Gemini 3.8 Flash TTS

# Inspect the price — a plain request returns the 402 challenge:
curl -i https://api.glianalabs.com/v1/infer \
  -H "content-type: application/json" \
  -d '{
    "model": "google/gemini-3.8-flash-tts",
    "text": "<text to speak>"
  }'

# Pay + run in one step with the mppx CLI (create a wallet: npx mppx account create):
npx mppx https://api.glianalabs.com/v1/infer \
  -J '{"model": "google/gemini-3.8-flash-tts", "text": "<text to speak>"}'