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Best RAG & Search AI Tools

40 rag & search tools, ranked by Stork's defensibility score — a human-reviewed verdict on which ones hold up as agents commoditize the rest.

  1. 1Pinecone Vector Search41
  2. 2Mem0 Memory Layer36
  3. 3LlamaIndex Enterprise Hub35
  4. 4Pinecone Vector DB34
  5. 5Pinecone Serverless29
  6. 6Pinecone Rerank29
  7. 7Elastic Learned Sparse Retriever (ELSR)26
  8. 8Unstructured Pipeline Cloud23
  9. 9Azure AI Search22
  10. 10Weaviate Query Planner22
  11. 11Weaviate Cloud22
  12. 12Elastic AI Assistant20
  13. 13Pinecone Hybrid Search20
  14. 14Vespa Approximate Nearest Neighbor20
  15. 15Zep Memory Store20
  16. 16Chroma Cloud18
  17. 17LangChain Semantic Cache18
  18. 18Cohere Rerank18
  19. 19Qdrant Cloud17
  20. 20Airbyte BigQuery Connector17
  21. 21Coveo Relevance Generative Answering15
  22. 22Sinequa Intelligent Search15
  23. 23Zilliz Cloud15
  24. 24Nomic Atlas Index14
  25. 25Cohere Rerank14
  26. 26Weaviate Hybrid Retrieval14
  27. 27Weaviate Cloud14
  28. 28Nomic Atlas Rerank14
  29. 29LangChain Document Loaders14
  30. 30Milvus Operator11
  31. 31Lucidworks GenAI8
  32. 32Neon Retriever8
  33. 33MosaicML Retrieval8
  34. 34Jina AI Reranker7
  35. 35LlamaIndex Context Cache7
  36. 36OpenPipe Semantic Cache7
  37. 37LlamaIndex Vector Store Indexer7
  38. 38Vellum Response Cache7
  39. 39Langbase Semantic Cache7
  40. 40Voyage Embed APIs7

Ranked by the Stork score — human-reviewed, recomputed as model capabilities ship.

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