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Cross-Chain
Bridge USDC
Powered by Circle's CCTP — native burn-and-mint, no wrapped tokens.
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Arc Testnet uses USDC as its native gas token — there's no separate ERC-20 contract to approve when Arc is the source chain.
Before you bridge: you'll need testnet USDC and native gas on the source chain to approve and burn, and a small amount of native gas on the destination chain to complete the mint. Get testnet USDC and ETH from faucet.circle.com. Fast Transfers typically attest in under a minute.