Payment Form

Test different HTTP methods

Initial Request Headers (from HTML GET)

{
  "host": "experiments.cfi-fingerprint.com",
  "cf-connecting-o2o": "1",
  "cf-ipcountry": "US",
  "accept-encoding": "gzip, br",
  "x-forwarded-for": "216.73.216.41,216.73.216.41,172.70.231.6",
  "cf-ray": "9dcf0ccfea5bc892-EWR",
  "x-forwarded-proto": "https",
  "cf-visitor": "{\"scheme\":\"https\"}",
  "user-agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])",
  "accept": "*/*",
  "cdn-loop": "cloudflare; loops=2",
  "cf-connecting-ip": "216.73.216.41",
  "cookie": "__cf_bm=2Ty_AhmoVLVpudfjrDq1b.8gm1ZsKo31dSaIqDNlcdE-1773614743-1.0.1.1-QcFj9SUZ7XJG0QWYEgA9e6TaesMiTaXwimAXj5PrH_cLA12i8Qd4SXx9rAL5zZB.d3xWOyj7ak.cbCumd.A5B.lOEYdRaBP6.kfB9Xu2B_E",
  "do-connecting-ip": "216.73.216.41",
  "x-forwarded-host": "experiments.cfi-fingerprint.com",
  "x-forwarded-port": "8080"
}

Fetch API

XHR

HTTP Form

Uses a plain HTML form submission to POST directly to /api/pay-1.