mcpbeat

Claude Skill Validator MCP Server

io.github.lazymac2x/claude-skill-validator
answering

Claude Skill Validator is answering right now. Last checked 15 min ago. It exposes 4 tools. Last commit 17 May 2026.

Cloudflare Workers MCP server: claude-skill-validator

Uptime history 42 hours of history
42 hours agonow
100.0%
Uptime 24h
91 of 91 checks
4
Tools
read from the server
152 ms
Response time
average over 24h
0
Stars
last commit 17 May 2026

Connect this server

Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 15 min ago.

run in your terminal
claude mcp add claude-skill-validator --transport http https://api.lazy-mac.com/claude-skill-validator/mcp
~/Library/Application Support/Claude/claude_desktop_config.json
{
  "mcpServers": {
    "claude-skill-validator": {
      "url": "https://api.lazy-mac.com/claude-skill-validator/mcp"
    }
  }
}
~/.codex/config.toml
[mcp_servers.claude-skill-validator]
url = "https://api.lazy-mac.com/claude-skill-validator/mcp"
.cursor/mcp.json
{
  "mcpServers": {
    "claude-skill-validator": {
      "url": "https://api.lazy-mac.com/claude-skill-validator/mcp"
    }
  }
}
.vscode/mcp.json
{
  "mcpServers": {
    "claude-skill-validator": {
      "url": "https://api.lazy-mac.com/claude-skill-validator/mcp"
    }
  }
}

Available tools 4

Read directly from the server with tools/list, grouped by what they act on. If a tool disappears, we record the date.

lint
lint_frontmatter
Parse and validate only the YAML frontmatter of a Claude Skill. Returns parsed fields and any rule violations. Use during iterative authoring.
scan
scan_security
Scan a Claude Skill for dangerous shell commands, hardcoded secrets, or prompt-injection phrases. Returns findings with excerpts.
score
score_skill
Run full validation and return a 0–100 score plus a ship gate (pass/review/fail). Minimal payload suitable for CI/CD pipelines.
validate
validate_skill
Fully validate a Claude SKILL.md file — frontmatter rules, body quality, security scan, tool collision check. Returns score (0–100), gate (pass/review/fail), and structured errors/warnings.

Endpoints

URLTransportStateLatencyChecked
https://api.lazy-mac.com/claude-skill-validator/mcp streamable-http answering 61 ms 15 min ago

Claude Skill Validator — questions

Answers built from our own checks of this server.

What can Claude Skill Validator do?
It exposes 4 tools, read directly from the server on our last check. Among them: lint_frontmatter, scan_security, score_skill, validate_skill. The full list with descriptions is on this page — we take it from the server itself via tools/list, not from a README. How MCP servers expose tools in the first place →
Is Claude Skill Validator working right now?
We send a real MCP handshake every 15 minutes. Over the last 24 hours 91 of 91 checks got a reply (100.0%), average response time 152 ms. The bar chart above shows every period we have measured.
How do I connect Claude Skill Validator?
Copy the ready config from this page — we generate it for Claude Code, Claude Desktop, Codex, Cursor and VS Code, each with the file path that client actually reads. It is a remote server, so there is nothing to install — the client connects to the address.
Does Claude Skill Validator need an API key?
No. Claude Skill Validator completed a full MCP handshake with us as an anonymous client and listed its tools without asking for anything. All 4 of them are readable on this page. This is what we observed, not what the docs claim.
How fast is Claude Skill Validator?
It answers our handshake in 152 ms on average, which is faster than 73% of all working MCP servers we measure. The comparison comes from our own checks across the whole registry, every 15 minutes.
Is Claude Skill Validator open source?
Yes — 0 stars on GitHub. The source link is on this page, so you can read exactly what it does with your data before you connect it.