the402 endpoint detail

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api.bitrefill.com invoice create

https://api.bitrefill.com/x402/invoice/create

payable

Create a price-locked USDC invoice for one or more gift cards, eSIMs, or mobile top-ups.

We sent a real POST request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.002
Network
base
Pay to
0x480CD46E6faDe651a0437DeaddA53D5c8e7D846A
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
POST
Response latency
367 ms
Payment options
4 usable of 4
Last checked
2026-08-10T09:08:37.288Z (1d ago)
Category
finance-crypto

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fapi.bitrefill.com%2Fx402%2Finvoice%2Fcreate"