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AI Recommendation Rankings
June 28, 2026
Vector databases
Who AI recommends
Share of Answer — how often each vendor is AI's first pick, pooled across 3 models
#1
Pinecone
32%
#2
Milvus
11%
#3
Pgvector
8%
#4
Qdrant
7%
#5
Weaviate
6%
#6
Chroma
2%
Claude Haiku 4.5
Gemini 3.1 Flash-Lite
GPT-5.5
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