femtos

HyperCore · Holders

Perp holders

Largest open positions of a perp, long and short.

GET https://api.femtos.xyz/v1/holders

Parameters

ParamInExample or values
layerqueryhypercore
tokenqueryBTC
kindquerypositions, balances
limitquery20

Example

curl -H "Authorization: Bearer $FEMTOS_KEY" "https://api.femtos.xyz/v1/holders?layer=hypercore&token=BTC&kind=positions&limit=20"

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

Response fields

FieldTypeMeaning
totalHoldersintpositive balances, system excluded
top10Sharenumber | null10 largest shares, 0–1
holders[]object{address, amount, share, usd?, side?, label?}
system[]objectbridge, pools, fee collector… (excludeSystem=0 to count them)
asOf · heightinttime and block of the balances

Related: Holders

  • Token holders GET /v1/holders
    Spot balances of a HyperCore token, largest first.
  • Token registry GET /v1/coins
    HyperCore tokens with their HyperEVM contract and price.
  • Coin detail GET /v1/coins/{layer}/{id}
    One token: its links across layers, the markets it trades on, its 5 largest holders.

More