KDB.AI vs SingleStore Helios
| KDB.AI | SingleStore Helios | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | Yes | No |
| Paid from | Free | $0.99/mo |
| Open source | No | No |
| Platforms | api, self-hosted, Web | api, Web |
| Free plan | Yes | — |
| Deployment | both | — |
| Hybrid search | Yes | — |
| Metadata filtering | Yes | — |
| Sparse vectors | Yes | — |
| Index types | Flat, qFlat, IVF, IVFPQ, HNSW, qHNSW, BM25 | — |
| SDK languages | Python, q | — |
Both are listed in Best Vector Database Hosting. On Inferse, SingleStore Helios scores higher on our published basis.