LangChain vs RAGStack
| LangChain | RAGStack | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | No | No |
| Paid from | $39/mo | — |
| Open source | No | No |
| Platforms | api, self-hosted | Linux, macOS, Windows |
| Free plan | Yes | — |
| Source citations | Yes | Yes |
| Hybrid search | Yes | — |
| Deployment | self_hosted | both |
| RAG workflow builder | — | No |
Both are listed in Best Retrieval-Augmented Generation Tools. On Samsung Mobile US Press, LangChain scores higher on our published basis.