Ethereum (ETH Optimism) to Bitcoin (BTC) bridge

Move value from OP Mainnet (Optimism) to Bitcoin: send ETH Optimism and receive native BTC instead of a wrapped token. No wallet connection or approvals.

Rate updated: Sep 11, 2026, 14:18

From network: OP Mainnet (Optimism)
To network: Bitcoin
You receive: native BTC on Bitcoin
Minimum: 0.08888 ETH Optimism ≈ $218.59

You send

ETH Optimism

You get 0.0321322

BTC

Rate: 1 ETH Optimism = 0.0321322 BTC
Minimum: 0.08888 ETH Optimism
Maximum: 4,070 ETH Optimism

Go to exchange

The amount you get is estimated at the current rate.

The ETH Optimism → BTC bridge runs at 1 ETH Optimism = 0.0321322 BTC. You can bridge from 0.08888 ETH Optimism. That is about $218.59.

OP Mainnet (Optimism) is an Ethereum layer-2 rollup; Bitcoin is a layer-1 blockchain. On Bitcoin fees are paid in BTC, so the BTC you receive can be used right away.

OP Mainnet (Optimism) vs Bitcoin: network comparison

	OP Mainnet (Optimism)	Bitcoin
Network type	Layer 2 (optimistic rollup)	Layer 1
Fees are paid in	ETH	BTC
Fee level	low	medium
Speed	fast	slow
Block time	~2 sec	~10 min
Address format	0x…	1…, 3…, bc1…
Memo / tag	not needed	not needed
EVM-compatible addresses (0x…)	yes	no
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 BTC on Bitcoin	Usually a wrapped token (such as WBTC) that has to be swapped later
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 Bitcoin	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	Depends on the bridge and the load of both networks
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

ETH Optimism → BTC: amounts at the current rate

How much BTC you get for ETH Optimism

ETH Optimism	BTC	≈ USD
0.1	0.00321322	$245.94
0.2	0.00642644	$491.88
1	0.0321322	$2,459.42
2	0.0642644	$4,918.84
10	0.321322	$24,594.20
20	0.642644	$49,188.40

How much ETH Optimism you need to get BTC

BTC	ETH Optimism	≈ USD
0.005	0.155607	$382.70
0.01	0.311214	$765.41
0.05	1.5561	$3,827.03
0.1	3.1121	$7,654.07
0.5	15.5607	$38,270.33
1	31.1214	$76,540.65

ETH Optimism → BTC rate and chart

How to bridge ETH Optimism from OP Mainnet (Optimism) to Bitcoin

Enter the ETH Optimism amount in the calculator (from 0.08888 ETH Optimism) and open the exchange form.
Paste your Bitcoin address (1…, 3…, bc1…) to receive BTC.
Send ETH Optimism over the OP Mainnet (Optimism) network to the address from the order, exactly in the amount shown.
After the OP Mainnet (Optimism) confirmations, BTC is sent to your Bitcoin address. The status is shown on the order page.

Exchange ETH Optimism to BTC

Before you bridge ETH Optimism to Bitcoin

The receiving address must be on the Bitcoin network (1…, 3…, bc1…).
Send ETH Optimism over OP Mainnet (Optimism) only — a transfer over another network will not reach the order.
The amount sent must be at least 0.08888 ETH Optimism.
Funds go through an AML check; high-risk transfers may be held until the check is complete.

ETH Optimism → BTC bridge: FAQ

What does the ETH Optimism → BTC bridge do?

It moves value from OP Mainnet (Optimism) to Bitcoin. Classic bridges lock ETH and issue a wrapped token; on Crystal-Trade you receive native BTC at the exchange rate.

How long does it take to bridge ETH Optimism to Bitcoin?

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

Will I receive native BTC or a wrapped token?

Native. BTC is the coin of Bitcoin itself, and fees on that network are paid in it.

Do I need BTC to receive BTC?

No. BTC itself pays the fees on Bitcoin.

Which address should I enter to receive BTC?

An address on the Bitcoin network: 1…, 3…, bc1…

What are the minimum and maximum amounts for ETH Optimism to BTC?

The minimum is 0.08888 ETH Optimism and the maximum is 4,070 ETH Optimism.

Are there extra fees when exchanging ETH Optimism to BTC?

The amount you get is calculated at the exchange rate shown in the calculator. The network fee for sending ETH Optimism is paid by the sender and depends on the wallet and network load.

Can I bridge back from Bitcoin to OP Mainnet (Optimism)?

The reverse direction is not available right now. Other bridges from Bitcoin are listed below.

Do I need to register to exchange ETH Optimism to BTC?

No, you only need to enter the receiving details and contact information in the order.