LlamaIndex vs DSPy

Side-by-side from the Top 11 ranking of The 11 Best RAG Frameworks (2026). Last verified May 31, 2026.

The short answer

LlamaIndex ranks higher on Top 11 (#2 vs #4) for Developers shipping RAG pipelines into production. A data-centric framework excelling at advanced indexing and retrieval strategies for high-accuracy RAG.

At a glance

LlamaIndexDSPy
Top 11 rank#2 / The 11 Best RAG Frameworks (2026)#4 / The 11 Best RAG Frameworks (2026)
Score (out of 9.4)9.28.7
Best forBest for data-centric RAGProgrammatic RAG optimization
PricingFree (Open Source)Free (Open Source)
HQSan Francisco, USAPalo Alto, USA
Founded20222023

LlamaIndex

A data-centric framework excelling at advanced indexing and retrieval strategies for high-accuracy RAG.

www.llamaindex.ai/

See full entry in The 11 Best RAG Frameworks (2026)

DSPy

A novel framework that systematically optimizes prompts and model weights for peak RAG performance.

github.com/stanfordnlp/dspy

See full entry in The 11 Best RAG Frameworks (2026)

Methodology and scoring weights live at /methodology. No vendor pays for placement — see about.