x402-preflight
Catch the silent-fail landmines in your x402 payment config before you deploy — network/CAIP-2 mismatch, the EIP-712 USDC domain-name trap, testnet/mainnet asset mix-ups, facilitator capability, and sub-cent price economics.
Catch the silent-fail landmines in your x402 payment config before you deploy — network/CAIP-2 mismatch, the EIP-712 USDC domain-name trap, testnet/mainnet asset mix-ups, facilitator capability, and sub-cent price economics.