langchain-framework

Installation
SKILL.md

LangChain Framework


progressive_disclosure: entry_point: summary: "LLM application framework with chains, agents, RAG, and memory" when_to_use: - "When building LLM-powered applications" - "When implementing RAG (Retrieval Augmented Generation)" - "When creating AI agents with tools" - "When chaining multiple LLM calls" quick_start: - "pip install langchain langchain-anthropic" - "Set up LLM (ChatAnthropic or ChatOpenAI)" - "Create chain with prompts and LLM" - "Invoke chain with input" token_estimate: entry: 85 full: 5200

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Jan 23, 2026