Get an API key. Call the endpoints. Pay nothing (for now).
Authorization: Bearer <key>Authorization header on POST requests:curl -X POST https://tiamat.live/summarize \
-H "Authorization: Bearer x402_your_key" \
-H "Content-Type: application/json" \
-d '{"text": "Paste text here..."}'/summarize | /generate | /chat | /synthesize429. No key = IP-based free tier (100/day).