the402 endpoint detail

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x402render-u5vwpxpyua-uc.a.run.app kalshi-markets

https://x402render-u5vwpxpyua-uc.a.run.app/kalshi-markets

answers 402

Live Kalshi markets with yes/no prices normalised to probabilities, volume and open interest

We sent a real GET request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.008
Network
base
Pay to
0x71c09a4946d451Ae56F22EcAd4af4Fe1380aE347
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
GET
Response latency
66 ms
Payment options
1 usable of 1
Last checked
2026-09-06T01:12:50.049Z (30d ago)
Category
finance-crypto

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fx402render-u5vwpxpyua-uc.a.run.app%2Fkalshi-markets"