# LlamaIndex

> Updated 2026-09-03 · type: tool · category: ai-infrastructure · status: active · rev 1

RAG/document-centric

- Open source: yes (MIT)
- Self-hostable: yes
- Pricing model: free
- Best for: Developers building LLM/agentic applications who need to augment LLMs with private data via ingestion and retrieval.
- Last verified: 2026-09-04

- **Canonical:** https://gtmstacker.com/registry/tool/llamaindex/
- **Source:** [github · github.com/run-llama](https://github.com/run-llama/llama_index)
- **Tags:** ai-infrastructure
- **Repository:** https://github.com/run-llama/llama_index

## Is LlamaIndex open source?

Yes — MIT-licensed.

## How much does LlamaIndex cost?

It is free to use.

## Can I self-host LlamaIndex?

Yes — it can be self-hosted.


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RAG/document-centric