Overwing MCP Server

Try it without installing anything: paste text into the console at overwing.ai.

Local + remotestreamable-httpstdioMIT

What is the Overwing MCP Server?

overwing-mcp is an MCP project maintained in the frod27/overwing-mcp repository. The maintainer describes its purpose as “Try it without installing anything: paste text into the console at overwing.ai”. Read the project documentation for the complete scope.

Installation

The documented npm package is overwing-mcp. The configuration below comes from the maintainer’s example; adapt its paths and account values to your environment.

Configuration values

The example declares OVERWING_API_KEY. Secret-looking values have been replaced with placeholders. Required and optional labels are shown only when the documentation states them.

Source

Project documentation · Repository · Discovery listing. This profile records the public documentation checked on 2026-10-08.

Recorded tools

Check the linked publisher documentation and your connected client's tool list. Names and availability can vary with the server version and account permissions.

Tool	What it does
evaluate	Score one text against a rule set. Returns the verdict, a recommended_action (block, redact, review, or allow), aggregate score, confidence, latency, and…
evaluate_batch	Score up to 50 texts in one call, with a summary and per-item verdicts and recommended actions.
atlas_lookup	Overwing Atlas: say what a User-Agent string claims to be and whether the claim can be trusted (Web Bot Auth, spoofable string, or unattributable). Works…

How to install the Overwing MCP Server

{
  "mcpServers": {
    "overwing": {
      "command": "npx",
      "args": [
        "-y",
        "overwing-mcp"
      ],
      "env": {
        "OVERWING_API_KEY": "YOUR_OVERWING_API_KEY"
      }
    }
  }
}

From the project documentation. Replace placeholders and example paths before connecting.