langchain-ai/langchainjs
The agent engineering platform
MITTypeScript
- Stars
- 18k
- Forks
- 3.5k
- Open issues
- 266
- Last push
- today
About langchainjs
langchainjs is a free, open-source AI developer tool by langchain-ai, written mainly in TypeScript. The agent engineering platform. It has 18k GitHub stars and 3.5k forks, and was last updated today. It's released under the MIT license, a standard open-source license.
- License
- MIT
- Language
- TypeScript
- Stars
- 18,288
- Last update
- today
- Runs on Mac
- Not stated
- GPU
- Not stated
- Paid API key
- Not stated
- Self-hostable
- Yes
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langchainjs FAQ
Is langchainjs free?
Yes. langchainjs is open source and free to use. It's released under the MIT license, a standard open-source license.
Does langchainjs run on a Mac?
Its README doesn't say. Check the installation guide on GitHub before you start.
Does langchainjs need a GPU?
Its README doesn't state hardware needs. AI models generally run much faster with a GPU.
Is langchainjs still maintained?
Yes. It was last updated today and has 266 open issues on GitHub.
What are alternatives to langchainjs?
Similar free, open-source tools include RagaAI-Catalyst, DeepSeek-Reasonix, coze-studio, langchain.