Uniswap Releases DualPool Hook Developer Documentation

đź”§ DualPool Hook Docs

By Uniswap
Jul 23, 2026, 4:37 PM
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Uniswap has published developer documentation for its DualPool hook, a new feature built in collaboration with Spark Finance.​

How DualPool Works:

  • Deployers park assets in an ERC-4626 vault
  • The hook pulls in liquidity when a swap occurs
  • Funds are returned within the same block

Key Benefits:

  • Allows teams to earn on both active and idle assets
  • Audited and open source
  • Ready for implementation by any team

The documentation is now available at developers.​uniswap.​org.​

Sources
Replying to @Uniswap

DualPool hook was designed and built in collaboration with @sparkfinance Here's how it works: → Deployer parks assets in an ERC-4626 vault → The hook pulls in liquidity when a swap comes in → Funds are returned in the same block x.com/Uniswap/status…

Uniswap
Uniswap
@Uniswap

The DualPool hook was designed and built with the Uniswap Labs engineering team It allows LPs to park their assets in a vault earning yield When a swapper wants to use the pool's capital, it pulls the assets in at the exact right moment, then returns funds in the same block

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