the402 endpoint detail

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aeml-x402.zeabur.app gauge history-series

https://aeml-x402.zeabur.app/gauge/history-series

payable

[TIME SERIES EXPORT] Full retained series for one signal and entity (?days=, ?format=json or csv): every snapshot up to days (default 400, cap 1000) with snapshot_date, observed_at, data_age_hours, current, band and record_hash. For research, actuarial and base-rate work. Free 7-snapshot shape preview at /gauge/history-preview. Descriptive only, never a forecast or advice. No data -> 422 no_charge

We sent a real GET request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.09
Network
base
Pay to
0x2d16a243ba9facc6ac85519d5efad2149dc4c6c3
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
GET
Response latency
215 ms
Payment options
2 usable of 2
Last checked
2026-08-10T09:13:40.429Z (1d ago)
Category
search

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Faeml-x402.zeabur.app%2Fgauge%2Fhistory-series"