the402 endpoint detail

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kronossignals.com gex eth

https://kronossignals.com/api/v1/gex/eth

answers 402

Gamma Exposure (GEX) and max-pain options tool for BTC and ETH from the Deribit public API. Returns an aggregate GEX strike ladder (dealer-convention net gamma per strike), gamma flip level (zero-cumulative-GEX strike), spot regime above or below flip, max-pain strikes for upcoming weekly and monthly expiries, an expected-move cone (ATM-IV-derived 1-sigma, front expiry), and a heuristic pin-risk s

We sent a real GET request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.04
Network
base
Pay to
0x36038e1d712c5e39f35952164ec58ec2b96caee7
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
GET
Response latency
99 ms
Payment options
1 usable of 1
Last checked
2026-08-15T14:22:07.907Z (3d ago)
Category
data

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fkronossignals.com%2Fapi%2Fv1%2Fgex%2Feth"