melotts

Text-to-Speech • MyShell • Hosted

MeloTTS is a high-quality multi-lingual text-to-speech library by MyShell.ai.

Model Info
Unit Pricing	$0.0002 per audio minute

Usage

export interface Env {
  AI: Ai;
}

export default {
  async fetch(request, env): Promise<Response> {
    const { audio } = await env.AI.run('@cf/myshell-ai/melotts', {
      prompt: 'Hello world',
      lang: 'en',
    });
    // Returns the base64 encoded MP3 audio
    return Response.json({ audio });
  },
} satisfies ExportedHandler<Env>;

Parameters

Input
Output

prompt

stringrequiredminLength: 1A text description of the audio you want to generate

lang

stringdefault: enThe speech language (e.g., 'en' for English, 'fr' for French). Defaults to 'en' if not specified

{
  "type": "object",
  "properties": {
    "prompt": {
      "type": "string",
      "minLength": 1,
      "description": "A text description of the audio you want to generate"
    },
    "lang": {
      "type": "string",
      "default": "en",
      "description": "The speech language (e.g., 'en' for English, 'fr' for French). Defaults to 'en' if not specified"
    }
  },
  "required": [
    "prompt"
  ]
}

{
  "oneOf": [
    {
      "type": "object",
      "contentType": "application/json",
      "properties": {
        "audio": {
          "type": "string",
          "description": "The generated audio in MP3 format, base64-encoded"
        }
      }
    },
    {
      "type": "string",
      "contentType": "audio/mpeg",
      "format": "binary",
      "description": "The generated audio in MP3 format"
    }
  ]
}