Uniswap [UNI] is a decentralized exchange protocol that made onchain trading usable. It allows users to swap tokens directly from their wallets through liquidity pools, eliminating the need for order books or intermediaries. That feels normal now, but when Hayden Adams launched it in 2018, it changed how trading worked on Ethereum. It provided people with a way to trade, offer liquidity, and create markets without requiring approval from a centralized exchange. Over time, that idea turned Uniswap into one of DeFi’s main pillars, with the protocol now processing more than $3 trillion in cumulative trading volume.
The background matters because Uniswap did not originate from a large company attempting to force a token into finance. Hayden Adams built the protocol after diving into Ethereum and automated market maker design, and Uniswap went live on the Ethereum mainnet in November 2018. From there, each version further advanced the model.
V2 expanded token-to-token swaps and helped Uniswap grow into a serious trading venue. V3 then changed the game in 2021 by introducing concentrated liquidity, giving liquidity providers tighter control and making capital work more efficiently within pools. That upgrade is a significant reason Uniswap remained ahead while many other early DeFi names faded into the background.
The next big leap came with v4, which went live on the 31st of January, 2025.
This was not a small upgrade. V4 brought hooks, which let developers add custom logic to pools, opening the door to dynamic fees, custom strategies, and far more flexible pool design. It also introduced a singleton setup aimed at lowering costs and making the protocol more efficient for builders. That matters because Uniswap is no longer just a place to swap tokens. It is becoming a deeper liquidity layer that other apps and products can build on top of.
Uniswap has also kept expanding beyond Ethereum. Unichain mainnet launched in February 2025 as a DeFi-focused Layer 2, and the wider Uniswap stack kept moving across new rails in 2025 and 2026. That includes support for Tempo, X Layer, deeper wallet integrations through the Uniswap API, and the BUIDL integration with Securitize that brought BlackRock’s tokenized fund into the UniswapX flow. These moves are important because they show Uniswap is not standing still as just a DEX. It is pushing into infrastructure, developer tooling, tokenized assets, and faster onchain settlement.
The scale is still one of UNI’s strongest points.
As of March 2026, Uniswap [UNI] was sitting at roughly $3.269 billion in TVL. DEX volume stood near $1.609 billion over 24 hours on the 19th of March, $10.402 billion over seven days, and $49.456 billion over 30 days, with cumulative DEX volume around $3.592 trillion. Annualized fees were near $543.08 million, annualized revenue was around $11.44 million, and more than 5,500 pools were being tracked. On the token side, circulating supply was around 633.5 million UNI, with a max supply of 1 billion. These are not vanity numbers. They show a protocol still handling real size, real flow, and real usage years after launch.
UNI itself is more than a ticker riding on protocol activity. It is the governance token that gives holders a say over treasury use, upgrades, and key protocol direction. Governance has become more structured, too, especially after the move to the DUNI legal framework in late 2025. Just as important, UNI has now entered the ETF conversation. Bitwise registered a Delaware trust in late January 2026 and filed an S-1 with the SEC on the 5th of February 2026, for a Spot Uniswap ETF that would hold actual UNI tokens in custody. No ETF has launched yet, but the filing matters because it marks the clearest sign so far that UNI is being taken seriously as an institutional product, not just a DeFi governance asset.
That is why Uniswap still stands out. It is not living off reputation. It keeps building, and it keeps spreading. It still holds its place at the center of decentralized trading. In a market full of projects that make noise and disappear, Uniswap still feels like real infrastructure.