How Uniswap Brings Deep Liquidity for Apps on Arc

Uniswap’s deployment on the upcoming Arc mainnet will enable a full class of DeFi applications to be built. Developers have been asking about liquidity infrastructure since Arc testnet launched — lending protocols, derivatives, and LP strategies all require a deep, trustworthy swap venue before they can operate at any meaningful scale. That infrastructure will be available from Uniswap when Arc mainnet goes live.

Arc's testnet has demonstrated the viability of stablecoin-native use cases across onchain finance. Deterministic finality, USDC gas, and planned opt-in privacy are all zero-to-one features for financial applications. Uniswap's deployment completes the picture: the same protocol that processes billions in daily volume and over 4.5T in lifetime volume across other chains will soon be available on Arc, providing developers access to established, battle-tested AMM infrastructure.

What Uniswap has built

Uniswap is the most widely deployed onchain AMM protocol. Its core function is creating permissionless liquidity pools where any two tokens can be traded against each other, with prices determined by an automated market maker algorithm and liquidity provided by participants who earn fees in exchange for supplying trade liquidity.

Uniswap v4 introduces hooks: external contracts that can customize pool behavior at every stage of the pool lifecycle, including initialization, swap execution, liquidity changes, and fee logic. These turn a liquidity pool into a programmable financial primitive that can incorporate custom logic at every interaction point. There have already been over 60k hooks deployed by builders on v4 and Arc is the latest chain to receive this functionality.

On Arc, this infrastructure will run on top of USDC-denominated gas and sub-second deterministic finality. The combination creates new onchain possibilities that are unique to Uniswap’s pools on Arc.

Why Uniswap will deploy on Arc as a settlement layer

Uniswap has deployed on over a dozen chains. The settlement layer shapes what builders can construct on top of it and what kinds of applications are viable in practice. Arc changes the calculus in three specific ways.

• USDC as the gas token: On most chains, running an active liquidity position means holding a volatile token to pay for transactions that manage it — rebalancing, fee collection, position updates. On Arc, every transaction fee is paid in stablecoins, starting with USDC. For LP strategies, treasury tools, and any application that manages positions programmatically, this eliminates a class of operational overhead. There is no secondary token exposure to model, hedge, or maintain a balance of.
• Deterministic sub-second finality: Arc settles transactions with deterministic finality in under a second. A transaction is either unconfirmed or final — no probabilistic middle ground before treating a result as settled. For DeFi applications built on Uniswap pools, this means liquidation logic can be written with tighter tolerances, without building in confirmation buffers.
• A stablecoin-native ecosystem: Arc is built around Circle's composable asset stack, and Uniswap pools on Arc will sit within that ecosystem where liquidity, settlement, and the asset layer are designed to work together. A USDC/EURC pool, for example, connects directly to Circle's native FX layer. Applications that bridge USDC to Arc via CCTP arrive in an environment where that USDC has both a swap venue and are designed to support yield-focused integrations as the ecosystem develops.

DeFi use cases unlocked by Uniswap on Arc

Beyond adding a swap interface, Uniswap's deployment will make an entire class of DeFi applications viable on Arc. Each application category below finds specific benefits from Arc's infrastructure that are not available on most other chains.

Lending and borrowing protocols

Lending protocols require accurate price feeds for collateral assets and the ability to execute liquidations efficiently when positions become undercollateralized. Uniswap's AMM pools will let lending protocols reference pool prices as onchain oracle inputs and design liquidation logic that executes through Uniswap rather than relying on external price discovery. Arc's deterministic finality means these liquidation transactions are final the moment they confirm — no probabilistic settlement window for the price to move against the liquidator during execution.

Token issuance and bootstrapping

A new token needs a liquid market before other protocols will integrate it or users will hold it. Uniswap's Liquidity Launchpad and core pool infrastructure will give token issuers on Arc a path to create initial liquidity and establish an onchain market for any asset. This becomes especially important for asset tokenization projects looking to connect a tokenized asset to new economic utilities onchain.

LP strategies and yield infrastructure

Concentrated liquidity management is an active strategy category. Many protocols manage Uniswap liquidity positions on behalf of users, rebalancing as prices move to maximize fee capture while minimizing impermanent loss. These strategies have proliferated across other chains and will soon be compatible with Arc's USDC-native pools. Combined with EarnKit (Arc's native yield integration layer), Arc developers can build toward a broader DeFi ecosystem by integrating lending markets, LP strategies, and other financial applications as liquidity and ecosystem participation grow.

Structured products and derivatives

Options protocols, structured notes, and other derivative instruments typically require liquid underlying markets for pricing and hedging. Uniswap pools will provide the reference market while Arc's settlement properties provide the execution guarantees needed for financial instruments that depend on precise settlement timing.

Build with Uniswap on Arc

Uniswap v4 is the recommended starting point for new integrations, providing developer access to programmable pool hooks, efficient liquidity management, and the Universal Router. The Uniswap developer docs offer guidance on pool creation, hook development, and integration with the v4 TypeScript SDK for programmatic swaps and liquidity operations.

For teams building on Arc, visit the Arc docs to understand how Uniswap's deployment fits within Arc's broader infrastructure, including CCTP for crosschain USDC flows, App Kits for Swap and Bridge UX, and EarnKit for yield integration. Join the Arc Discord to connect with the builder community and share what you're working on.