/extractThis is a paid x402 endpoint. You're seeing this preview because
you opened it in a browser with GET — no charge, nothing happened.
eip155:8453USDC · Scheme: exact0xea6c6d0361a758e51004fc5b0c31a3c6b2408858https://api.cdp.coinbase.com/platform/v2/x402curl -X POST https://x402-extract-wg5z.onrender.com/extract \
-H 'Content-Type: application/json' \
-H "PAYMENT-SIGNATURE: <base64-signed-payment>" \
-d '{"url":"https://example.com/article","format":"markdown"}'
The first unpaid POST returns 402 with the full payment
challenge (amount, asset, payTo, supported schemes). Sign it with any x402 v2
client and retry — the signed payment travels in the
PAYMENT-SIGNATURE header.
Free pre-check: GET /validate?url=… ·
Docs: / · Status: /health