Milvus
Cloud-native distributed vector database for billion-scale
Verdict
Go-to for billion-scale vector workloads. Kubernetes-native, sharding built in. Operational complexity is high — consider Zilliz Cloud (managed Milvus) for teams without K8s expertise.
Other Vector Databases
- ChromaStable
Embedded, developer-first vector database
- Elasticsearch Vector SearchProduction
Vector similarity search built into the Elasticsearch engine
- LanceDBExperimental
Embedded serverless vector database backed by Lance columnar format
- MongoDB Atlas Vector SearchStable
Native vector search within MongoDB Atlas — no separate database needed
- PineconeProduction
Fully managed serverless vector database
- QdrantStable
High-performance vector similarity search engine in Rust