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Circle Details CCTP Path for Non-USDC Tokens Across Supported Chains
Circle published technical guidance for issuer-controlled ERC-20 transfers using CCTP infrastructure beyond USDC.
Dextape brief
Circle has issued a technical developer guide explaining how its CCTP messaging and attestation infrastructure could serve issuer-operated ERC-20 tokens other than USDC. Dated October 30, the guide covers deploying a new token or configuring an existing custom one, with an Arc Testnet example and a second supported EVM chain. The flow works like this: a source contract destroys the tokens being moved and emits a message, Circle's Iris service confirms that message, and a destination contract creates the matching supply. Operators must configure permissions, limits, trusted endpoints and ownership rights first. Developers should test domain trust configuration, fees, throttling behaviour and recovery from failures before transferring significant value. The source stresses the Arc example is a test setup, not a production commitment, and that Circle does not back third-party tokens.
Why it matters: It shows how issuers may extend one token identity across chains instead of relying on separate wrapped bridge versions, which is relevant to readers tracking interoperability tooling.
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Dextape context
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Terms in this story
- ERC-20
- The standard interface for fungible tokens on Ethereum and other EVM chains, which is why wallets and exchanges can support new tokens easily.