Uniswap

Stable

Drift

Dynamic

<img width="1920" height="1080" src="https://blockchainreporter.net/wp-content/uploads/2025/03/uniswap-16.webp" class="webfeedsFeaturedVisual wp-post-image" alt="uniswap" style="float: right; margin-left: 5px;" title="Uniswap Launches StablePair Hook for Stablecoin Pairs 8"><p class="wp-block-paragraph">Uniswap Labs launched StablePair Hook on September 10, a dynamic-fee hook for stable pairs on Uniswap v4 that goes live with two pools on Ethereum mainnet: USDC/USDG and USDC/USDT. The launch targets one of decentralized finance’s busiest corners, with the company saying stablecoin-to-stablecoin swaps reached $43.4 billion in the second quarter, more than the next three onchain venues combined, according to its <a href="https://blog.uniswap.org/stablepair-hook-a-fee-that-moves-with-the-market" rel="noopener noreferrer nofollow">announcement</a>. The hook is the first upgradeable dynamic-fee design from Uniswap Labs, built to give liquidity providers a bigger share of the value they create.</p><h2 class="wp-block-heading" id="a-dynamic-fee-that-follows-price-drift">A Dynamic Fee That Follows Price Drift</h2><p class="wp-block-paragraph">Stable pairs trade around a known rate, so most of their value sits in bringing the price back to parity. A static fee hands that spread to arbitrage bots, Uniswap Labs wrote: set the fee too low and they keep the spread, set it too high and the pool prices itself out. StablePair Hook replaces the fixed fee with one that measures how far a pool has drifted from a reference rate and adjusts on every swap. Inside a tight band the fee moves to quote a fixed bid-ask spread; once the price drifts outside it, swaps that push it further away pay no fee, while corrections run through a Dutch auction that starts high and drops each block until someone takes it.</p><h2 class="wp-block-heading" id="governance-controlled-and-built-to-evolve">Governance-Controlled and Built to Evolve</h2><p class="wp-block-paragraph">Rather than a one-off launch, the hook is designed to change over time. Pool parameters and fee logic can be upgraded through Uniswap Governance without forcing liquidity providers to migrate, which the team framed as a way to improve the mechanism as usage grows. StablePair Hook joins DualPool, Permissioned Pools and LitePSM as the newest hook from Uniswap Labs, with more on its roadmap.</p><h2 class="wp-block-heading" id="the-stakes-for-stablecoin-liquidity">The Stakes for Stablecoin Liquidity</h2><p class="wp-block-paragraph">The hook arrives as stablecoin trading continues to concentrate on Uniswap, which recently crossed $1 trillion in <a href="https://blockchainreporter.net/uniswap-crosses-1t-in-layer-2-volume-as-pink-acceleration-gains-momentum/" rel="noopener noreferrer nofollow">Layer-2 volume</a>. By redirecting a share of arbitrage value back to liquidity providers, the launch is meant to make supplying stablecoin liquidity more attractive, a signal that fee design rather than token incentives alone is becoming the battleground for the largest onchain markets. Liquidity providers can port positions into the new USDC/USDG and USDC/USDT pools, and traders can access them through the Uniswap Web App and Wallet. StablePair is the latest addition to a v4 hook ecosystem that already includes a separate <a href="https://blockchainreporter.net/bankrs-agentic-trading-push-gains-momentum-as-uniswap-hook-tops-500m/" rel="noopener noreferrer nofollow">Uniswap hook</a> topping $500 million in usage.</p>

Uniswap Launches StablePair Hook for Stablecoin Pairs

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