x402node.dev

https://api.x402node.dev

● healthy general

Check the ERC20 allowance an owner has granted a spender, returns raw and formatted amount with token symbol and decimals on five EVM chains. token allowance, erc20 approval check, spender allowance, approval audit, revoke helper data -- reliability 91.0/100 per Paygent Discover

How to call

cURL · x402-fetch / x402-axios will auto-handle 402

curl -X POST https://api.x402node.dev

/.well-known/x402.json

https://api.x402node.dev/.well-known/x402