# LMNT — MCP server on mcp.ai
> Connect your LMNT account and use 8 tools for artificial intelligence straight from your AI agent. Connect with your own API key. LMNT focuses on voice and audio manipulation, possibly leveraging AI to generate or transform sound for various creative and technical use cases.

By: mcp.ai · official
Page: https://mcp.ai/lmnt

## Connect (MCP protocol)
Remote MCP endpoint (HTTP, streamable): https://api.mcp.ai/p_lmnt?ms=1787293560000
Add it as a custom/remote MCP connector, then authenticate when prompted.

## REST API (no MCP client required)
Every tool is also a REST endpoint, authed with a workspace API key.
Discover: GET https://api.mcp.ai/api/lmnt/_endpoints   # public; lists every endpoint
Call:     POST https://api.mcp.ai/api/lmnt/<endpoint>
  Authorization: Bearer sk_live_…   # create one at https://mcp.ai/settings/api-keys
  Content-Type: application/json
  Body: { …args }   →   { "ok": true, "tool": "<id>", "result": { … } }

## Developer docs
How to use (MCP or REST), markdown: https://mcp.ai/lmnt/skill.md
Postman collection (v2.1): https://mcp.ai/lmnt/postman.json

## Tools
- lmnt_create_voice(name: string, type?: string, files: object, gender?: string, enhance?: boolean, description?: string) — Creates a custom voice in LMNT by training on uploaded audio samples. The voice can then be used for text-to-speech synthesis. Returns the voice ID and metadata upon successful creation. The voice may
- lmnt_delete_voice_info(id: string) — Deletes a voice from your LMNT account. This operation permanently removes the voice and cancels any pending operations on it. This action cannot be undone. Only voices owned by you (owner='me') can b
- lmnt_generate_speech_with_metadata(seed?: integer, text: string, debug?: boolean, model?: string, top_p?: number, voice: string, format?: string, language?: string, sample_rate?: integer, temperature?: number, return_durations?: boolean) — Generates speech from text and returns JSON with base64-encoded audio and optional word-level timing metadata. Use when you need the synthesis seed or word timestamps for subtitle synchronization. For
- lmnt_get_account() — Retrieves account information including subscription plan details and current usage statistics.
- lmnt_get_voice_info(id: string) — Gets metadata for a specific LMNT voice, including active status, supported languages, and plan availability. Useful for validating a voice ID before using it in synthesis requests.
- lmnt_get_voices_list(owner?: string, starred?: boolean) — Retrieves a list of available voices from LMNT. Returns both system-provided preset voices and any custom voices you have created. Use filters to narrow results by ownership (system vs custom) or star
- lmnt_synthesize_speech(seed?: integer, text: string, debug?: boolean, model?: string, top_p?: number, voice: string, format?: string, language?: string, sample_rate?: integer, temperature?: number) — Synthesizes speech from text using LMNT's AI voices. Converts text (up to 5000 characters) into natural-sounding speech audio using a specified voice. Returns base64-encoded audio at `data.response_da
- lmnt_update_voice(id: string, name?: string, gender?: string, starred?: boolean, unfreeze?: boolean, description?: string) — Updates information about a specific voice in LMNT. You can update the name, description, gender, starred status, and unfreeze state of a voice. Note: Only user-owned voices (owner='me') can have thei

## Example prompts
- "What can I do in LMNT?"
- "Show me a summary of my LMNT account"

## Links
Docs: https://mcp.ai/docs/mcps/lmnt
Website: https://mcp.ai/mcps/lmnt