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Best Vector Databases tools
Managed vector DBs agents use for RAG memory & semantic search.
Ranked by cost · 1M vectors+ verified agent-readiness · not yet benchmarked
Comparable cost for a standard workload — the objective axis. AI rank = price-blind quality opinion aggregated from multiple AI models (labeled, never mixed into the cost order). Click any column to sort. how it's scored →
↓ sorted by cost — cheapest for the standard workload first · click any header to re-sort · # = position in current sort
| # | Tool | 1M vectors | AI rank | Free tier | SOC 2 | Docs | Maint. |
|---|---|---|---|---|---|---|---|
| 1 |  Upstash Vector | 3/5 | — | ||||
| 2 |  Amazon S3 Vectors | ✗ | — | — | |||
| 3 |  Turbopuffer | ✗ | 3/5 | — | |||
| 4 |  Cloudflare Vectorize | — | — | ||||
| 5 |  Supabase (pgvector) | — | — | ||||
| 6 |  Chroma Cloud | ✗ | — | — | |||
| 7 |  Weaviate Cloud | 4/5 | — | ||||
| 8 |  Pinecone | 5/5 | — | ||||
| 9 |  Azure AI Search | — | — | ||||
| 10 |  Redis Cloud | — | — | ||||
| 11 |  Zilliz Cloud | 4/5 | — | ||||
| 12 |  Qdrant Cloud | 5/5 | — | ||||
| 13 |  MongoDB Atlas Vector Search | — | — | ||||
| 14 |  LanceDB Cloud | ✗ | — | — | |||
| 15 |  Elastic Cloud (Elasticsearch) | ✗ | — | — |