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ERC-721 vs ERC-7662

Non-Fungible Token Standard compared with AI Agent NFTs.

ERC-7662 is a strict superset of ERC-721
10 shared · 10 vs 11 functions · 100% of the smaller surface

🤝 Shared (10)

0x095ea7b3approve(address,uint256)
0x70a08231balanceOf(address)
0x081812fcgetApproved(uint256)
0xe985e9c5isApprovedForAll(address,address)
0x6352211eownerOf(uint256)
0xb88d4fdesafeTransferFrom(address,address,uint256,bytes)
0x42842e0esafeTransferFrom(address,address,uint256)
0xa22cb465setApprovalForAll(address,bool)
0x01ffc9a7supportsInterface(bytes4)
0x23b872ddtransferFrom(address,address,uint256)

◀️ Only in ERC-721 (0)

None.

▶️ Only in ERC-7662 (1)

0xaf87e086getAgentData(uint256)

Both surfaces parsed from the canonical specifications: ERC-721 · ERC-7662