langchain-ai /
langchain
The agent engineering platform.
stars★ 141.3k
forks⑂ 23.5k
Open issues407
Primary languagePython
LicenseMIT
Last updatedtoday
Overview
langchain is a AI & Machine Learning project, described by its maintainers as: "The agent engineering platform.." Written primarily in Python, it ranks among the most-starred projects on GitHub, with roughly 141.3k stars and 23.5k forks as of the latest data. Topics tagged by the maintainers include agents, ai, ai-agents, anthropic — see the "Key topics" section below for a quick explanation of each.
Key topics
- agents
- aiRelated to artificial intelligence — models, agents, or AI-powered tooling.
- ai-agents
- anthropic
Getting started
Installation steps vary depending on how a project is packaged, so the most reliable source is always the official README. As a starting point:
How it compares
Here is how this project sits alongside a few other tools in the same category:
Questions about this project
- What is langchain?
- langchain is a AI & Machine Learning project, described by its maintainers as: "The agent engineering platform.." Written primarily in Python, it ranks among the most-starred projects on GitHub, with roughly 141.3k stars and 23.5k forks as of the latest data. Topics tagged by the maintainers include agents, ai, ai-agents, anthropic — see the "Key topics" section below for a quick explanation of each.
- What license does langchain use?
- MIT
- How popular is langchain on GitHub?
- langchain has roughly 141.3k stars and 23.5k forks on GitHub as of the latest data.
- Is langchain actively maintained?
- Based on its GitHub activity, this repository has been updated recently, which is generally a good sign of active maintenance.
- What language is langchain written in?
- langchain is written primarily in Python.
Repository info
| Owner | langchain-ai |
|---|---|
| Primary language | Python |
| License | MIT |
| Created | October 17, 2022 |
| Last updated | July 9, 2026 |
| Open issues | 407 |