Direction
Optimism → Base
Asset
USDC
Source gas
ETH
Destination gas
ETH
Choose the USDC asset and Optimism network you currently hold.
Check the estimated output, fees, timing, and Base destination network.
Open the live route and follow the exact deposit instructions.
Use the receipt and status page until the destination funds arrive.
The source wallet sends the exact USDC native or contract representation selected by the route; contract USDC can require approval and the chain’s native gas asset. The wallet must support the destination USDC native label or contract. Receipt does not automatically supply the destination network’s gas asset. The same stablecoin ticker does not make the two network records or contracts interchangeable.
An OP Mainnet source uses sequenced OP Stack execution and ETH gas; ordinary route processing is not the same as the canonical L2 withdrawal delay. A Base receipt belongs to the Base L2 balance and token contract, not Ethereum L1; later activity needs ETH specifically on Base.
This route crosses two L2 execution environments. Optimism settles to ethereum, while Base settles to ethereum; each side keeps its own gas balance, token contracts, transaction hash, and settlement progress.
Optimism is a L2 EVM network in the Ethereum ecosystem. ETH pays source-side network gas on Optimism. EVM 0x account address An OP Mainnet source uses sequenced OP Stack execution and ETH gas; ordinary route processing is not the same as the canonical L2 withdrawal delay.
Base is a L2 EVM network in the Ethereum ecosystem. ETH pays destination-side network gas on Base. EVM 0x account address A Base receipt belongs to the Base L2 balance and token contract, not Ethereum L1; later activity needs ETH specifically on Base.
Route-specific mistakes include sending on a network other than Optimism; using a destination that is not valid for Base; running out of ETH before the source transaction is submitted; selecting a stablecoin by ticker without checking its network contract. An OP Mainnet source uses sequenced OP Stack execution and ETH gas; ordinary route processing is not the same as the canonical L2 withdrawal delay. The source wallet sends the exact USDC native or contract representation selected by the route; contract USDC can require approval and the chain’s native gas asset. A Base receipt belongs to the Base L2 balance and token contract, not Ethereum L1; later activity needs ETH specifically on Base. The wallet must support the destination USDC native label or contract. Receipt does not automatically supply the destination network’s gas asset.
Optimism wallet, token-transfer, contract, log, and gas activity remain public, and Base wallet, token-transfer, contract, log, and gas activity remain public. For this USDC on Optimism to USDC on Base 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.
USDC is a contract representation on Optimism at 0x0b2c639c533813f4aa9d7837caf62653d097ff85. ETH, not USDC, pays gas unless both symbols are the same. An OP Mainnet source uses sequenced OP Stack execution and ETH gas; ordinary route processing is not the same as the canonical L2 withdrawal delay. The source wallet sends the exact USDC native or contract representation selected by the route; contract USDC can require approval and the chain’s native gas asset.
USDC is a contract representation on Base at 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913. ETH, not USDC, pays gas unless both symbols are the same. A Base receipt belongs to the Base L2 balance and token contract, not Ethereum L1; later activity needs ETH specifically on Base. The wallet must support the destination USDC native label or contract. Receipt does not automatically supply the destination network’s gas asset.
No. This bridge keeps the asset intent while moving between a USDC contract token and a USDC contract token. Match the source and output details in the live quote.
An OP Mainnet source uses sequenced OP Stack execution and ETH gas; ordinary route processing is not the same as the canonical L2 withdrawal delay. A Base receipt belongs to the Base L2 balance and token contract, not Ethereum L1; later activity needs ETH specifically on Base. The bridge output does not automatically fund every later gas need.
EVM 0x account address Do not substitute a Optimism address merely because a wallet displays both networks.
Sending on a network other than Optimism, selecting a representation not listed by the quote, or entering an address invalid for Base can prevent normal detection or receipt.
Requirements are checked for the live USDC Optimism to Base 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.
