OP Mainnet (Optimism) to Bitcoin bridge
All ways to move coins from OP Mainnet (Optimism) to Bitcoin on Crystal-Trade: pick a direction, send coins over OP Mainnet (Optimism) and receive them at your Bitcoin address.
Rate updated: Sep 11, 2026, 19:28
- From network
- OP Mainnet (Optimism)
- To network
- Bitcoin
- Fees are paid in
- BTC
- Address format
- 1…, 3…, bc1…
Directions from OP Mainnet (Optimism) to Bitcoin
| Network | Direction | Rate | Minimum |
|---|---|---|---|
| OP Mainnet (Optimism) | ETH Optimism → BTC | 1 ETH Optimism = 0.0331673 BTC | 0.08888 ETH Optimism |
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 or standard Bitcoin 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 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 |
How to move coins from OP Mainnet (Optimism) to Bitcoin
- Choose a direction in the table above and enter the amount in the calculator on its page.
- Paste your Bitcoin address (1…, 3…, bc1…) 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 Bitcoin address. The status is shown on the order page.
Before you bridge to Bitcoin
- The receiving address must be on the Bitcoin network (1…, 3…, bc1…).
- 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 Bitcoin bridge: FAQ
How do I bridge from OP Mainnet (Optimism) to Bitcoin?
On Crystal-Trade a bridge is an exchange order: you send coins over OP Mainnet (Optimism) and receive BTC at your Bitcoin address. No bridge contracts, wallet connection or wrapped tokens are involved.
Which assets can I move from OP Mainnet (Optimism) to Bitcoin?
Available now: BTC. The table above lists every direction with its rate and minimum.
How long does a transfer from OP Mainnet (Optimism) to Bitcoin take?
The order is processed after the OP Mainnet (Optimism) network confirms your transfer, then the coins are sent over Bitcoin. A new OP Mainnet (Optimism) block appears about every 2 sec.
What do I need to pay fees on Bitcoin?
Fees on Bitcoin are paid in BTC. You do not need BTC to receive coins, only to send them later.
Which address do I need for Bitcoin?
An address on the Bitcoin network: 1…, 3…, bc1…
