Swap POL on Arbitrum to DAI on Optimism

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What you need to know

POL input identity and handling

POL (ex-MATIC) is classified as a governance or utility token for this route. POL uses a network-specific contract asset on Arbitrum. The recorded Arbitrum representation uses 18 decimal places. Native POL can pay Polygon PoS gas, while a POL-labelled contract on another network uses that chain’s gas and token-transfer rules.

Receiving stablecoin DAI

DAI is a crypto-backed dollar-oriented stablecoin whose canonical and bridged contracts vary by network. Its peg design does not make two network representations interchangeable. The destination wallet must support the exact Optimism representation. The route converts a token source into a stablecoin balance; the destination ticker alone is not a contract check.

Arbitrum to Optimism L2 handoff

This route crosses two L2 execution environments. Arbitrum settles to ethereum, while Optimism settles to ethereum; each side keeps its own gas balance, token contracts, transaction hash, and settlement progress.

DAI output identity and receiving

Dai is classified as a stablecoin for this route. DAI uses a network-specific contract asset on Optimism. The recorded Optimism representation uses 18 decimal places. The receiving wallet must recognize the exact destination DAI contract. Peg intent does not guarantee that a bridged representation has the same liquidity or issuer path.

Optimism destination execution

Optimism is a L2 EVM network in the Ethereum ecosystem. ETH pays destination-side network gas on Optimism. EVM 0x account address An OP Mainnet receipt belongs to the OP Stack L2 and needs ETH on that network for later activity; it is not an Ethereum L1 balance.

Arbitrum source execution

Arbitrum is a L2 EVM network in the Ethereum ecosystem. ETH pays source-side network gas on Arbitrum. EVM 0x account address On an Arbitrum source, the Nitro sequencer records L2 execution before Ethereum settlement completes; ETH funds gas and ERC-20 inputs can need approval.

Mistakes specific to POL Arbitrum to DAI Optimism

Route-specific mistakes include sending on a network other than Arbitrum; using a destination that is not valid for Optimism; running out of ETH before the source transaction is submitted; selecting a stablecoin by ticker without checking its network contract. On an Arbitrum source, the Nitro sequencer records L2 execution before Ethereum settlement completes; ETH funds gas and ERC-20 inputs can need approval. Native POL can pay Polygon PoS gas, while a POL-labelled contract on another network uses that chain’s gas and token-transfer rules. An OP Mainnet receipt belongs to the OP Stack L2 and needs ETH on that network for later activity; it is not an Ethereum L1 balance. The receiving wallet must recognize the exact destination DAI contract. Peg intent does not guarantee that a bridged representation has the same liquidity or issuer path.

Private Route for POL → DAI

Arbitrum wallet, token-transfer, contract, log, and gas activity remain public, and Optimism wallet, token-transfer, contract, log, and gas activity remain public. For this POL on Arbitrum to DAI on Optimism 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 POL deposit and DAI receipt
  • Compare standard and Private Route options for Arbitrum → Optimism
  • Shows what remains public on Arbitrum and Optimism before you deposit
Check Private Route availability →

Related routes

Swap POL on Arbitrum to DAI on Optimism FAQs

What exactly leaves Arbitrum as POL?

POL is a contract representation on Arbitrum with 18 decimals at 0x044d8e7F3A17751D521efEa8CCf9282268fE08CC. ETH, not POL, pays gas unless both symbols are the same. On an Arbitrum source, the Nitro sequencer records L2 execution before Ethereum settlement completes; ETH funds gas and ERC-20 inputs can need approval. Native POL can pay Polygon PoS gas, while a POL-labelled contract on another network uses that chain’s gas and token-transfer rules.

What exactly arrives on Optimism as DAI?

DAI is a contract representation on Optimism with 18 decimals at 0xDA10009cBd5D07dd0CeCc66161FC93D7c9000da1. ETH, not DAI, pays gas unless both symbols are the same. An OP Mainnet receipt belongs to the OP Stack L2 and needs ETH on that network for later activity; it is not an Ethereum L1 balance. The receiving wallet must recognize the exact destination DAI contract. Peg intent does not guarantee that a bridged representation has the same liquidity or issuer path.

Why does the POL to DAI direction matter?

Native POL can pay Polygon PoS gas, while a POL-labelled contract on another network uses that chain’s gas and token-transfer rules. On receipt, The receiving wallet must recognize the exact destination DAI contract. Peg intent does not guarantee that a bridged representation has the same liquidity or issuer path.

What changes between the source and destination asset roles?

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

What should be matched before sending POL?

Native POL can pay Polygon PoS gas, while a POL-labelled contract on another network uses that chain’s gas and token-transfer rules. On an Arbitrum source, the Nitro sequencer records L2 execution before Ethereum settlement completes; ETH funds gas and ERC-20 inputs can need approval. An OP Mainnet receipt belongs to the OP Stack L2 and needs ETH on that network for later activity; it is not an Ethereum L1 balance. The receiving wallet must recognize the exact destination DAI contract. Peg intent does not guarantee that a bridged representation has the same liquidity or issuer path.

Which stablecoin contract must this route match?

DAI must match the quoted Optimism representation. A ticker or target price is not enough to identify a token contract.

What funds the Arbitrum source transaction?

ETH is the native gas asset for Arbitrum. On an Arbitrum source, the Nitro sequencer records L2 execution before Ethereum settlement completes; ETH funds gas and ERC-20 inputs can need approval. POL is token-tracked and can need approval before transfer.

Can I swap POL on Arbitrum to DAI on OP Mainnet without KYC?

Requirements are checked for the live POL Arbitrum to DAI OP Mainnet 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.

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