Best Vector Databases for Production / Scale (2026)
Selected for: built for large-scale, high-throughput production workloads.
| # | Tool | Stars | PyPI/mo | License | Managed option |
|---|---|---|---|---|---|
| 1 | Milvus | 44,805 | 5,919,923 | Apache-2.0 | Zilliz Cloud |
| 2 | Qdrant | 32,389 | 23,963,183 | Apache-2.0 | Qdrant Cloud |
| 3 | Weaviate | 16,337 | 160,772,415 | BSD-3-Clause | Weaviate Cloud |
| 4 | Vespa | 6,959 | 8,505,418 | Apache-2.0 | Vespa Cloud |