HyperEVM · NFTs

Active NFT collections

Collections with the most transfers over the last 1 h or 24 h.

GET https://api.femtos.xyz/v1/nfts/collections

Parameters

curl -H "Authorization: Bearer $FEMTOS_KEY" "https://api.femtos.xyz/v1/nfts/collections?layer=hyperevm&window=24h&limit=20"

Key: Authorization: Bearer $FEMTOS_KEY or X-API-KEY. Get a free key, or with no browser through agent onboarding.

Field	Type	Meaning
`collections[]`	object	{address, standard, name, symbol, transfers, mints, burns, lastBlock}
`from · to`	int	window (ms), ends at the indexed head
`fromBlock · toBlock`	int	blocks read

NFT collection GET /v1/nfts/collections/{address}
Metadata, tokens seen and 24 h activity of one collection.
Collection tokens GET /v1/nfts/tokens
Tokens of a collection by id, with their owner and metadata URI.
NFTs of a wallet GET /v1/nfts/owned
ERC-721 tokens owned and ERC-1155 balances of one address.
NFT transfers GET /v1/nfts/transfers
Transfers of a collection or one token, newest first. While HyperEVM syncs: the last 24 h or 7 d of indexed blocks.