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Voice Processing · Developer Tools

OpenAI TTS logo

OpenAI TTS

nakamurau1/tts-mcp

A Model Context Protocol (MCP) server and command-line tool for high-quality text-to-speech generation using the OpenAI TTS API.

View on GitHub2

Install

npx -p tts-mcp tts-mcp-server --voice nova --model gpt-4o-mini-tts

Client configuration

{
  "mcpServers": {
    "tts-mcp": {
      "command": "npx",
      "args": [
        "-p",
        "tts-mcp",
        "tts-mcp-server",
        "--voice",
        "nova",
        "--model",
        "gpt-4o-mini-tts"
      ],
      "env": {
        "OPENAI_API_KEY": "<OPENAI_API_KEY>"
      }
    }
  }
}

Environment variables

OPENAI_API_KEY
GitHub stars
2
Author
@nakamurau1
Category
Voice Processing, Developer Tools
License
MIT
Updated
Oct 6, 2026

Features

  • MCP Server: Integrate text-to-speech capabilities with Claude Desktop and other MCP-compatible clients

  • Voice Options: Support for multiple voice characters (alloy, nova, echo, etc.)

  • High-Quality Audio: Support for various output formats (MP3, WAV, OPUS, AAC)

  • Customizable: Configure speech speed, voice character, and additional instructions

  • CLI Tool: Also available as a command-line utility for direct text-to-speech conversion

Tools (1)

  • text-to-speech

    Tool for converting text to speech and playing it

Details on this page are taken from the project's README. Open README

Supported clients

Clients mentioned in this server's README:

View all
Claude Desktop logo

Claude Desktop

Desktop · Freemium · Proprietary

Anthropic's official Claude AI desktop application. Supports MCP servers to extend functionality.

WindowsMacOS

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