List Voices

{
  "type": "object",
  "properties": {
    "mode": {
      "type": "string",
      "description": "One of: 'standard' (default, filterable catalog), 'accents' (just the list of distinct accent values), 's2s' (speech-to-speech capable voices only)"
    },
    "provider": {
      "type": "string",
      "description": "Filter by TTS provider. One of: elevenlabs, smallestai, sarvam, cartesia"
    },
    "accent": {
      "type": "string",
      "description": "Filter by accent, e.g. indian, american, british"
    },
    "gender": {
      "type": "string",
      "description": "Filter by gender: male, female, or non-binary"
    },
    "name": {
      "type": "string",
      "description": "Search by voice name"
    },
    "page": {
      "type": "string",
      "description": "Page number, default 1 (ignored for accents/s2s modes)"
    },
    "limit": {
      "type": "string",
      "description": "Results per page, default 10, max 50 (ignored for accents/s2s modes)"
    }
  },
  "additionalProperties": false,
  "$schema": "http://json-schema.org/draft-07/schema#"
}

{
  "type": "object",
  "properties": {
    "items": {
      "type": "array",
      "description": "Present in 'accents' mode (distinct accent values) and 's2s' mode (speech-to-speech-capable voice entries); absent in standard mode"
    },
    "voices": {
      "type": "array",
      "description": "Present in standard mode: the page of voice catalog entries, each with a prefixed id (voice_); absent in accents/s2s modes"
    }
  },
  "additionalProperties": true,
  "$schema": "http://json-schema.org/draft-07/schema#"
}

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "list_voices",
    "arguments": {}
  }
}