the402 endpoint detail

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api.aye.today v1 alert_check

https://api.aye.today/v1/alert_check

answers 402

Attested resolution: is at least one NOAA/NWS alert at or above a requested severity active for a covered station's point right now? Evidence bundle with the hash-attested alerts payload and alert count, capped by an aye/nay receipt — never a bare boolean. Refusals are free.

We sent a real POST request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.01
Network
base
Pay to
0x552Cc4A10878C7F20574489D47184249657Ca3f6
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
POST
Response latency
196 ms
Payment options
1 usable of 1
Last checked
2026-09-06T01:20:39.180Z (2h ago)
Category
other

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fapi.aye.today%2Fv1%2Falert_check"