Protocol

Contracts & networks

HoodPerp runs on Robinhood Chain. This page lists the network parameters and the on-chain contracts that power swaps, deposits, and buybacks.

Network#

Parameter	Value
Network	Robinhood Chain
Chain ID	`4663`
RPC	`https://rpc.mainnet.chain.robinhood.com`
Explorer	robinhoodchain.blockscout.com
Native currency	ETH

Core tokens#

Token	Address
USDG	`0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168`
$HPERP	0x2b10D89bA75cfE18f2678a66e4c18c1005b03AFA
Stock tokens	Listed on the Blockscout token list

Contracts#

Contract	Address	Role
Router	0xfcF6B2f693027bB493974ECDb4f5035B78F8b90A	Atomic stock → USDG swap + Lighter perps deposit
WithdrawRouter	0x3E28321aa7e9fD423A99f56942AccE23aD9d18DC	USDG → stock token after Lighter withdrawal settles on L1
BuybackVault	0x763947FDF7a866122Db1927bE42038fF53a1bA6A	USDG fee buybacks via Uniswap v3 (USDG → WETH → HPERP) + voluntary HPERP deposit/withdraw/burn
USDG	0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168	Margin collateral stablecoin (6 decimals)
Lighter	0x94bAB9693Ba2f6358507eFfcbd372b0660AFfF9d	On-chain deposit / settlement contract
Uniswap Universal Router	0x8876789976dEcBfCbBbe364623C63652db8C0904	Spot swaps (Uniswap v4)
Permit2	0x000000000022D473030F116dDEE9F6B43aC78BA3	Token approvals for the Universal Router

Router details#

Entrypoint: convertAndDeposit(stockToken, amountIn, minUsdgOut, deadline) — swaps a stock token to USDG via Uniswap v4 and deposits margin to the caller's Lighter account in one tx.
USDG asset index: 3 (Lighter perps route)
Minimum deposit: 1 USDG
Pre-configured stock tokens: AAPL, TSLA, NVDA, MSFT, GOOGL (more can be added by the owner via setStockToken)

WithdrawRouter details#

After Lighter settles a USDG withdrawal to your wallet, call the WithdrawRouter to swap USDG back into a supported stock token. Pre-configured targets match the Router's stock list.

BuybackVault

$HPERP: 0x2b10D89bA75cfE18f2678a66e4c18c1005b03AFA. BuybackVault: 0x763947FDF7a866122Db1927bE42038fF53a1bA6A. Buybacks swap USDG → WETH → $HPERP on Uniswap v3 and burn the proceeds.

BuybackVault details#

Route: USDG → WETH (0.05% / fee 500) → $HPERP (1% / fee 10000) via Uniswap v3
Entrypoint: executeBuyback(minHoodOut, deadline) — keeper-only, interval-throttled
Max spend per run: 10,000 USDG (6 decimals)
Burn destination: 0x000000000000000000000000000000000000dEaD
Voluntary burn: anyone can depositHood(amount) (after approving the vault), then burnHood(amount) to permanently burn, or withdrawHood(amount) to reclaim. Deposits are tracked per address and are never touchable by the owner or keeper.

Adding the network manually#

json

{
  "chainId": 4663,
  "chainName": "Robinhood Chain",
  "rpcUrls": ["https://rpc.mainnet.chain.robinhood.com"],
  "nativeCurrency": { "name": "Ether", "symbol": "ETH", "decimals": 18 },
  "blockExplorerUrls": ["https://robinhoodchain.blockscout.com"]
}