LangChain
OPEN SOURCE
Framework for developing applications with language models.
About
LangChain is a framework designed to simplify the creation of applications using large language models, offering tools for chaining prompts and managing conversations.
Pricing
Pricing Type
Open Source
Free tier available
Billing
One-time payment
Last checked: February 19, 2026
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Key Facts
Categories
Platforms
Web
Company
LangChain
Founded
Founded in 2022
Country
Global
Language
English