The Cartesia MCP server exposes Cartesia APIs over the Model Context Protocol (MCP) so clients such as Cursor, Claude Desktop, and OpenAI Agents can list voices, run TTS and STT, manage pronunciation dictionaries…
Cartesia MCP | MCP Server source profile. From the maintainer documentation: “The Cartesia MCP server exposes Cartesia APIs over the Model Context Protocol (MCP) so clients such as Cursor, Claude Desktop, and OpenAI Agents can list voices, run TTS and STT, manage pronunciation dictionaries, clone voices, and more—without one-off scripts.”
The maintainer’s configuration uses https://mcp.cartesia.ai/mcp. Check the project’s account and authentication instructions when adding the endpoint to your client.
Project documentation · Repository · Discovery listing. This profile records the public documentation checked on 2026-10-08.
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 |
|---|---|
| text_to_speech | Convert text to audio; optional speed, volume, emotion, and pronunciation dict. Default save=true returns file_id and a 24h download_url. |
| speech_to_text | Transcribe audio from file_id or a server file_path (mode=batch default, or mode=stream) |
| list_voices | List available voices (filter by language, search, gender, etc.) |
| get_voice | Fetch metadata for a voice by ID |
| clone_voice | Clone a voice from file_id or a server file_path |
| update_voice | Update a cloned voice's name or description |
| delete_voice | Delete a cloned voice |
| localize_voice | Adapt a voice to another language or dialect |
| list_accents | List catalog accent IDs and metadata (british, standard-japanese, …) |
| add_voice_accents | Add catalog accents to an instant voice clone (british, parisian, …) |
| delete_voice_accent | Remove a catalog accent from an instant voice clone |
| list_pronunciation_dicts | List pronunciation dictionaries |
| create_pronunciation_dict | Create a pronunciation dictionary |
| get_pronunciation_dict | Get a pronunciation dictionary by ID |
| update_pronunciation_dict | Update a pronunciation dictionary |
| delete_pronunciation_dict | Delete a pronunciation dictionary |
| download_file | Fetch a cloud file by ID (download_url + local copy) |
| get_credit_usage | Credit usage over time (CARTESIA_ADMIN_API_KEY) |
{
"mcpServers": {
"cartesia-mcp": {
"url": "https://mcp.cartesia.ai/mcp"
}
}
}From the project documentation. Replace placeholders and example paths before connecting.
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