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Liquidity Hub & Liquidity Pools

Central to both Sprinter Stash and Solve is the Liquidity Hub—the smart contract that manages and distributes liquidity.

Liquidity Hub​

Contract Address (Base): 0xa593A9bBBc65be342FF610a01e96da2EB8539FF2

Responsibilities:​

  • Depositing Liquidity: LPs deposit USDC → receive spUSDC-LP tokens.
  • Allocation: Hub allocates liquidity across supported chains based on solver demand.
  • Yield: Idle liquidity is deployed into lending protocols like Aave.
  • Withdrawals: LPs redeem their LP tokens for USDC when available.

Liquidity Pools​

Deployed across multiple chains, these on-chain vaults serve solver requests.

Key Pools​

  • Aave USDC Pool (Base, OP, Arbitrum):
    0x7C255279c098fdF6c3116D2BecD9978002c09f4b

  • Standard USDC Pool (Base, OP, Arbitrum):
    0xB58Bb9643884abbbad64FA7eBcD9978002c09f4b

Functionality​

  • Cross-Chain Execution: Pools enable real-time execution of swaps and bridges.
  • Collateral-Free Borrowing: Solvers access liquidity backed by hub-signed approvals.
  • Rebalancing: Liquidity is auto-optimized across chains.
  • Risk Management: Protocol maintains loan-to-value ratios to ensure solvency.