WonderCal MCP server
Scheduling infrastructure for AI agents across Google and Microsoft calendars.
C67/100grade C
Adoption
New
Little public usage data yet
Reviews
Write oneNobody has reviewed WonderCal yet.
If you have run it, two minutes of your experience saves the next person an afternoon.
WonderCal tools
Tool list not cached yet. `describe` through the gateway fetches it live.
Public scan report
scanner v0.1.9 · 2026-09-21 · same rubric, same numbers if you re-run it
no findings
- –Code scanremote-only server, no package to scann/a
- Live reliabilityremote reachable in 107ms (auth required)20/20
- –Tool poisoningtools not inspected (endpoint requires auth); not countedn/a
- Auth qualityOAuth resource metadata advertised on 40115/15
- Maintenancerepository not readable: repo not found3/15
- Maintainer identityno repository or website to verify2/10
Overall 67/100. Components that don't apply are left out of the denominator. Any critical finding is an F.RubricAppeal a findingJSON
Install directly
claude mcp add --transport http wondercal https://mcp.wondercal.com/mcp
WonderCal: common questions
- Is WonderCal MCP server safe?
- With care: it is graded C, so read the findings first (67/100). Read the WonderCal safety report
- How do I install WonderCal?
- It runs remotely at mcp.wondercal.com. Add it to Claude Code, Claude Desktop or Cursor with the snippets above, or call it through the mcp.market gateway without installing anything.
- Does WonderCal need an API key?
- No key to paste: it signs you in with OAuth when your client connects.
- Is WonderCal maintained?
- The latest release is v1.0.0.
- Is WonderCal up?
- 100% of our last 8 checks got an answer. We check remote servers about four times a day.