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Mcplint

@fletchert131-sudo

Repository

About Mcplint

Lint and score your MCP server's tool definitions before you publish — name/schema validity, description quality, context-token weight, and destructive-tool safety. Gives a 0–100 score and a CI gate. Free CLI, MIT engine. Catches structure and hygiene, not intent.

#mcp#lint#linter#quality#ci#developer-tools

Config

Add this server to your MCP-compatible client using the configuration below.

{
  "mcpServers": {
    "mcplint": {
      "command": "npx",
      "args": [
        "-y",
        "-p",
        "@tomfletcher2929/mcplint",
        "mcplint-mcp"
      ]
    }
  }
}

Tools

1

Lint and score an MCP tools payload (a tools array, or a tools/list result envelope) for name/schema validity, description quality, token weight, and safety annotations. Use before publishing an MCP server to check its tool definitions, or to grade another server's tools you fetched via tools/list.

Overview

What is Mcplint?

Mcplint is a free, MIT-licensed CLI tool that lints and scores MCP server tool definitions before publication. It checks name/schema validity, description quality, context-token weight, and destructive-tool safety, outputting a 0–100 score and a CI gate.

How to use Mcplint?

Install and run the Mcplint CLI against your MCP server’s tool definitions. It returns a numeric score and can be integrated as a CI quality gate.

Key features of Mcplint

  • Checks name and schema validity
  • Evaluates description quality
  • Analyzes context-token weight
  • Assesses destructive-tool safety
  • Produces a 0–100 score
  • Provides a CI gate

Use cases of Mcplint

  • Pre-publish linting of MCP tool definitions
  • CI pipeline quality gate for MCP servers
  • Ensuring safe, well-documented tools

FAQ from Mcplint

What does Mcplint check?

It checks name/schema validity, description quality, context-token weight, and destructive-tool safety.

How does Mcplint score tools?

It produces a 0–100 score.

Can Mcplint be used in CI?

Yes, it provides a CI gate.

What is the license?

MIT.

Does Mcplint catch functional issues?

No, it catches structure and hygiene, not intent.

Frequently asked questions

What does Mcplint check?

It checks name/schema validity, description quality, context-token weight, and destructive-tool safety.

How does Mcplint score tools?

It produces a 0–100 score.

Can Mcplint be used in CI?

Yes, it provides a CI gate.

What is the license?

MIT.

Does Mcplint catch functional issues?

No, it catches structure and hygiene, not intent.

Comments

Basic information

Category

Developer Tools

Transports

stdio

Author

fletchert131-sudo

Submitted by

fletchert131-sudo

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