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90
MCP live MCP 2025-11-25 streamable-http

Errata

com.apidefects/errata

What is known to be broken in an MCP server or API operation, with the check that found it.

Watch this dependency Share evidence report
Uptime
100.0%
5 direct probes · 30d
Response
187ms
last probe
Tools
1
callable
Resources
0
readable
Prompts
0
available
Primary URL
https://apidefects.com/mcp
Score: 90/100
Handshake verified by our own probe.
pass Answers the MCP handshake 50/50
The handshake and the list calls succeeded on the primary URL.
pass Lists tools, resources or prompts 30/30
1 tools, 0 resources, 0 prompts returned.
partial 3 or more catalogue items 0/10
1 item in total; 3 or more earns these points.
How to earn +10 points
Expose at least three tools, resources or prompts
Split a catch-all tool into focused ones, or publish your docs and templates as resources and prompts.
Docs →
pass Describes itself 10/10
91 characters; more than 30 earns these points.

Tools · 1

check_defects

Before using an MCP server or an API operation, ask what is known to be wrong with it. Takes one identity: an MCP registry entry (io.github.owner/repo), a deployment URL, an OpenAPI document URL, or a…

How to use

Claude Desktop or claude.ai: add a custom connector (Customize → Connectors; on Team and Enterprise plans an owner adds it under Organization settings → Connectors) with this server URL: https://apidefects.com/mcp

Cursor or Cline: add to your MCP config:

{
  "mcpServers": {
    "errata": {
      "url": "https://apidefects.com/mcp",
      "transport": "streamable-http"
    }
  }
}