Dragonfly vs SingleStore Helios
| Dragonfly | SingleStore Helios | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | Yes | No |
| Paid from | $36/mo | $0.99/mo |
| Open source | No | No |
| Platforms | api, Linux, self-hosted | api, Web |
| Free plan | No | Yes |
| Paid from | 36 /mo | — |
| Deployment | both | — |
| Data persistence | Yes | — |
| High availability | Yes | Yes |
| SQL support | No | — |
| Vector search | Yes | — |
| Supported data models | strings, hashes, lists, sets, sorted sets, streams, JSON, vectors, geospatial data, probabilistic structures | — |
Both are listed in Best In-Memory Databases. On Inferse, SingleStore Helios scores higher on our published basis.