Overview

circle EVM-compatible Layer 1 blockchain for financial markets, real-time money movement, and agentic-finance payments. USDC is native gas token.

Recent Developments

  • 2026-09-16: Public mainnet launch — chain ID 5042, ~506ms block times, instant finality (2026-09-17-circle-arc-mainnet-stablecoin-insider)
  • Founding validators: blackrock, dtcc, visa, mastercard, Galaxy, ICE, MoneyGram, SBI, Standard Chartered, Sumitomo, Global Payments
  • 100+ apps and institutional builders live day one; 20+ fiat stablecoins including TRYB
  • BlackRock BUIDL tokenized fund deployment expected on Arc
  • CCTP/Gateway interoperability with 20+ blockchains

10B ARC coordination tokens minted but no public ARC fee token launched; counterfeit tokens circulating ( 2026-09-17-circle-arc-mainnet-stablecoin-insider).

Sources