x402
Make a link payable by software.
Create an x402-compatible payment endpoint without building wallet, settlement, or checkout code.
From link to paid link.
- 01
Add the destination and price.
- 02
Payfirst returns standard HTTP 402 terms.
- 03
After settlement, the client receives the destination.
A fast first x402 endpoint.
Use Payfirst for prototypes and one-time resources delivered as a URL. It is a paid redirect, not an API proxy or per-request authorization layer.