Promethium vs Spice.ai OSS
| Promethium | Spice.ai OSS | |
|---|---|---|
| Free plan | Yes | |
| Paid from | Free | |
| Platforms | api, self-hosted, Web | api, Linux, macOS, self-hosted, Windows |
| Deployment model | hybrid | hybrid |
| Semantic layer | Yes | Yes |
| Access protocols | MCP, REST APIs | HTTP, Arrow Flight SQL, JDBC, ODBC, ADBC |
| REST API access | Yes | Yes |
| Query acceleration | Yes | Yes |
| Free plan | Yes | |
| Source connectors | 40 |
Listed together in Best Data Virtualization Software