Gate402 Tools $1 / use

QR code generator

Generate a QR code (PNG or SVG) for a URL or any text.

URL or text Format Size (px, PNG only) Card payment

Result

{}

Agent endpoint (x402)

POST returns HTTP 402 Payment Required until paid.

curl -s -X POST https://gate402.app/v1/qr-code \
  -H 'content-type: application/json' \
  -d '{…}'
# → 402, then retry with PAYMENT-SIGNATURE / X-PAYMENT