tirekick
ServersHow grading worksSubmit
Check a server
Live connection test
We connect to every server for real, not just list it.
Schema validation
Every advertised tool is checked against the MCP spec.
Reliability grade
One easy A–F score, from those automated checks.
tirekick

Every MCP server in the registry, tested and graded before your agent depends on it.

Directory
ServersSubmit a serverCheck a serverHow grading works
Legal
TermsPrivacy
© 2026 tirekickBuilt by the team behind Clamp Analytics
  1. Servers
  3. cron-explainer

cron-explainer

io.github.IdoAzaCalls/cron-explainer

Cron expression parser: explains any cron + returns next N fire times. Timezone-aware.

Other

Findings

No findings. Every schema passed every check.

Tools (1)

Check history

updated 8h ago·validator v0.2.0·re-checked weekly

DateGradeErrorsWarnings
2026-08-17A00
2026-08-10A00
2026-08-03A00
2026-07-27A00
2026-07-20A00
2026-07-08A00

Graded by connecting to the live server and validating every tool schema. Grades re-run on every sync. Findings and grades are never editable by the publisher.

Related servers

AwelcomeARevdokuAClamp AnalyticsACipherHUB Cryptography ToolkitAMCP humanista.digital

Kick the tires on your own server: run a check

Grade
A

Clean. Every schema passed every check.

graded 2026-08-17

  • InteropA
  • Agent ergonomicsA
  • SafetyA

How grading works

Install

Claude Code (remote)

claude mcp add --transport http io-github-idoazacalls-cron-explainer https://cron-explainer.cron-explainer-prod.workers.dev/mcp

Endpoint (streamable HTTP)

https://cron-explainer.cron-explainer-prod.workers.dev/mcp

Verify it yourself

npx tirekick check https://cron-explainer.cron-explainer-prod.workers.dev/mcp
Links
  • MCP registry entry
  • Your server? Claim this listing