Uniswap launches CCA feature on Base, building a new paradigm for on-chain token issuance and price discovery

On January 22, Uniswap officially deployed the Continuous Clearing Auction (CCA) feature on the Base network, providing developers with a new on-chain token issuance mechanism. This framework integrates auction, pricing, and liquidity allocation into a single process, allowing project teams to conduct more transparent and efficient token distributions without permission.

According to information released by Uniswap, CCA allows project teams to sell tokens on-chain block by block, rather than releasing the entire supply at once. This approach enables the market to gradually form a true price during the auction process, effectively alleviating the sharp fluctuations commonly seen in fixed-price issuance. After the auction ends, the system automatically creates a liquidity pool on Uniswap v4 based on the final settlement price, eliminating the need for manual pool creation and reducing the risk of initial liquidity imbalance.

For the Base ecosystem, the implementation of this feature is particularly significant. As one of the most active Ethereum Layer 2 networks, Base has a large developer and user base. The introduction of CCA allows new projects to complete token sales, price discovery, and liquidity injection within the same workflow, providing a more robust issuance starting point for decentralized finance applications. It also helps reduce market disruptions caused by front-running trades, bot bundling, and short-term speculation.

This auction framework was first launched at the end of 2025, with projects like Aztec Network already using it for early pricing and liquidity deployment, receiving positive feedback from the developer community. Now, with its expansion to Base, more teams can incorporate this mechanism into their tokenomics, gradually replacing private placements or unstable fair issuance models.

On a broader scale, Uniswap continues to promote the application of v4 tools across multiple blockchains. Previously, the protocol partnered with Revolut to provide fiat on-ramps, enhanced transaction API security through integration with Ledger, and launched related features on networks like Monad and X Layer. These actions demonstrate that Uniswap is building a multi-chain infrastructure ecosystem, offering more mature solutions for on-chain asset issuance and liquidity management.