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Weaviate

weaviate.io

Open-source vector database with hybrid search, schema-aware storage, and multi-tenancy

Categories Weaviate serves

The B4 Index places Weaviate in 2 categories. Each category page lays out the build-versus-buy considerations for that decision.

Vector Database Primary ~$64/month for 10M vectors. SLA-based enterprise pricing.
RAG Infrastructure & Retrieval Free sandbox; production from $25/mo

Weaviate compared

Weaviate vs Pinecone
The B4 Index scores every software category on two axes, strategic differentiation and AI feasibility, to classify it Build, Buy, Bridge, or Beware. Vendor facts here are independent of that call. See the full methodology.