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Milvus
Open source vector database for GenAI
freemiumfrom $65/mo (Zilliz)Open SourceFree tier
Milvus is a CNCF-graduated open-source vector database built for massive scale, with managed cloud via Zilliz.
Pros
- Scales to billions of vectors
- CNCF-graduated, enterprise-ready
- Multiple index types (HNSW, IVF, DiskANN)
- Strong in China / APAC market
Cons
- Heavy for small use cases
- Steep learning curve
- Ops complex if self-hosting