Pinecone
Managed vector database for storing and querying high-dimensional embeddings at scale, enabling semantic search and retrieval-augmented generation (RAG) for AI applications.
85
Weaviate
Open-source vector database with built-in vectorization modules, hybrid search (BM25 + vector), and a GraphQL/REST/gRPC API for building semantic search and RAG applications.
79
Chroma
Open-source AI-native embedding database that runs in-process (embedded) or as a server, designed for local-first RAG development and simple production deployments.
78