Compare the top vector databases for AI applications: Pinecone, Weaviate, Chroma, Qdrant, and more. We tested each platform and compared features, pricing, performance, and developer experience.

Pinecone

pinecone.io

Managed vector database. Purpose-built for AI similarity search. Serverless tier available.

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Weaviate

weaviate.io

Open-source vector database with built-in ML module support. Self-host or cloud.

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Chroma

trychroma.com

Open-source embedding database. Lightweight, runs locally, Python-first.

Qdrant

qdrant.tech

High-performance vector search engine written in Rust. Open-source with cloud option.

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Milvus

milvus.io

Scalable open-source vector database. GPU-accelerated, Kubernetes-native.

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