Perf MCP

Name: Perf MCP
Author: Perf-Technology

@Perf-Technology

Repository

About Perf MCP

Fact-check and fix AI outputs. MCP server for hallucination detection, schema validation, and output correction.

Basic information

Config

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

{
  "mcpServers": {
    "perf-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "perf-mcp"
      ],
      "env": {
        "PERF_API_KEY": "<YOUR_API_KEY>"
      }
    }
  }
}

Tools

No tools detected

We auto-extract tools from the README. The maintainer can list them under a ## Tools heading to populate this section.

Overview

What is Perf MCP?

Perf MCP is a tool that fact-checks and fixes AI outputs, catching hallucinations, repairing broken JSON, and correcting errors before they reach users. It integrates with any MCP-compatible client such as Claude Code, Cursor, Windsurf, and Cline.

How to use Perf MCP?

Add Perf MCP to your MCP client config by running npx -y perf-mcp with the environment variable PERF_API_KEY. Then invoke its tools — `per

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