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Gandr MCP Server

Developer ToolsModerate5.2MCP RegistryLocal
Free

Server data from the Official MCP Registry

Text to speech for MCP clients. 23 languages, six voices, every render watermarked.

About

Text to speech for MCP clients. 23 languages, six voices, every render watermarked.

Security Report

5.2
Moderate5.2Moderate Risk

Well-structured MCP server for text-to-speech synthesis with appropriate authentication and reasonable permissions. The code properly validates inputs, handles errors gracefully, and stores the API key via environment variables as intended. Minor code quality issues around broad exception handling do not significantly impact security. Supply chain analysis found 5 known vulnerabilities in dependencies (0 critical, 5 high severity). Package verification found 1 issue.

6 files analyzed · 10 issues found

Security scores are indicators to help you make informed decisions, not guarantees. Always review permissions before connecting any MCP server.

Permissions Required

This plugin requests these system permissions. Most are normal for its category.

env_vars

Check that this permission is expected for this type of plugin.

HTTP Network Access

Connects to external APIs or services over the internet.

What You'll Need

Set these up before or after installing:

Gandr API key, starts with gnd_. Free key at https://gandr.aiRequired

Environment variable: GANDR_API_KEY

How to Install

Add this to your MCP configuration file:

{
  "mcpServers": {
    "io-github-gandr-ai-gandr-mcp": {
      "env": {
        "GANDR_API_KEY": "your-gandr-api-key-here"
      },
      "args": [
        "gandr-mcp"
      ],
      "command": "uvx"
    }
  }
}

Documentation

View on GitHub

From the project's GitHub README.

gandr-mcp

The official Gandr MCP server, text to speech inside any MCP-compatible agent (Claude Desktop, Cursor, and friends).

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Tools

ToolWhat it does
synthesizeRender text to speech (WAV, base64). Voice, language, sample rate 8000-48000, pitch and pacing dials.
list_voicesThe six available voices.
list_languagesThe 23 supported languages and their codes.
get_usageTokens used by the configured key. One token is one character.

Install

pip install gandr-mcp

Claude Desktop (add to claude_desktop_config.json):

{
  "mcpServers": {
    "gandr": {
      "command": "gandr-mcp",
      "env": {
        "GANDR_API_KEY": "gnd_..."
      }
    }
  }
}

Get a key at gandr.ai. Docs: gandr.ai/docs.


mcp-name: io.github.Gandr-AI/gandr-mcp

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