Curve FX Pools Launch on Polygon with Five Global Stablecoins

**Somnia Network has launched USDso**, its native stablecoin built on Frax's frxUSD infrastructure. **Key Features:** - Institutional-grade reserves backing the stablecoin - Native minting capabilities - Rewards model that distributes value to Somnia's protocols, builders, and liquidity providers This partnership leverages Frax's established stablecoin technology to power Somnia's ecosystem, following Frax's recent collaboration with [Stable](http://frax.com/swap) where frxUSD was selected as one of only two stablecoin options alongside USDT. The integration demonstrates growing institutional adoption of Frax's DeFi infrastructure across multiple blockchain networks.

Alchemix v3 has integrated sfrxETH into its Mix-Yield Token (MYT) vaults, enabling users to access ETH staking returns through self-repaying loans. **Key Details:** - sfrxETH brings staking yields to Alchemix's MYT vaults - Users can now access passive yield while utilizing self-repaying loan functionality - MYT vaults allocate deposits across curated yield strategies **Background:** Alchemix v3's self-repaying loan model allows users to borrow against their collateral while the deposited assets generate yield to automatically pay down the loan over time. The integration expands yield options available within the protocol's curated strategy baskets.

June is tracking toward record-breaking trading volumes for frxUSD PegKeeper pools, despite Bitcoin's decline. Stablecoin activity remains robust, with multiple protocols selecting frxUSD as their primary stablecoin pairing. **Key developments:** - Top volume drivers include Curve Finance's crvUSD and Metronome's msUSD pools - Parallel Finance's USDp chose frxUSD for default liquidity on Hyperliquid's HyperEVM, becoming the top Curve pool - Alto whitelisted frxUSD in its permissioned PSM to mint DUSD, with a new [DUSD/frxUSD Curve pool](https://www.curve.finance/dex/ethereum/pools/0x104d6a1b97a6cef88d905d7b865a378d90be932a/deposit) now live - frxUSD recently surpassed $1B in total trading volume Market volatility appears to be driving increased stablecoin trading activity, with frxUSD gaining traction as a preferred liquidity pair across multiple DeFi protocols.

**frxUSD PegKeeper has crossed $1 billion in total trading volume**, with June 2026 positioned to become a record-breaking month driven by increased market volatility. **Key highlights:** - Top performing pools include Curve Finance's crvUSD and Metronome's msUSD - 17 protocols now use frxUSD as their default stablecoin pairing - PegKeeper pools have generated over $500M in trading volume over the past four months - Monthly volume previously reached an all-time high of nearly $200M in March 2026 The surge reflects growing institutional trust in frxUSD as a reliable stable pair for DeFi protocols, particularly during periods of heightened market activity.

**Tangent pre-deposits launch in one week**, featuring frxUSD as the default stablecoin alongside USDC. **Key details:** - Tangent integrates with frxUSD PegKeeper pools on Curve Finance - The integration expands frxUSD's role as a core DeFi stablecoin for onchain liquidity - frxUSD offers yield forwarding capabilities alongside its stability features The launch represents continued adoption of frxUSD as a foundational stablecoin for DeFi protocols.