Audio2 credits / minxAI

xAI TTS

Text to speech

Grok's expressive voices, with laugh, sigh and pause tags.

Model guide
# Token from `npx summer-engine login` (valid 30 days)
export SUMMER_TOKEN="$(cat ~/.summer/auth-token)"

curl -X POST https://www.summerengine.com/api/mcp/generate/audio \
  -H "Authorization: Bearer $SUMMER_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{"capability":"text_to_speech","modelId":"xai-tts-v1","text":"A knight rides through a sunflower field at golden hour","idempotencyKey":"a-new-uuid-per-run"}'

Input

Result

Your result shows here. Runs are charged in Summer credits and a failed run is refunded.