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SPORE x402 Attestation

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
NameRequiredDescriptionDefault
ownerYesERC-20 token owner address (0x + 40 hex).
tokenNoERC-20 token address. Defaults to USDC on Base.
spenderYesSpender address whose allowance is checked.

Schema Changelog

Changes observed during successful MCP inspections.

  1. First observed

TDQS

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