API reference, Holders & tokens
Holders history
Holder count of an ERC-20 per day, and now.
- Not on HyperCore: HyperCore holders are snapshots of its ledger: the holders page counts them now
GET https://api.femtos.xyz/v1/holders/history
Parameters
| Param | In | Example or values | Meaning |
|---|---|---|---|
layer | query | elysium (Elysium); hyperevm (HyperEVM) | EVM layer |
token | query | <token> (Elysium); <evmToken> (HyperEVM) | Token address |
days | query | 30 | UTC days, today included |
Example
Elysium
curl -H "Authorization: Bearer $FEMTOS_KEY" "https://api.femtos.xyz/v1/holders/history?layer=elysium&token=<token>&days=30"HyperEVM
curl -H "Authorization: Bearer $FEMTOS_KEY" "https://api.femtos.xyz/v1/holders/history?layer=hyperevm&token=<evmToken>&days=30"Key: Authorization: Bearer $FEMTOS_KEY. Get a free key, or with no browser through agent onboarding.
Response fields
| Field | Type | Meaning |
|---|---|---|
points[] | object | One per daily snapshot in the window, oldest first; the snapshots before the token's first holder are left out: {day, t, height, holders} |
points[].holders | int | Holders at that head: positive balances, system addresses left out (as /holders totalHolders) |
current | object | null | The count at the indexed head now; null when it cannot answer: {t, height, holders} |
since | int | null | Time of the layer's first snapshot (Unix ms): the history starts there; null before it |
Related: Holders & tokens
- Token registry GET /v1/coins Elysium, HyperCore, HyperEVM
HyperCore tokens with their HyperEVM contract and price. - Coin detail GET /v1/coins/{layer}/{id} Elysium, HyperCore, HyperEVM
One token: its links across layers, the markets it trades on, its 5 largest holders. - 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. - Holders stream WS elysium.holders | hyperevm.holders Elysium, HyperEVM
The largest holders and holder count of a HyperEVM token (GET /v1/holders), pushed on subscribe and in the block that moves one of its balances. - 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, HyperEVM
ERC-20 Transfer events of one token, newest first. - Token transfers stream WS elysium.transfers | hyperevm.transfers Elysium, HyperEVM
The ERC-20 transfers of one token on HyperEVM, pushed as each block is indexed; min_usd or min_amount for whale alerts. - 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. - Top traders GET /v1/tokens/{address}/traders Elysium, HyperEVM
The wallets that traded a token over the last 1h, 6h or 24h, ranked by PnL or volume, with average prices and realized / unrealized PnL. - 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
- This page as Markdown
- The whole API reference
- What Elysium serves
- What HyperEVM serves
- The whole API in one Markdown file
- OpenAPI 3.1 document
Agent guide (agents.md)llms.txtOpenAPIMCP serverGet an API keyChangelog