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Code Issues 108 Packages Projects Releases 20 Wiki Activity

[PR #461] [CLOSED] "Build your first agent" tutorial #778

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opened 2026-02-15 19:15:52 -05:00 by yindo · 0 comments
yindo commented 2026-02-15 19:15:52 -05:00
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📋 Pull Request Information

Original PR: https://github.com/langchain-ai/langgraphjs/pull/461
Author: @Masstronaut
Created: 9/5/2024
Status: ❌ Closed

Base: main ← Head: allan/first-agent-tutorial

📝 Commits (10+)

  • 2c97c0c Setup and part 1 of the tutorial
  • 61b75b3 Updated toolsCondition to use '__end__'
  • 1a0f39e added RAG part of the first agent tutorial
  • f499b98 Addressed some feedback on p2
  • 2600e52 added part 3 on persistent memory
  • bc12e35 updated the quickstart to use the standardized tool_calls rather than the OpenAI specific version
  • 21ee1e2 swapped value from python None to js null for js doc
  • 2d44b98 Part 4 - human in the loop
  • 36cc4a3 iterating in studio - setup
  • d31d3bb Fix typos

📊 Changes

17 files changed (+1591 additions, -6 deletions)

View changed files

➕ docs/docs/tutorials/first-agent/0-setup.md (+115 -0)
➕ docs/docs/tutorials/first-agent/1-create-chatbot.md (+233 -0)
➕ docs/docs/tutorials/first-agent/2-search-RAG.md (+270 -0)
➕ docs/docs/tutorials/first-agent/3-persistent-state.md (+192 -0)
➕ docs/docs/tutorials/first-agent/4-human-in-the-loop.md (+342 -0)
➕ docs/docs/tutorials/first-agent/5-iterate-studio.md (+191 -0)
➕ docs/docs/tutorials/first-agent/6-deploy-to-cloud.md (+244 -0)
➕ docs/docs/tutorials/first-agent/img/langgraph-studio-edit-message.png (+0 -0)
➕ docs/docs/tutorials/first-agent/img/langgraph-studio-fork-thread.png (+0 -0)
➕ docs/docs/tutorials/first-agent/img/langgraph-studio-graph-view.png (+0 -0)
➕ docs/docs/tutorials/first-agent/img/langgraph-studio-screen.png (+0 -0)
➕ docs/docs/tutorials/first-agent/img/langgraph-studio-thread-view.png (+0 -0)
➕ docs/docs/tutorials/first-agent/img/langsmith-new-deployment.png (+0 -0)
➕ docs/docs/tutorials/first-agent/img/langsmith-see-tracing-project.png (+0 -0)
📝 examples/how-tos/wait-user-input.ipynb (+1 -1)
📝 examples/quickstart.ipynb (+1 -1)
📝 libs/langgraph/src/prebuilt/tool_node.ts (+2 -4)

📄 Description

This PR (WIP, do not merge!) is a port of the python getting started tutorial, adapted for TS/NodeJS developers.

It also adds sections on using LangGraph Studio to iterate on an agent and deploying it via LangGraph Cloud.

This draft PR is to get early feedback on the sections of the tutorial.

🔄 This issue represents a GitHub Pull Request. It cannot be merged through Gitea due to API limitations.

