the402 endpoint detail

← All endpoints

predict.memoryapi.org predict platform_arb

https://predict.memoryapi.org/x402/predict/platform_arb

payable

Find prediction market arbitrage across Polymarket, Kalshi, and Manifold.

We sent a real GET request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.001
Network
base
Pay to
0x24FAcafEB49b4e3FACF0B3e69604A2F4640c9bf2
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
GET
Response latency
209 ms
Payment options
1 usable of 1
Last checked
2026-08-10T09:17:54.390Z (1d ago)
Category
other

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fpredict.memoryapi.org%2Fx402%2Fpredict%2Fplatform_arb"