Codeblockz/langchain-community-plugin

3 stars · Last commit 2026-01-14

Claude Code plugin for LangChain and LangGraph development. Skills, commands, and reviewer agents for building AI agents, RAG pipelines, and LCEL chains.

README preview

# LangChain Community Plugin for Claude Code

> **Unofficial** community plugin - not affiliated with LangChain, Inc.

Build AI applications with LangChain and LangGraph. This plugin provides comprehensive guidance for agents, RAG pipelines, and LCEL chains with best practices baked in.

## Features

| Skill | Use Case | Triggers |
|-------|----------|----------|
| **langgraph** | AI agents with tools, state, HITL | "build an agent", "add tools to agent" |
| **langchain-rag** | RAG pipelines with vector stores | "build RAG pipeline", "set up vector store" |
| **langchain-chains** | LCEL chains for summarization, extraction | "create summarization chain", "extract data" |

## Installation

### Via Marketplace (Recommended)

```bash
# Add the marketplace

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