List available voices
GET
https://api.hmsovereign.com/api/v1/voices
Voices
Last modified:2026-03-12 10:32:36
Maintainer:Jesper Rietbergen
Voice Providers
Local Voices (All Users)
ElevenLabs (BYOK)
eleven_flash_v2_5 (fastest, default), eleven_v3 (expressive dialogue with audio tags - supports [emotion] cues in square brackets), eleven_multilingual_v2 (best quality), eleven_turbo_v2_5 (balanced), eleven_monolingual_v1 (English only).xAI Grok Realtime (BYOK)
llm_config.voice when creating/updating an agent.ara, rex, sal, eve, leoChoosing the Right Voice
| Use Case | Recommended |
|---|---|
| Appointments, surveys, support | Local voices (fast, clear) |
| Sales, relationship-building | ElevenLabs (natural, expressive) |
| Real-time conversations | xAI Grok Realtime (low latency) |
{
"name": "Appointment Agent",
"tts_config": {
"provider": "local",
"voice_id": "nl_NL-pim-medium",
"language": "nl"
}
}Request
Responses
Request Request Example
Shell
JavaScript
Java
Swift
curl --location --request GET 'https://api.hmsovereign.com/api/v1/voices'Response Response Example
{
"voices": [
{
"id": "nl_NL-pim-medium",
"name": "Pim",
"language": "nl",
"description": {
"en": "Pim (Dutch, Male)",
"nl": "Pim (Nederlands, Man)"
},
"provider": "local"
}
],
"xai_realtime_voices": [
{
"id": "ara",
"name": "Ara",
"style": "Female, professional"
},
{
"id": "rex",
"name": "Rex",
"style": "Male, friendly"
},
{
"id": "sal",
"name": "Sal",
"style": "Neutral, calm"
},
{
"id": "eve",
"name": "Eve",
"style": "Female, warm"
},
{
"id": "leo",
"name": "Leo",
"style": "Male, energetic"
}
]
}Modified at 2026-03-12 10:32:36