[!CAUTION]

Deprecation Notice

**This project is deprecated and no longer maintained.**

For LlamaCloud/LlamaParse usage, check out our docs: https://developers.llamaindex.ai/python/cloud/

Thank you to everyone who contributed to and used LlamaIndex.TS.

LlamaIndex.TS (Deprecated)

Data framework for your LLM application.

[](https://www.npmjs.com/package/llamaindex) [](https://github.com/run-llama/LlamaIndexTS/blob/main/LICENSE) [](https://www.npmjs.com/package/llamaindex) [](https://discord.com/invite/eN6D2HQ4aX) [](https://x.com/llama_index)

Use your own data with large language models (LLMs, OpenAI ChatGPT and others) in JS runtime environments with TypeScript support.

Documentation: https://ts.llamaindex.ai/

Try examples online:

[](https://stackblitz.com/github/run-llama/LlamaIndexTS/tree/main/examples)

What is LlamaIndex.TS?

LlamaIndex.TS aims to be a lightweight, easy to use set of libraries to help you integrate large language models into your applications with your own data.

Compatibility

Multiple JS Environment Support

LlamaIndex.TS supports multiple JS environments, including:

• Node.js >= 20 ✅
• Deno ✅
• Bun ✅
• Nitro ✅
• Vercel Edge Runtime ✅ (with some limitations)
• Cloudflare Workers ✅ (with some limitations)

For now, browser support is limited due to the lack of support for [AsyncLocalStorage-like APIs](https://github.com/tc39/proposal-async-context)

Supported LLMs: