Supertone TTS MCP Server

by supertone-incio.github.supertone-inc/supertone-mcpv0.3.1

Composable Supertone TTS toolkit: synthesis, voice search/preview/clone, usage — 31 languages

Pythonstdioofficial registry

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Install Supertone TTS MCP server

claude mcp add supertone -e SUPERTONE_API_KEY='<supertone-api-key>' -- uvx supertone-mcp

{
  "mcpServers": {
    "supertone": {
      "command": "uvx",
      "args": [
        "supertone-mcp"
      ],
      "env": {
        "SUPERTONE_API_KEY": "<supertone-api-key>"
      }
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).

{
  "mcpServers": {
    "supertone": {
      "command": "uvx",
      "args": [
        "supertone-mcp"
      ],
      "env": {
        "SUPERTONE_API_KEY": "<supertone-api-key>"
      }
    }
  }
}

Settings → Developer → Edit Config (claude_desktop_config.json), then restart.

{
  "servers": {
    "supertone": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "supertone-mcp"
      ],
      "env": {
        "SUPERTONE_API_KEY": "<supertone-api-key>"
      }
    }
  }
}

Add to .vscode/mcp.json in your workspace.

{
  "mcpServers": {
    "supertone": {
      "command": "uvx",
      "args": [
        "supertone-mcp"
      ],
      "env": {
        "SUPERTONE_API_KEY": "<supertone-api-key>"
      }
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json.

Configuration

Variable	Required	Secret	Description
SUPERTONE_API_KEY	yes	yes	Supertone API key
SUPERTONE_MCP_VOICE_ID	—	—	Default voice_id for synthesis (falls back to a preset voice)
SUPERTONE_OUTPUT_DIR	—	—	Directory where audio files are saved (default ~/supertone-tts-output/)

Freshness

Slowing — last maintenance signal 4mo ago. The newest of the signals below sets the band.

Last commit (default branch)
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Latest release
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Package published
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Registry entry updated
2026-06-17 · 4mo ago · official registry · v0.3.1

FAQ

›How do I install the Supertone TTS MCP server in Claude Code?

Run: claude mcp add supertone -e SUPERTONE_API_KEY='<supertone-api-key>' -- uvx supertone-mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does Supertone TTS require an API key?

Yes. It expects SUPERTONE_API_KEY, of which 1 is a secret.

›Can I use Supertone TTS as a remote (hosted) MCP server?

No hosted endpoint is published; it runs locally over stdio.

›Is Supertone TTS in the official MCP registry?

Yes, as io.github.supertone-inc/supertone-mcp.