PrestoDB vs Promethium
| PrestoDB | Promethium | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | No | No |
| Paid from | Free | — |
| Open source | No | No |
| Platforms | api, Linux, macOS, self-hosted, Web | api, self-hosted, Web |
| Deployment model | self_hosted | hybrid |
| Semantic layer | — | Yes |
| Access protocols | — | MCP, REST APIs |
| REST API access | — | Yes |
| Query acceleration | — | Yes |
Both are listed in Best Data Virtualization Software. On Samsung Mobile US Press, Promethium scores higher on our published basis.