the402 endpoint detail

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marketdata.use.x402atlas.com futures-contracts

https://marketdata.use.x402atlas.com/futures-contracts

answers 402

Futures contract discovery and specifications — tickers, trade dates, maturity, settlement and tick sizes by product code.

We sent a real GET request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.01
Network
base
Pay to
0x9D667BC76F166322df087b3B3927D4d83D44A5d0
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
GET
Response latency
36 ms
Payment options
4 usable of 4
Last checked
2026-08-15T14:22:41.655Z (2d ago)
Category
search

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fmarketdata.use.x402atlas.com%2Ffutures-contracts"