home/categories/llm-ai/mgd34msu-goodvibes-plugin-plugins-goodvibes-skills-webdev-skills-langchain-js-skill-md
llm-aidata-ai
langchain-js
Builds LLM-powered applications with LangChain.js for chat, agents, and RAG. Use when creating AI applications with chains, memory, tools, and retrieval-augmented generation in JavaScript.
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mgd34msu
Updated 1/20/2026
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quick start
Installation and usage
Builds LLM-powered applications with LangChain.js for chat, agents, and RAG. Use when creating AI applications with chains, memory, tools, and retrieval-augmented generation in JavaScript.
Installation
$ install --globalskills.sh
Usage
Once installed, you can use this skill by running the following command in your terminal:
skills use langchain-js