co.callendar/mcp
Callendar
WhatsApp® reminders and rescheduling for Calendly. Public read-only MCP endpoint.
timeout probed 2026-10-14
fetch failed | Connect Timeout Error (attempted address: app.callendar.de:443, timeout: 10000ms) | UND_ERR_CONNECT_TIMEOUT
- Endpoint
- https://app.callendar.de/mcp (streamable-http)
- Host
- app.callendar.de
- Website
- https://callendar.co/
- Registry
- active, updated 2026-05-08 · registry entry
- Reachable
- 0 of the last 5 probes
History
We add a row when the result changes. A server with no change keeps its last row.
| Probed | Result | Init | Tools | Claude | o200k |
|---|---|---|---|---|---|
| 2026-10-05 00:09 | not found | ||||
| 2026-10-04 09:53 | not found | ||||
| 2026-10-04 07:47 | not found | ||||
| 2026-10-03 20:28 | not found | ||||
| 2026-10-03 17:46 | not found |
Badge and feed
[](https://mcpcost.ulehla.dev/s/co.callendar/mcp)
An entry for every probe that changed the result, the tool count or the token cost: Atom feed. Add it to a feed reader or a Slack RSS app to hear when the server stops answering or its tool set grows.