AI Circle debuts Arc testnet with participation from BlackRock, Goldman Sachs, Visa October 28, 2025 By The Coin Weekly This post was originally published on this site Circle’s new Arc blockchain testnet launches with participation from more than 100 institutions, including BlackRock, Goldman Sachs, Visa and Mastercard. Share FacebookTwitterPinterestWhatsApp Latest stories Markets AI Backlash Is Here: Even Sophisticated Users Are Getting Sick of Tech’s Latest Obsession The Coin Weekly - October 28, 2025 Markets Ethereum Set to Debut ‘Key to Layer-2 Scaling’ as Fusaka Upgrade Clears Final Test The Coin Weekly - October 28, 2025 Markets Bitcoin Miner TeraWulf’s Stock Soars on Google-Backed AI Expansion Plans The Coin Weekly - October 28, 2025 Markets Mt. Gox Bitcoin Billions Are Being Repaid—How We Got Here The Coin Weekly - October 28, 2025 Markets Bitcoin Uptober Cliffhanger: Will BTC Close the Month Green? The Coin Weekly - October 28, 2025 - Advertisement - You might also like... AI How to turn ChatGPT into your personal crypto trading assistant The Coin Weekly - October 28, 2025 AI ‘No BlackRock, no party’ for Bitcoin, altcoin ETF investments: K33 Research The Coin Weekly - October 28, 2025 AI Can Pi Network’s ISO 20022 upgrade measure up to XRP Ledger and Stellar Network? The Coin Weekly - October 28, 2025