Arc, Circle’s open public chain, has its public mainnet scheduled to launch on 2026-09-16.
According to Circle’s official press release dated 2026-08-05 and Arc’s official website blog, and further cross-checked with same-day breaking news from BlockBeats and PANews: Arc is currently running on a private mainnet, with an ecosystem and institutional builders of more than 100 entities; the target date for the public mainnet is 2026-09-16. In addition to Circle, the genesis validators include BlackRock, DTCC, Galaxy, Global Payments, ICE, Mastercard, MoneyGram, SBI Group, Standard Chartered, Sumitomo Corporation, Visa, and others. BlackRock plans to deploy the U.S.-dollar institutional digital liquidity fund BUIDL to Arc; Circle has partnered with DTCC, aiming to support tokenized settlement on Arc for DTC custody assets starting in the second half of 2027. Odaily’s 2026-09-10 midday report also reiterated that Arc will launch on September 16.
The image shows Arc / Circle official materials.
Data as of: Circle press release 2026-08-05; public mainnet launch date 2026-09-16; Odaily midday report cross-check 2026-09-10.
For information sharing only and does not constitute investment advice.
#Circle #Arc