> For the complete documentation index, see [llms.txt](https://doc.fracton.cool/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://doc.fracton.cool/fractonxs-solutions/terminology/erc721-greater-than-the-original-nft.md).

# ERC721 -> The Original NFT

ERC721 tokens, like the BAYC(Bored Ape Yacht Club), are the real asset in the BAYC Meta-Swap, serving as reserves backing the value of the hiBAYC token.