langchain

Installation
SKILL.md

LangChain Skill

Build production-ready LLM-powered applications with chains, agents, memory, and RAG pipelines.

Quick Start

# Install LangChain ecosystem
pip install langchain langchain-openai langchain-community langchain-core

# Install vector store dependencies
pip install chromadb faiss-cpu

# Install document loaders
pip install unstructured pypdf docx2txt

# Set API key
export OPENAI_API_KEY="your-api-key"
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GitHub Stars
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First Seen
Jan 24, 2026