Weaviate vs Rockset
Side-by-side from the Top 11 ranking of The 11 Best Vector Databases (2026). Last verified May 31, 2026.
The short answer
Weaviate ranks higher on Top 11 (#2 vs #10) for AI engineers building RAG and semantic search at scale. Top open-source choice with excellent developer experience and powerful hybrid search.
At a glance
| Weaviate | Rockset | |
|---|---|---|
| Top 11 rank | #2 / The 11 Best Vector Databases (2026) | #10 / The 11 Best Vector Databases (2026) |
| Score (out of 9.4) | 9.1 | 7.7 |
| Best for | Flexible open-source hybrid search | Vector search on real-time data |
| Pricing | $$ (Free to custom/enterprise) | $$$$ (Usage-based to custom/enterprise) |
| HQ | Amsterdam, Netherlands | San Mateo, USA |
| Founded | 2019 | 2016 |
Weaviate
Top open-source choice with excellent developer experience and powerful hybrid search.
weaviate.ioMethodology and scoring weights live at /methodology. No vendor pays for placement — see about.