Promptlint MCP

About Promptlint MCP

Use Promptlint MCP with your agent

claude mcp add promptlint-mcp -- npx -y promptlint-mcp

{
  "mcpServers": {
    "promptlint-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "promptlint-mcp"
      ]
    }
  }
}

Frequently asked questions

What is Promptlint MCP?

Promptlint MCP is an MCP (Model Context Protocol) server by sean-sunagaku in the Code Analysis category. Static linter for AI prompts: contradictions, redundancy, ambiguity, and fluff.

How do I connect Promptlint MCP to Claude, Cursor, or another MCP client?

Install Promptlint MCP from its npm package (promptlint-mcp) and register it under "mcpServers" in your client's MCP configuration — for example claude_desktop_config.json or Cursor's mcp.json — then restart the client.

Is Promptlint MCP open source?

Yes — the source code is public at github.com/sean-sunagaku/promptlint-mcp, with 1 GitHub stars.

Can AI agents pay to use Promptlint MCP?

Not yet through Loomal — Promptlint MCP is listed as a free directory entry. If its maintainer verifies ownership, they can set per-call USDC pricing that agents pay over x402, with settlement on Base.