Gradium TTS API: Pricing and Specs

Gradium TTS API

Gradium TTS is a text-to-speech model by Gradium, available on the Venice API as tts-gradium-v1. Requests are anonymized, so the provider never sees your identity.

Gradium TTS API pricing

Model ID	Variant	Privacy	Price
`tts-gradium-v1`	Standard	Anonymized	$47.50 / 1M chars

Gradium TTS specifications

Spec	Value
Provider	Gradium
Released	Jun 5, 2026
Privacy	Anonymized
Status	Stable
Voices	12
Formats	wav, pcm, opus

How to use the Gradium TTS API

Send requests to POST https://api.venice.ai/api/v1/audio/speech with "model": "tts-gradium-v1" and your API key.

curl https://api.venice.ai/api/v1/audio/speech \
  -H "Authorization: Bearer $VENICE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "tts-gradium-v1",
    "input": "Private AI for everyone.",
    "voice": "Alice",
    "response_format": "mp3"
  }' --output speech.mp3

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ElevenLabs Turbo v2.5 API: $62.50 / 1M chars
Orpheus TTS API: $62.50 / 1M chars

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Gradium TTS API

Gradium TTS API pricing

Gradium TTS specifications

How to use the Gradium TTS API

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