What is X402 Payments?
X402 Payments explained for crypto payment merchants using Zateway.
X402 Payments is an important payments concept. Zateway helps merchants apply it with non-custodial USDT/USDC checkout on Polygon, Solana, Base, BSC, Arbitrum, Optimism, 1% flat fees, and direct-to-wallet settlement.
Why X402 Payments matters
Teams evaluating X402 Payments usually care about fee drag, settlement speed, and custody risk. Zateway removes intermediary holds so x402 payments workflows settle on-chain.
Using X402 Payments with Zateway
Create a payment session or payment link, let customers pay in USDT/USDC, verify HMAC webhooks, then fulfill. This operationalizes X402 Payments without taking custody of merchant funds.
Implementation checklist
Use sandbox keys first, pick low-fee chains (Polygon/Solana/Base), store tx hashes for audit, and monitor confirmed vs settled states for X402 Payments-related flows.