Circle discontinues USDC support on Noble blockchain as CCTP V1 winds down

Circle is pulling USDC support from the Noble blockchain and pausing the legacy Cross-Chain Transfer Protocol (CCTP V1), a decision that effectively cuts off the primary stablecoin pipeline for the entire Cosmos ecosystem. The announcement, made on September 10, sets a clear countdown: CCTP V1 burn limits will start declining on October 31, 2026, with a complete contract pause landing on December 1, 2026. Noble will not receive CCTP V2, the upgraded protocol Circle has been rolling out elsewhere. What Noble loses Noble has been the native issuance platform for USDC across Cosmos since late 2023. It was the bridge that allowed USDC to flow through the Inter-Blockchain Communication (IBC) protocol, connecting dozens of Cosmos-linked chains to Circle’s stablecoin. Noble isn’t the only chain getting left behind. Aptos and Sui also remain exclusively on the deprecated CCTP V1 standard, meaning all three are excluded from the enhanced cross-chain transfer capabilities that CCTP V2 promises. But Noble’s situation is arguably the most consequential because of its role as infrastructure for an entire multi-chain ecosystem rather than a single standalone network. The writing was on the wall ...