MP
API Reference
Endpoints

GET /payment-methods

List enabled methods, fees, and per-currency limits.

GET/payment-methodsany key

List payment methods enabled for the merchant in the active environment, with fees and per-currency limits.

Request
curl https://sandbox-api.key2pays.com/v1/payment-methods \
  -H "Authorization: Bearer sk_test_51N8mP...exampleK3Y"
Response
{
  "data": [
    { "method": "spei", "country": "MEX", "min": 100, "max": 500000, "currency": "MXN", "fee": { "percent": 2.5, "flat": 6 } },
    { "method": "pix",  "country": "BRA", "min": 100, "max": 200000, "currency": "BRL", "fee": { "percent": 1.9, "flat": 0 } }
  ]
}
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POST /payments/{id}/refund
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