langchain-retrieval-agent
AI agent with retrieval tool for document Q&A using RAG and LangGraph.
npx skills add majiayu000/claude-skill-registry --skill langchain-retrieval-agent --agent claude-code
Same command for any agent — swap --agent for codex, cursor, copilot.
Weekly change comes from our own snapshots, not the repository page — it measures attention, not adoption.
# LangChain Retrieval Agent An AI agent with retrieval tool for document Q&A using RAG, powered by LangGraph. ## Tech Stack - **Framework**: Next.js - **AI**: LangChain.js, LangGraph, AI SDK - **Vector Store**: Supabase pgvector - **Package Manager**: pnpm ## Prerequisites - Supabase project with pgvector extension - OpenAI API key ## Setup ### 1. Clone the Template ```bash git clone --depth 1 https://github.com/Eng0AI/langchain-retrieval-agent.git . ``` If the directory is not empty: ```bash git clone --depth 1 https://github.com/Eng0AI/langchain-retrieval-agent.git _temp_template mv _temp_template/* _temp_template/.* . 2>/dev/null || true rm -rf _temp_template ``` ### 2. Remove Git History (Optional) ```bash rm -rf .git git init ``` ### 3. Install Dependencies ```bash pnpm install ``` ### 4. Setup Environment Variables - `SUPABASE_URL` - Supabase project URL - `SUPABASE_PRIVATE_KEY` - Supabase service role key - `OPENAI_API_KEY` - For embeddings and LLM ## Build ```bash pnpm build ``` ## Development ```bash pnpm dev ```
- Tech Stack
- Prerequisites
- Setup
- 1. Clone the Template
- 2. Remove Git History (Optional)
- 3. Install Dependencies
- 4. Setup Environment Variables
- Build
- Development
git clone --depth 1 https://github.com/Eng0AI/langchain-retrieval-agent.git . git clone --depth 1 https://github.com/Eng0AI/langchain-retrieval-agent.git _temp_template mv _temp_template/* _temp_template/.* . 2>/dev/null || true rm -rf _temp_template rm -rf .git git init pnpm install pnpm build pnpm dev
What does the langchain-retrieval-agent skill do?
AI agent with retrieval tool for document Q&A using RAG and LangGraph.
How do I install it?
Run `npx skills add majiayu000/claude-skill-registry --skill langchain-retrieval-agent --agent claude-code` — it drops the skill into your project so the agent can pick it up. Swap the --agent value for codex, cursor or copilot if you use one of those.
Where does this skill come from?
From majiayu000/claude-skill-registry, a repository with 534 stars. We read it straight from the repository tree rather than a submitted listing, so what you see here is what is actually published.
Is a popular skill a good skill?
Not necessarily. Stars measure attention, not adoption — a repository can trend for a week and be abandoned. That is why we show the weekly change from our own snapshots next to the total, instead of a single flattering number.