• Circle launched the USDC Bridge this week, enabling native 1:1 cross-chain USDC transfers via CCTP.
• The bridge processed over $600 million in a single 24-hour period, signaling rapid adoption across EVM chains.
• CCTP V1 is being phased out by July 31, 2026, pushing developers toward the upgraded V2 protocol.

The company announced the tool through the official USDC account on X. The post described it as “a direct way to move USDC crosschain” with upfront fees, live transfer tracking, and automatic destination-chain gas handling. The live app is available at bridge.usdc.com.

The bridge runs on Circle‘s Cross-Chain Transfer Protocol, known as CCTP, a permissionless onchain utility the company first released in 2023. A second version, CCTP V2, is now the standard, adding faster finality and support for automated post-transfer actions like swaps and deposits.

The transfer process works in three steps. A user connects a wallet and initiates a transfer on the source chain, which burns a specified amount of USDC. Circle then issues a signed attestation confirming the burn. On the destination chain, an equal amount of native USDC is minted and delivered to the recipient address.

Because Circle controls the mint-and-burn process as the issuer of USDC, the protocol does not rely on third-party liquidity providers or external validators to complete transfers. That reduces the trust assumptions users typically accept when using independent bridge services.

The bridge does not charge protocol fees for standard transfers. Users pay only onchain gas. Fast transfers, which use Circle’s attestation service for near-instant finality, may carry higher gas costs. A small minting fee on the destination chain applies in some cases, with full details available in Circle’s developer documentation.

At launch, the USDC Bridge supports EVM-compatible chains, including Ethereum, Arbitrum, Base, Optimism Mainnet, Polygon PoS, Avalanche, Sei, and Monad. Non- EVM chains such as Solana are excluded from the initial release. Circle has indicated that the supported chain list will expand over time, and users can check bridge.usdc.com for the current list.

The platform showed significant early volume. Data displayed on the bridge interface dashboard recorded approximately $602.5 million in transfers within a single 24-hour window shortly after launch. CCTP has processed more than $140 billion in cumulative volume across more than 20 chains since its original release.

CCTP V1, also called Legacy CCTP, will begin its phase-out on July 31, 2026. Developers and applications currently integrated with V1 will need to migrate to V2 to maintain compatibility with Circle’s attestation service and the broader CCTP ecosystem.

The USDC Bridge is designed for individual users, but CCTP itself functions as a low-level primitive that wallets, decentralized applications, exchanges, and other bridge protocols can integrate directly. Existing integrations already power cross-chain treasury rebalancing, trading flows, and DeFi activity across the supported networks.

Circle positions the bridge as a way to consolidate liquidity that has historically been fragmented across chain-specific wrapped token versions of USDC. By keeping all transfers native, every unit of USDC on every supported chain remains directly redeemable 1:1 for U.S. dollars through Circle.

Standard crypto risks apply, including gas fee exposure, smart contract risk, and network congestion. USDC is not covered by FDIC insurance or equivalent deposit protections. The launch puts Circle in direct control of the primary interface through which USDC moves between blockchains, reducing dependence on the third-party infrastructure that has historically handled most cross-chain stablecoin volume.

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