Arc Ecosystem Is Live: 100+ Projects, BlackRock, Visa and the $10B ARC Question

Circle launched Arc’s public mainnet on September 16, 2026, deploying Arc network in a live production environment after Arc’s public testnet in October 2025. Arc Mainnet Is Live: What Actually Launched?

With Arc Mainnet launch, it built an open Layer 1 for financial markets based on real-time value transfer and agentic economic behavior, with fees alternatively paid in USDC and transactions settled in under one second.

More Than 100 Applications Are Available From Day One From day one, over 100 applications and more than 100 institutional and ecosystem builders have been building on Lens, including in trading, lending, wallets, exchanges, infrastructure, and AI.

Partners include Uniswap, Aave, Morpho, MetaMask, Phantom, Binance Wallet, and Chainlink. This means that not only the blockchain itself was released, but also the applications, assets, and markets.