Pinecone
The leading managed vector database — high-performance similarity search for AI applications at any scale.
small, mediumfree
Weaviate
Open-source vector database with built-in vectorization — AI-native search and knowledge graphs.
small, mediumfree
Qdrant
High-performance vector search engine — built in Rust for maximum speed and on-premise deployment.
medium, largefree
Chroma
Open-source embedding database — the simplest way to add vector search to any Python or JS app.
small, mediumfree
Cohere
Enterprise-grade embedding and rerank APIs — Command-R models and multilingual embeddings for RAG.
medium, largestarter