OP Mainnet (Optimism) bridge

Move coins to OP Mainnet (Optimism) and back without bridge contracts: pick a direction, send the coins and receive them at your OP Mainnet (Optimism) address.

Rate updated: Sep 11, 2026, 14:18

OP Mainnet (Optimism) is an Ethereum layer-2 rollup. Fees are paid in ETH, and addresses look like 0x…

Bridge to OP Mainnet (Optimism)

Network	Direction	Rate	Minimum
Ethereum	ETH → ETH Optimism	1 ETH = 0.9999 ETH Optimism	0.08616 ETH
Arbitrum One	ETH Arbitrum → ETH Optimism	1 ETH Arbitrum = 0.9999 ETH Optimism	0.08616 ETH Arbitrum
BNB Smart Chain	ETH BEP20 → ETH Optimism	1 ETH BEP20 = 0.9999 ETH Optimism	0.08616 ETH BEP20

Bridge from OP Mainnet (Optimism)

Network	Direction	Rate	Minimum
Ethereum	ETH Optimism → ETH	1 ETH Optimism = 0.9999 ETH	0.08616 ETH Optimism
Arbitrum One	ETH Optimism → ETH Arbitrum	1 ETH Optimism = 0.9999 ETH Arbitrum	0.08616 ETH Optimism
BNB Smart Chain	ETH Optimism → ETH BEP20	1 ETH Optimism = 0.9999 ETH BEP20	0.08616 ETH Optimism
Bitcoin	ETH Optimism → BTC	1 ETH Optimism = 0.0321322 BTC	0.08888 ETH Optimism
TRON	ETH Optimism → TRX	1 ETH Optimism = 7,291.23 TRX	0.08888 ETH Optimism
Solana	ETH Optimism → SOL	1 ETH Optimism = 24.8837 SOL	0.08888 ETH Optimism
TON	ETH Optimism → GRAM	1 ETH Optimism = 1,835.74 GRAM	0.08888 ETH Optimism

About the OP Mainnet (Optimism) network

Optimism is an Ethereum layer-2 network. Addresses use the Ethereum format and fees are paid in ETH at a fraction of mainnet cost.

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

OP Mainnet (Optimism) bridge: FAQ

What is the OP Mainnet (Optimism) bridge?

It is a way to move coins to OP Mainnet (Optimism) from another network and back. On Crystal-Trade this is done by an exchange order: you send coins on one network and receive them at your OP Mainnet (Optimism) address.

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

Available now: ETH. The full list of directions with rates is in the tables above.

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

It depends on the sending network: the order is processed after its confirmations, and then the coins are sent over OP Mainnet (Optimism), which is fast.

What do I need to pay fees on OP Mainnet (Optimism)?

Fees on OP Mainnet (Optimism) are paid in ETH. You do not need ETH to receive coins, only to send them later.

Which address do I need for OP Mainnet (Optimism)?

An address on the OP Mainnet (Optimism) network: 0x…

Why do official withdrawals from OP Mainnet (Optimism) take 7 days?

OP Mainnet (Optimism) is an optimistic rollup: withdrawals to Ethereum through the official bridge wait about 7 days so that anyone can challenge an invalid state. An exchange order on Crystal-Trade does not use this bridge, so there is no such wait.

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