API reference · Holders & tokens

Coin detail

One token: its links across layers, the markets it trades on, its 5 largest holders.

GET https://api.femtos.xyz/v1/coins/{layer}/{id}

Parameters

ParamInExample or valuesMeaning
layerpathelysium (Elysium); hypercore (HyperCore); hyperevm (HyperEVM)Layer
idpath<token> (Elysium); HYPE (HyperCore); <evmToken> (HyperEVM)HyperCore token name (HYPE) or 0x address (HyperEVM, Elysium)
includeSpamquery(empty), truePools of spam tokens in `markets` (a spam coin always lists its own pools) (Elysium, HyperEVM)

Example

Elysium

curl -H "Authorization: Bearer $FEMTOS_KEY" "https://api.femtos.xyz/v1/coins/elysium/<token>"

HyperCore

curl -H "Authorization: Bearer $FEMTOS_KEY" "https://api.femtos.xyz/v1/coins/hypercore/HYPE"

HyperEVM

curl -H "Authorization: Bearer $FEMTOS_KEY" "https://api.femtos.xyz/v1/coins/hyperevm/<evmToken>"

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

Response fields

FieldTypeMeaning
coinobject/api/coins item; a spam token still answers, flagged spam / spamReason: {layer, id, symbol, name, decimals, totalSupply, priceUsd, links, coverage, spam, spamReason}
markets[]objectMarkets where it is base or quote, most traded first: {layer, id, symbol, base, quote, kind, price, priceUsd, change24h, volume24hUsd, trades24h, szDecimals, …}
holdersobjectHolders (5 largest) or {unavailable}

Related: Holders & tokens

  • Token registry GET /v1/coins Elysium, HyperCore, HyperEVM
    HyperCore tokens with their HyperEVM contract and price.
  • Token metadata GET /v1/tokens Elysium, HyperCore, HyperEVM
    Metadata of up to 100 tokens: supply, creator, logo and socials when indexed, family, spam. Also POST with a JSON body.
  • Token overview GET /v1/tokens/{address} Elysium, HyperEVM
    One token across all its pools: price, FDV, market cap, liquidity, windows, holders, top pools.
  • Token across layers GET /v1/tokens/{address}/lifecycle Elysium, HyperCore, HyperEVM
    One token from its Elysium launch to its HyperEVM mirror, HyperCore spot and perps, each link proven or marked inferred.
  • Holders GET /v1/holders Elysium, HyperCore, HyperEVM
    Spot balances of a HyperCore token, largest first.
  • Perp holders GET /v1/holders HyperCore
    Largest open positions of a perp, long and short.
  • Token families GET /v1/token-families Elysium, HyperEVM
    Tokens whose balance moves without Transfer logs: Aave aTokens and debt tokens, stHYPE, xStocks.
  • Family token holders GET /v1/token-families/{token} Elysium, HyperEVM
    Holders of one family token with balanceOf at the indexed head.
  • Token transfers GET /v1/transfers Elysium
    ERC-20 Transfer events of one token, newest first.
  • Token security GET /v1/tokens/{address}/security Elysium, HyperEVM
    Honeypot check: a buy, a transfer and a sell simulated on our node, taxes, owner powers, holders and LP, with a verdict.
  • Spam tokens GET /v1/tokens/spam Elysium, HyperEVM
    Tokens the indexer flags as spam, left out of every list, and the latest flag changes.

More

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