the402 endpoint detail

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open-pay.jp jpyc transfers

https://open-pay.jp/api/paid/usdc/jpyc/transfers

answers 402

List recent JPYC Transfer events on one supported chain from roughly the last hour of blocks, optionally filtered by address — tx hash, from, to, amount, block. Without a cursor: newest first. With a cursor: only events after that position, oldest first, so each observed event is returned once within the scanned window. Use to confirm a recent JPYC payment or monitor wallet activity. Not for histo

We sent a real GET request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.005
Network
base
Pay to
0x52d4901142e2B5680027da5EB47C86CB02a3cA81
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
GET
Response latency
95 ms
Payment options
1 usable of 1
Last checked
2026-09-06T01:13:18.538Z (23d ago)
Category
finance-crypto

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fopen-pay.jp%2Fapi%2Fpaid%2Fusdc%2Fjpyc%2Ftransfers"