10 companies tracked in this category. Names and one-line descriptions are free to browse — pricing model, funding, founding year, headquarters, and cited sources are in the full dataset.
| Company | Description |
|---|---|
| Chroma | Chroma is an open-source, AI-native database providing serverless vector, full-text, regex, and metadata search infrastructure used to build retrieval/RAG-powered LLM applications. |
| LanceDB | LanceDB provides an open-source, embedded/serverless vector database enabling fast vector search, hybrid search, and filtering over multimodal data such as text, images, video, and audio. |
| MongoDB Atlas Vector Search | Atlas Vector Search is a native capability of MongoDB Atlas that lets developers store vector embeddings alongside operational data and run semantic/similarity search combined with metadata filters, powering RAG and AI applications. |
| Pinecone | Pinecone is a fully managed, serverless vector database that lets developers store, index, and query vector embeddings for AI applications such as semantic search, RAG, and recommendation systems. |
| Qdrant | Qdrant is an open-source, Rust-built vector search engine/database that performs high-performance similarity search for production AI, RAG, and agentic applications, self-hosted or managed cloud. |
| Redis | Redis vector search is a feature of the Redis Query Engine that indexes vector embeddings stored in Redis hashes or JSON documents, supporting KNN and range queries for low-latency GenAI/RAG applications. |
| Supabase | Supabase is an open-source backend-as-a-service platform built on managed PostgreSQL that includes pgvector on all plans, for storing and querying vector embeddings alongside relational data. |
| Timescale (Tiger Data) | Tiger Data (formerly Timescale) offers Tiger Cloud, a managed PostgreSQL platform providing pgvector alongside its own pgvectorscale extension for high-performance vector indexing. |
| Weaviate | Weaviate is an open-source, AI-native vector database that stores data objects and vector embeddings together to power semantic search, hybrid search, and RAG applications. |
| Zilliz (Milvus) | Zilliz is the company behind the open-source Milvus vector database and offers Zilliz Cloud, a fully managed cloud service for vector similarity search used in AI applications. |