+  '@anthropic-ai/sdk@0.32.1(encoding@0.1.13)':
+    dependencies:
+      '@types/node': 18.19.64
+      '@types/node-fetch': 2.6.11
+      abort-controller: 3.0.0
+      agentkeepalive: 4.5.0
+      form-data-encoder: 1.7.2
+      formdata-node: 4.4.1
+      node-fetch: 2.7.0(encoding@0.1.13)
+    transitivePeerDependencies:
+      - encoding
+
   '@apidevtools/json-schema-ref-parser@11.7.2':
     dependencies:
       '@jsdevtools/ono': 7.1.3

unit/CHANGELOG.md

@@ -1,5 +1,29 @@
 # @llamaindex/unit-test
 
+## 0.0.23
+
+### Patch Changes
+
+- ee20c44: feat(workflow): allow send event with no output
+- Updated dependencies [a7b0ac3]
+- Updated dependencies [ee20c44]
+- Updated dependencies [c69605f]
+  - @llamaindex/core@0.4.10
+  - @llamaindex/workflow@0.0.6
+  - llamaindex@0.8.13
+  - @llamaindex/cloud@2.0.10
+  - @llamaindex/node-parser@0.0.11
+  - @llamaindex/openai@0.1.35
+  - @llamaindex/readers@1.0.11
+
+## 0.0.22
+
+### Patch Changes
+
+- Updated dependencies [ea92b69]
+- Updated dependencies [fadc8b8]
+  - @llamaindex/workflow@0.0.5
+
 ## 0.0.21
 
 ### Patch Changes

unit/package.json

@@ -1,7 +1,7 @@
 {
   "name": "@llamaindex/unit-test",
   "private": true,
-  "version": "0.0.21",
+  "version": "0.0.23",
   "type": "module",
   "scripts": {
     "test": "vitest run"

unit/workflow/workflow.test.ts

@@ -531,6 +531,21 @@ describe("workflow basic", () => {
     const result = await myWorkflow.run("start");
     expect(result.data).toBe("query result");
   });
+
+  test("allow output with send event", async () => {
+    const myFlow = new Workflow<unknown, string, string>({ verbose: true });
+    myFlow.addStep(
+      {
+        inputs: [StartEvent<string>],
+        outputs: [],
+      },
+      async (context, ev) => {
+        context.sendEvent(new StopEvent(`Hello ${ev.data}!`));
+      },
+    );
+    const result = myFlow.run("world");
+    expect((await result).data).toBe("Hello world!");
+  });
 });
 
 describe("workflow event loop", () => {
@@ -794,6 +809,21 @@ describe("workflow event loop", () => {
       }
     `);
   });
+
+  test("workflow multiple output", async () => {
+    const myFlow = new Workflow<unknown, string, string>({ verbose: true });
+    myFlow.addStep(
+      {
+        inputs: [StartEvent<string>],
+        outputs: [StopEvent<string>, StopEvent<string>],
+      },
+      async (_context, ev) => {
+        return new StopEvent(`Hello ${ev.data}!`);
+      },
+    );
+    const result = await myFlow.run("world").strict();
+    expect(result.data).toBe("Hello world!");
+  });
 });
 
 describe("snapshot", async () => {
@@ -869,3 +899,83 @@ describe("snapshot", async () => {
     expect(fn).toHaveBeenCalledTimes(1);
   });
 });
+
+describe("error", () => {
+  test("error in handler", async () => {
+    const myFlow = new Workflow<boolean, string, string>({ verbose: true });
+    myFlow.addStep(
+      {
+        inputs: [StartEvent<string>],
+        outputs: [StopEvent<string>],
+      },
+      async ({ data }) => {
+        if (!data) {
+          throw new Error("Something went wrong");
+        } else {
+          return new StopEvent(`Hello ${data}!`);
+        }
+      },
+    );
+    await expect(myFlow.run("world")).rejects.toThrow("Something went wrong");
+    {
+      const context = myFlow.run("world");
+      try {
+        for await (const _ of context) {
+          // do nothing
+        }
+      } catch (error) {
+        expect(error).toBeInstanceOf(Error);
+        expect((error as Error).message).toBe("Something went wrong");
+        const snapshot = context.snapshot();
+        const newContext = myFlow.recover(snapshot).with(true);
+        expect((await newContext).data).toBe("Hello true!");
+      }
+    }
+  });
+
+  test("recover in the middle of workflow", async () => {
+    const myFlow = new Workflow<string | undefined, string, string>({
+      verbose: true,
+    });
+
+    class AEvent extends WorkflowEvent<string> {}
+
+    myFlow.addStep(
+      {
+        inputs: [StartEvent<string>],
+        outputs: [AEvent],
+      },
+      async ({ data }) => {
+        if (data !== undefined) {
+          throw new Error("Something went wrong");
+        }
+        return new AEvent("world");
+      },
+    );
+    myFlow.addStep(
+      {
+        inputs: [AEvent],
+        outputs: [StopEvent],
+      },
+      async ({ data }, ev) => {
+        if (data === undefined) {
+          throw new Error("Something went wrong");
+        }
+        return new StopEvent(`Hello, ${data}!`);
+      },
+    );
+    // no context, so will throw error
+    const context = myFlow.run("world");
+    try {
+      for await (const _ of context) {
+        // do nothing
+      }
+    } catch (error) {
+      expect(error).toBeInstanceOf(Error);
+      expect((error as Error).message).toBe("Something went wrong");
+      const snapshot = context.snapshot();
+      const newContext = myFlow.recover(snapshot).with("Recovered Data");
+      expect((await newContext).data).toBe("Hello, Recovered Data!");
+    }
+  });
+});