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
  2. Kael MCP Server

Kael MCP Server

io.github.dreamingms/kael-mcp-server

16 AI-native tools with dual SSE + streamable-http transport. Free tier available.

Findings

  • (connection) · transport

    Streamable HTTP error: Error POSTing to endpoint: {"type":"https://developers.cloudflare.com/support/troubleshooting/http-status-codes/cloudflare-5xx-errors/error-526/","title":"Error 526: Invalid SSL certificate","status":526,"detail":"The TLS certificate presented by the origin web server failed validation. The certificate is expired, self-signed, or does not match the requested hostname.","instance":"a1e0548948ba1983","error_code":526,"error_name":"invalid_ssl_certificate","error_category":"s

Check history

updated 23d ago·re-checked weekly

DateGradeErrorsWarnings
2026-08-10auth required——
2026-08-03auth required——
2026-07-27auth required——
2026-07-20unreachable——
2026-07-08unreachable——

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.

Kick the tires on your own server: run a check

Grade
–

Not graded: unreachable on the last check.

How grading works

Install

Claude Code (remote)

claude mcp add --transport http io-github-dreamingms-kael-mcp-server https://www.kael.ink/mcp/sse

Endpoint (streamable HTTP)

https://www.kael.ink/mcp/sse

Verify it yourself

npx tirekick check https://www.kael.ink/mcp/sse
Links
  • MCP registry entry
  • Your server? Claim this listing