LangChain.js-LLM-Template
LangChain LLM template to train custom AI models
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JavaScriptCreated Feb 24, 2023
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- As of today · Source: github_public_v1
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Overview
This repository provides a template for training your own custom Language Model using LangChain, primarily in JavaScript.
Capability facts
- MCP server
- No MCP server detected
Source: repo_scan · Jul 11, 2026
- Languages
- javascript
Source: github.language+package.json · Jul 11, 2026
Categories
Compatibility
Sourced claims from the README excerpt - not unsourced marketing copy.
LangChain integrationLangChain
Source: README excerpt (regex_v1, Jul 11, 2026)
# LangChain.js LLM TemplateSource link
OpenAI APIOpenAI API
Source: README excerpt (regex_v1, Jul 11, 2026)
2. Add your OpenAI API key in environment vars via the kay `OPENAI_API_KEY`.Source link
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README
LangChain.js LLM Template
This is a LangChain LLM template that allows you to train your own custom AI model on any data you want.
Setup
- Provide all the information you want your LLM to be trained on in the
trainingdirectory in markdown files. Folder depth doesn't matter. - Add your OpenAI API key in environment vars via the kay
OPENAI_API_KEY. - Run
yarn trainornpm trainto set up your vector store. - Modify the base prompt in
lib/basePrompt.js - Run index.js, and start playing around with it!
Source code: https://github.com/Conner1115/LangChain.js-LLM-Template