Grok TTS

spacexai/grok-tts

A text-to-speech model, at $15.75 per million characters.

Details

Maker: spacexai
Kind: Speech
Price: $15.75 per million characters
Capabilities: None listed
Takes: Text
Returns: Audio
Zero data retention: Yes, on every provider
No training on requests: Yes, on every provider
Released: 2026-03-16

Description

Generate speech with 5 expressive voices, speech tags, and telephony codecs.

Call it

curl

curl https://phantom.codes/v1/audio/speech \
  -H "Authorization: Bearer $PHANTOM_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "spacexai/grok-tts",
    "input": "Hello from Phantom"
  }' \
  --output speech.mp3

Set PHANTOM_KEY to your key. Any OpenAI client works with the base URL https://phantom.codes/v1.

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