approval-check
Check a token approval before signing it: reads the ERC-20 allowance (owner -> spender) live on Base and returns the raw allowance, an unlimited-approval flag and a risk verdict. Read-only, no keys, no transaction.
Input Schema
TableJSON Schema
| Name | Required | Description | Default |
|---|---|---|---|
| owner | Yes | ERC-20 token owner address (0x + 40 hex). | |
| token | No | ERC-20 token address. Defaults to USDC on Base. | |
| spender | Yes | Spender address whose allowance is checked. |