## 📋 Pull Request Information **Original PR:** https://github.com/langchain-ai/langgraphjs/pull/461 **Author:** [@Masstronaut](https://github.com/Masstronaut) **Created:** 9/5/2024 **Status:** ❌ Closed **Base:** `main` ← **Head:** `allan/first-agent-tutorial` --- ### 📝 Commits (10+) - [`2c97c0c`](https://github.com/langchain-ai/langgraphjs/commit/2c97c0c8ebc46e62f48db8c612d3538124a80fca) Setup and part 1 of the tutorial - [`61b75b3`](https://github.com/langchain-ai/langgraphjs/commit/61b75b3790a7e78c15f37c9822e725349bf60343) Updated `toolsCondition` to use `'__end__'` - [`1a0f39e`](https://github.com/langchain-ai/langgraphjs/commit/1a0f39e5828da98503bbc9e0c0f6d73b045be738) added RAG part of the first agent tutorial - [`f499b98`](https://github.com/langchain-ai/langgraphjs/commit/f499b9859e4d400693a58de86be741a1c68fcbd0) Addressed some feedback on p2 - [`2600e52`](https://github.com/langchain-ai/langgraphjs/commit/2600e52950704fd5c5a0aa74fe9a4789403860c8) added part 3 on persistent memory - [`bc12e35`](https://github.com/langchain-ai/langgraphjs/commit/bc12e356e41a6e9b8c93504d23fd9ad1e5097057) updated the quickstart to use the standardized `tool_calls` rather than the OpenAI specific version - [`21ee1e2`](https://github.com/langchain-ai/langgraphjs/commit/21ee1e2d59dafb874bb5e428bb01ac058dca1140) swapped value from python `None` to js `null` for js doc - [`2d44b98`](https://github.com/langchain-ai/langgraphjs/commit/2d44b98961627eb422cbec57e8d51b5c499d037a) Part 4 - human in the loop - [`36cc4a3`](https://github.com/langchain-ai/langgraphjs/commit/36cc4a33936b9e1b138bf2644758df70fa4569fd) iterating in studio - setup - [`d31d3bb`](https://github.com/langchain-ai/langgraphjs/commit/d31d3bb0d18fc5d534d792297894d1e696bdbfab) Fix typos ### 📊 Changes **17 files changed** (+1591 additions, -6 deletions) <details> <summary>View changed files</summary> ➕ `docs/docs/tutorials/first-agent/0-setup.md` (+115 -0) ➕ `docs/docs/tutorials/first-agent/1-create-chatbot.md` (+233 -0) ➕ `docs/docs/tutorials/first-agent/2-search-RAG.md` (+270 -0) ➕ `docs/docs/tutorials/first-agent/3-persistent-state.md` (+192 -0) ➕ `docs/docs/tutorials/first-agent/4-human-in-the-loop.md` (+342 -0) ➕ `docs/docs/tutorials/first-agent/5-iterate-studio.md` (+191 -0) ➕ `docs/docs/tutorials/first-agent/6-deploy-to-cloud.md` (+244 -0) ➕ `docs/docs/tutorials/first-agent/img/langgraph-studio-edit-message.png` (+0 -0) ➕ `docs/docs/tutorials/first-agent/img/langgraph-studio-fork-thread.png` (+0 -0) ➕ `docs/docs/tutorials/first-agent/img/langgraph-studio-graph-view.png` (+0 -0) ➕ `docs/docs/tutorials/first-agent/img/langgraph-studio-screen.png` (+0 -0) ➕ `docs/docs/tutorials/first-agent/img/langgraph-studio-thread-view.png` (+0 -0) ➕ `docs/docs/tutorials/first-agent/img/langsmith-new-deployment.png` (+0 -0) ➕ `docs/docs/tutorials/first-agent/img/langsmith-see-tracing-project.png` (+0 -0) 📝 `examples/how-tos/wait-user-input.ipynb` (+1 -1) 📝 `examples/quickstart.ipynb` (+1 -1) 📝 `libs/langgraph/src/prebuilt/tool_node.ts` (+2 -4) </details> ### 📄 Description This PR (WIP, do not merge!) is a port of the [python getting started tutorial](https://langchain-ai.github.io/langgraph/tutorials/introduction/#part-3-adding-memory-to-the-chatbot), adapted for TS/NodeJS developers. It also adds sections on using LangGraph Studio to iterate on an agent and deploying it via LangGraph Cloud. This draft PR is to get early feedback on the sections of the tutorial. --- <sub>🔄 This issue represents a GitHub Pull Request. It cannot be merged through Gitea due to API limitations.</sub>
yindo added the pull-request label 2026-02-15 19:15:52 -05:00
yindo closed this issue 2026-02-15 19:15:52 -05:00
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Reference: langchain-ai/langgraphjs#778
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