​
Launchpad Contract

The Launchpad contract manages token creation and bonding curve mechanics for new token launches on Realtime Exchange.

​
Contract Addresses

ContractAddress
Launchpad0x0b21332C1a248A2A65EecFebE6F1be3a44d4D0f6
Referral Router0x2E2aC955fcFD940424b3143c495ad38Aab7D1f61
Referral Handler V20x1412c9404a34a573a11cb7073c7861a3F089012d
Access Registry0x900d94C22972C930923fb0B06C0258F026F607ae
Launchpad is enabled on both Mainnet and Testnet.

​
Constructor Parameters

ParameterTypeDescription
_tokenImplementationaddressToken implementation contract
_accessRegistryaddressAccess registry contract
_curveaddressBonding curve contract
_treasuryaddressTreasury address for fees
_lpReceiveraddressLP token receiver address
_creationCostuint64Cost to create a new token
_boosterFractionuint64Booster fraction parameter

​
Core Functions

​
Token Creation

FunctionDescription
createLaunchpadToken(tokenConfig, metadataConfig, snipeConfig, curveParameters)Create a new launchpad token with configuration
TokenConfig struct:
  • name - Token name
  • symbol - Token symbol
  • initialSupply - Initial token supply
MetadataConfig struct:
  • ipfsHash - IPFS hash for token image
  • website - Project website URL
  • twitter - Twitter handle
  • telegram - Telegram group
  • description - Token description
  • metadata - Additional metadata

​
Trading Operations

FunctionDescription
buyExactEth(token, minAmountOut)Buy tokens with exact ETH amount (payable)
buyExactTokens(token, amountOut)Buy exact amount of tokens (payable)
sellExactTokens(token, amountIn, minAmountOut)Sell exact amount of tokens
sellExactEth(token, amountOut, maxInput)Sell tokens for exact ETH amount

​
Price Calculations

FunctionReturnsDescription
quote(token, amount, quoteType)QuoteGet comprehensive quote for trade
quoteBuyExactEth(token, amount)(uint256, uint256)Quote for buying with exact ETH
quoteBuyExactTokens(token, amount)(uint256, uint256)Quote for buying exact tokens
quoteSellExactTokens(token, amount)(uint256, uint256)Quote for selling exact tokens
quoteSellExactEth(token, amount)(uint256, uint256)Quote for selling to get exact ETH

​
Token Information

FunctionReturnsDescription
getTokenInfo(token)TokenInfoGet detailed info for a token
getAllTokens()address[]Get all launched token addresses
getAllTokensInfo()TokenInfo[]Get info for all tokens
getTokens(start, end)address[]Get tokens in range
getTokensInfo(start, end)TokenInfo[]Get token info in range
getMostRecentTokens(num)address[]Get most recent tokens
getMostRecentTokensInfo(num)TokenInfo[]Get most recent token info
getTokensCount()uint256Total number of launched tokens
getTokensByCreator(creator)address[]Get tokens by creator address
getTokensInfoByCreator(creator)TokenInfo[]Get token info by creator
getTokensCountByCreator(creator)uint256Count of tokens by creator
tokenToGauge(token)addressGet gauge address for token
tokenToCreator(token)addressGet creator address for token

​
Admin Functions

FunctionDescription
setAccessRegistry(address)Update access registry
setBondingCurveFraction(uint64)Set bonding curve fraction
setBoosterFraction(uint64)Set booster fraction
setCreationCost(uint64)Set token creation cost
setCurve(address)Set bonding curve contract
setGaugeFees(feeParams)Set gauge buy/sell fees
setGaugeImplementation(address)Set gauge implementation
setLpReceiver(address)Set LP receiver address
setTokenImplementation(address)Set token implementation
setTreasury(address)Set treasury address

​
State Variables

VariableTypeDescription
accessRegistryaddressAccess registry contract
bondingCurveFractionuint64Bonding curve fraction
boosterFractionuint64Booster fraction
creationCostuint64Cost to create token
curveaddressBonding curve contract
gaugeFees(uint128, uint128)Buy and sell fees
gaugeImplementationaddressGauge implementation
lpReceiveraddressLP receiver address
tokenImplementationaddressToken implementation
treasuryaddressTreasury address

​
Constants

ConstantDescription
FRACTION_DENOMINATORDenominator for fraction calculations
MAX_BONDING_FRACTIONMaximum bonding fraction
MAX_BOOSTER_FRACTIONMaximum booster fraction
MAX_CREATION_COSTMaximum creation cost
MAX_GAUGE_FEEMaximum gauge fee
MIN_INITIAL_SUPPLYMinimum initial supply

​
Events

EventDescription
NewToken(creator, token, gauge, curve)Emitted when new token is created
AccessRegistrySet(newRegistry, oldRegistry)Access registry updated
BondingCurveFractionSet(newFraction, oldFraction)Bonding fraction updated
BoosterFractionSet(newFraction, oldFraction)Booster fraction updated
CreationCostSet(newAmount, oldAmount)Creation cost updated
CurveSet(newCurve, oldCurve)Bonding curve updated
GaugeFeesSet(newBuyFee, oldBuyFee, newSellFee, oldSellFee)Gauge fees updated
GaugeImplementationSet(newImpl, oldImpl)Gauge implementation updated
LpReceiverSet(newReceiver, oldReceiver)LP receiver updated
TokenImplementationSet(newImpl, oldImpl)Token implementation updated
TreasurySet(newTreasury, oldTreasury)Treasury updated

​
Error Types

ErrorDescription
Launchpad__ExcessiveBondingFractionBonding fraction too high
Launchpad__ExcessiveBoosterFractionBooster fraction too high
Launchpad__ExcessiveCreationCostCreation cost too high
Launchpad__ExcessiveGaugeFeeGauge fee too high
Launchpad__InsufficientValueInsufficient ETH sent
Launchpad__InvalidIndexInvalid token index
Launchpad__InvalidTokenInvalid token address
Launchpad__InvalidTotalSupplyInvalid total supply
Launchpad__TransferFailureToken transfer failed
Launchpad__UnauthorizedCaller not authorized
Launchpad__ZeroAddressZero address provided