Uniswap's UNIfication proposal published in November 2025 outlined plans to activate protocol fees on products including aggregator hooks, v4, and UniswapX to direct revenue toward UNI burns

From the articleUniswap v4 Is Now an AggregatorAlso in Uniswap Turns v4 Into an Aggregator, Sending Fees From Outside Liquidity to UNI Burn - Unchained, DeFi Giant Uniswap Taps 7 Rival Liquidity Sources to Burn UNI Tokens, Uniswap's aggregator hooks go live on Ethereum, Base and Robinhood Chain