compare / callendar vs flowcastle
Comparison
Callendar vs FlowCastle
Two MCP servers, side by side — from verified data, not marketing.
| Callendar | FlowCastle | |
|---|---|---|
| status | community | community |
| trust | 61 | 73 |
| health | healthy | healthy |
| transport | streamable_http | streamable_http |
| tools | 4 | 28 |
| license | — | MIT |
| stars | — | 2 |
| install | https://app.callendar.de/mcp | https://api.flowcastle.ai/api/mcp |
Next step
Pick the stronger fit — then run agents with guardrails. Apex is the live governed-agent product: paced, capped, approved, and fully logged.
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