# mcpcheck

> mcpcheck — rajanaggarwal11-mcpcheck. Use this tool when you need to perform correctness checks on MCP servers, solving problems such as prompt-injection vulnerabilities, contract drift, and over-broad tool usage. It takes MCP server configurations as input and outputs linting results, providing a safe and non-intrusive analysis without calling any external tools. Ideal for use in git-based development workflows to ensure server integrity and security.

Canonical page: https://skillsregistry.net/skills/rajanaggarwal11-mcpcheck  
JSON: https://api.skillsregistry.net/v1/skills/rajanaggarwal11-mcpcheck

## Description

Correctness checks for MCP servers — prompt-injection lint, contract drift, over-broad tools, dishonest annotations. Never calls a tool.

## Trust

- **Trust score (0–1):** 0.70
- **Verification tier:** scanned
- **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/rajanaggarwal11/mcpcheck)

## 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": "rajanaggarwal11-mcpcheck"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/rajanaggarwal11-mcpcheck` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/rajanaggarwal11-mcpcheck/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