OP Mainnet (Optimism) to Ethereum Bridge

Directions from OP Mainnet (Optimism) to Ethereum

Network	Direction	Rate	Minimum
OP Mainnet (Optimism)	ETH Optimism → ETH	1 ETH Optimism = 0.9999 ETH	0.08616 ETH Optimism

OP Mainnet (Optimism) vs Ethereum: network comparison

	OP Mainnet (Optimism)	Ethereum
Network type	Layer 2 (optimistic rollup)	Layer 1
Fees are paid in	ETH	ETH
Fee level	low	high
Speed	fast	moderate
Block time	~2 sec	~12 sec
Address format	0x…	0x…
Memo / tag	not needed	not needed
EVM-compatible addresses (0x…)	yes	yes
Withdrawal to Ethereum via the official bridge	~7 days (challenge period)	—

Fee and speed levels are relative and depend on network load.

Crystal-Trade or a classic bridge: what is the difference

	Crystal-Trade	Classic bridge
What you receive	Native ETH or standard Ethereum tokens	Depends on the bridge: on some networks it is a bridged version of the token
Wallet connection and approvals	Not needed: you send coins to the order address	Needed: you connect a wallet and sign contract transactions
Coins for fees on Ethereum	Not needed to receive	Often needed to claim funds or move them after the bridge
Time	After the OP Mainnet (Optimism) confirmations; the status is shown on the order page	~7 days for withdrawals from OP Mainnet (Optimism) to Ethereum through the official bridge
Who holds the funds during the transfer	Crystal-Trade, for the duration of the order (with an AML check)	The bridge smart contract or its validators

How to move coins from OP Mainnet (Optimism) to Ethereum

Choose a direction in the table above and enter the amount in the calculator on its page.
Paste your Ethereum address (0x…) to receive the coins.
Send the coins over the OP Mainnet (Optimism) network to the address from the order, exactly in the amount shown.
After the OP Mainnet (Optimism) confirmations, the coins are sent to your Ethereum address. The status is shown on the order page.

Before you bridge to Ethereum

The receiving address must be on the Ethereum network (0x…).
Addresses on Ethereum, Arbitrum, Optimism, BNB Smart Chain and Polygon look the same (0x…): make sure the wallet shows Ethereum as the network.
Send coins over OP Mainnet (Optimism) only — a transfer over another network will not reach the order.
Funds go through an AML check; high-risk transfers may be held until the check is complete.

OP Mainnet (Optimism) to Ethereum bridge: FAQ

How do I bridge from OP Mainnet (Optimism) to Ethereum?

On Crystal-Trade a bridge is an exchange order: you send coins over OP Mainnet (Optimism) and receive ETH at your Ethereum address. No bridge contracts, wallet connection or wrapped tokens are involved.

Which assets can I move from OP Mainnet (Optimism) to Ethereum?

Available now: ETH. The table above lists every direction with its rate and minimum.

How long does a transfer from OP Mainnet (Optimism) to Ethereum take?

The order is processed after the OP Mainnet (Optimism) network confirms your transfer, then the coins are sent over Ethereum. A new OP Mainnet (Optimism) block appears about every 2 sec.

What do I need to pay fees on Ethereum?

Fees on Ethereum are paid in ETH. You do not need ETH to receive coins, only to send them later.

Which address do I need for Ethereum?

An address on the Ethereum network: 0x… An Ethereum-style address (0x…) works, but the wallet must be set to Ethereum.

How is this different from the official OP Mainnet (Optimism) bridge?

Withdrawals from OP Mainnet (Optimism) to Ethereum through the official bridge wait about 7 days — the challenge period of an optimistic rollup. Through Crystal-Trade you receive ETH after the order is processed, without that wait.

Directions from OP Mainnet (Optimism) to Ethereum

OP Mainnet (Optimism) vs Ethereum: network comparison

Crystal-Trade or a classic bridge: what is the difference

How to move coins from OP Mainnet (Optimism) to Ethereum

Before you bridge to Ethereum

OP Mainnet (Optimism) to Ethereum bridge: FAQ

Other bridges

Reverse bridge

Other bridges to Ethereum

Other bridges from OP Mainnet (Optimism)