# checkmcp

> checkmcp — gregkozakiewicz-checkmcp. Use this tool when you need to test MCP servers for conformance and functionality, solving problems of ensuring compatibility and reliability across tools and resources. It provides an in-memory harness and matchers for custom tests, as well as 25 spec-cited conformance checks via a single command. Input your MCP server details and receive output on its conformance and potential issues.

Canonical page: https://skillsregistry.net/skills/gregkozakiewicz-checkmcp  
JSON: https://api.skillsregistry.net/v1/skills/gregkozakiewicz-checkmcp

## Description

Testing for MCP servers: an in-memory harness and matchers for your own tests, plus npx checkmcp, 25 spec-cited conformance checks in one command across tools, resources and prompts.

## Trust

- **Trust score (0–1):** 0.92
- **Verification tier:** verified
- **Last scanned:** 2026-09-28

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** container
- **Runtime environment:** vm
- **License:** MIT
- **Updated:** 2026-09-28

## Source

- **Source listing:** [GitHub](https://github.com/gregkozakiewicz/checkmcp)

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "gregkozakiewicz-checkmcp"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/gregkozakiewicz-checkmcp` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/gregkozakiewicz-checkmcp/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt