API reference, Launches

One launchpad

  • Elysium: One Elysium launchpad's figures and its launches and graduations per day over 30 days.
  • HyperEVM: One HyperEVM launchpad's figures and its launches and graduations per day over 30 days.
  • Not on HyperCore: served on Elysium and HyperEVM only

GET https://api.femtos.xyz/v1/launchpads/{name}

Parameters

ParamInExample or valuesMeaning
namepathascend (Elysium); liquidlaunch (HyperEVM)Launchpad name (`ascend`, `obol`, `liquidlaunch`, `unknown`…: `name` of GET /v1/launchpads) or one of its contracts
layerquery(empty), elysium, hyperevmEVM layer

Example

Elysium

curl -H "Authorization: Bearer $FEMTOS_KEY" "https://api.femtos.xyz/v1/launchpads/ascend"

HyperEVM

curl -H "Authorization: Bearer $FEMTOS_KEY" "https://api.femtos.xyz/v1/launchpads/liquidlaunch"

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

Response fields

FieldTypeMeaning
namestringLaunchpad name: the `launchpad` filter of GET /v1/launches. `unknown`: the launches no launchpad we know of names (tokens launched by a contract we cannot name yet, or by their creator directly)
labelstring | nullIts display name (as the launchpad writes it); null for `unknown` or when none is held
launches24hintLaunches in the last 24 hours
launchesintLaunches since the chain started
onCurveintLaunches still on their bonding curve now
graduatedint | nullCurve launches that graduated to a DEX pool; null when none of its launches is on a curve (a launch straight into a pool has nothing to graduate from; an Ascend pool's escrow graduation is `ascendGraduation` of its launch row)
graduationRatenumber | nullgraduated / curveLaunches, 0 to 1; null as `graduated`
volume24hUsddecimal24 h volume in USD of its tokens, each in the pool it trades in now (exact sum of the markets list's volume24hUsd)
topobject | nullIts token with the most 24 h volume; null when none traded in 24 hours: {token, symbol, market, volume24hUsd, mcapUsd}
daily[]objectThe last 30 UTC days, oldest first: {day, time, launches, graduated}

Related: Launches

  • Launchpads ranked GET /v1/launchpads Elysium, HyperEVM
    Every HyperEVM launchpad ranked by launches, graduations or 24 h volume, with its top token.
  • Launches GET /v1/launches Elysium, HyperEVM
    Latest LiquidLaunch bonding-curve launches, newest first.
  • Launches stream WS elysium.launches | hyperevm.launches Elysium, HyperEVM
    One message per new launch of a HyperEVM launchpad (LiquidLaunch by default; Signal, Alt.fun or every launchpad with the launchpad filter), the moment its block is indexed; with updates, one more each time a launch trades on its curve, trades for the first time or graduates.
  • Launch detail & signals GET /v1/launches/{token} Elysium, HyperEVM
    Metrics, dev wallet, early buyers and risk signals of one launch.
  • Launch holders GET /v1/launches/{token}/holders Elysium, HyperEVM
    Every holder of a launched token, tagged dev or early buyer, with concentration.
  • Launch timeline GET /v1/launches/{token}/timeline Elysium, HyperEVM
    The whole life of a launch as ordered events with running state.
  • New tokens GET /v1/tokens/new Elysium, HyperEVM
    Every ERC-20 created on HyperEVM, newest first, with its first pool and market figures.
  • New tokens stream WS elysium.tokens.new | hyperevm.tokens.new Elysium, HyperEVM
    One message per new token as its block is indexed, and another when its first pool opens; with updates, one more each time a new token trades.
  • New pools GET /v1/pools/new Elysium, HyperEVM
    Every new pair or pool on HyperEVM, from every discovered factory and PoolManager, newest first.
  • New pools stream WS elysium.pools.new | hyperevm.pools.new Elysium, HyperEVM
    One message per new pool, the moment its block is indexed.
  • Creator sells stream WS elysium.creator.sells | hyperevm.creator.sells Elysium, HyperEVM
    A token's creator selling it on HyperEVM: amount, USD, the share of its holding sold and what it still holds, one message per block.
  • Ascend swaps stream WS ascend.swaps Elysium
    Every swap of every Ascend pool, one message per block.
  • Ascended transitions WS ascend.status Elysium
    A message when a launch crosses your thresholds, in the block where it happens.
  • Lifecycle stage changes WS ascend.lifecycle Elysium
    A message when a launched token reaches its next stage: listing desk, HyperEVM mirror, HyperCore spot, perp.

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