Most Popular Vector Databases Among AI Companies

Summary: We analyzed 6 Vector Databases tools used by 930+ AI companies. The top 3 most adopted are Pinecone (34 companies), Turbopuffer (16 companies), and Qdrant (3 companies). Pinecone leads Vector Databases adoption among AI companies by a 113% margin over the second-place tool.

Data current as of April 2026

1
Pinecone34 companies
2
Turbopuffer16 companies
3
Qdrant3 companies
4
Chroma2 companies
5
Weaviate2 companies
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