Swap OP to ARB

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What you need to know

OP input identity and handling

Optimism is classified as a governance or utility token for this route. OP uses a quote-selected representation. OP is transferred as a governance token; ETH remains required for OP Mainnet gas and the outbound contract must match the source network.

ARB output identity and receiving

Arbitrum is classified as a governance or utility token for this route. ARB uses a quote-selected representation. A receiving wallet should show the exact ARB contract on the destination. Receipt does not fund ETH gas for later token movement.

Mistakes specific to OP to ARB

Verify both asset identities, the selected network, current deposit instructions, and the receiving representation.

OP source handling versus ARB receipt

OP is transferred as a governance token; ETH remains required for OP Mainnet gas and the outbound contract must match the source network. A receiving wallet should show the exact ARB contract on the destination. Receipt does not fund ETH gas for later token movement.

Representation transition for this direction

OP leaves as a quote-selected representation. ARB arrives as a quote-selected representation.

Private Route for OP → ARB

Optimism wallet, token-transfer, contract, log, and gas activity remain public, and Arbitrum wallet, token-transfer, contract, log, and gas activity remain public. For this OP on Optimism to ARB on Arbitrum path, Private Route is intended to reduce the direct visible relationship between activity around the source-side EVM 0x account address and destination-side EVM 0x account address; it does not hide either chain's public records.

  • Reduces the obvious link between the OP deposit and ARB receipt
  • Compare standard and Private Route options for Optimism → Arbitrum
  • Shows what remains public on Optimism and Arbitrum before you deposit
Check Private Route availability →

Related routes

Swap OP to ARB FAQs

Why does the OP to ARB direction matter?

OP is transferred as a governance token; ETH remains required for OP Mainnet gas and the outbound contract must match the source network. On receipt, A receiving wallet should show the exact ARB contract on the destination. Receipt does not fund ETH gas for later token movement.

What changes between the source and destination asset roles?

OP is the deposited token input; ARB is the quoted token output. Source allowance or native-spend rules and destination wallet/representation checks are evaluated separately.

What should be matched before sending OP?

OP is transferred as a governance token; ETH remains required for OP Mainnet gas and the outbound contract must match the source network. Match the source network shown by the quote. Confirm the destination network in the quote. A receiving wallet should show the exact ARB contract on the destination. Receipt does not fund ETH gas for later token movement.

Can I swap OP on Optimism to ARB on Arbitrum without KYC?

Requirements are checked for the live OP Optimism to ARB Arbitrum quote. Verification requirements can depend on the provider, amount, jurisdiction, and current route. Sasquatch does not verify this route as universally no-KYC; check the live flow before continuing.

View all Help Center FAQs →