Convert B3 to OP
Swap B3 (Base) (B3) to Optimism (OP) at the best cross-chain rate. SwitchFi routes your B3 → OP exchange across the top DEXs and bridges and settles straight from your wallet — non-custodial, no account, no sign-up.
B3 to OP market data
| Metric | B3 | OP |
|---|---|---|
| Price | $0.0004609 | $0.09985 |
| Market cap | $21.39M | $228.50M |
| 24h volume | $3.21M | $82.29M |
| 24h change | +1.17% | +0.90% |
| 7d change | -5.50% | +4.00% |
| 24h high / low | $0.000466 / $0.0004506 | $0.105 / $0.09694 |
| All-time high | $0.01829 | $4.84 |
| Market cap rank | #805 | #167 |
What is the B3 to OP exchange rate?
At the current market price, 1 B3 ≈ 0.00461552 OP, and 1 OP ≈ 216.6605 B3. The rate moves with the market; the exact amount you receive is quoted from live liquidity in your wallet before you sign.
Optimism carries the larger market value of the two — $228.50M versus $21.39M for B3 (Base). They currently rank #805 and #167 among all cryptocurrencies. The last 24 hours put B3 at +1.17% against +0.90% for OP — the B3/OP rate has moved in B3's favour. Across the last 7 days the comparison reads -5.50% for B3 versus +4.00% for OP. With $3.21M and $82.29M in respective daily volume, neither side of a B3→OP swap struggles for depth. B3 currently trades 97.5% below its all-time high, while OP sits 97.9% under its own peak.
B3 to OP converter & price calculator
Indicative, based on current market prices. Get a live quote in the swap.
B3 / OP conversion tables
Your payment wallet can't receive on — its address format differs.
Amounts include provider fees; ★ marks the best-value payment method. Checkout opens securely on the provider's site and is pre-filled with your connected wallet.
() on is not verified and may be a scam or an impostor of a well-known token. You could end up with a token you can't sell.
This browser has no crypto wallet. Pick your wallet app — SwitchFi will open inside its built-in browser, where you can connect.
The app didn't open — it may not be installed. You can still use SwitchFi from any wallet app:
- 1Open your wallet app (MetaMask, OKX, TokenPocket, TronLink…).
- 2Find the Browser / Discover / DApp tab.
- 3Paste this address and open it:
You have more than one wallet installed. Pick the one to connect.
Fetching live quote…
Live quote, net of DEX/bridge/gas fees. The final amount is confirmed in your wallet at execution.
Indicative estimate — the exact amount is confirmed in your wallet at execution.
About B3 (Base) and Optimism
B3 (Base) (B3) is the #805 cryptocurrency by market cap, worth $21.39M in aggregate. The price sits 97.5% under the record high of $0.01829. Supply-wise, 46% of the 100.00B B3 maximum (46.43B B3) is on the market today. Recent performance reads -5.50% over 7 days and +2.20% over the past month for B3. Its 24-hour trading volume is $3.21M.
Optimism (OP) is the #167 cryptocurrency by market cap, worth $228.50M in aggregate. The price sits 97.9% under the record high of $4.84. Of a maximum supply of 4.29B OP, 2.29B OP (53%) is already in circulation. OP has moved +4.00% week-on-week and +13.80% over 30 days. Its 24-hour trading volume is $82.29M.
How to convert B3 to OP
- 1 Enter the amount of B3 you want to convert — the swap widget on this page is prefilled with the B3 → OP pair.
- 2 Connect a compatible wallet: MetaMask, OKX, Trust Wallet, TokenPocket, TronLink, UniSat, Phantom and others.
- 3 Review the quoted route — the estimated and minimum amount of OP you will receive, plus network, DEX and bridge fees, are all shown before you sign.
- 4 Confirm the transaction in your wallet and track the swap on the My transactions page until the funds arrive.
Other options to exchange OP
Convert any other cryptocurrency from B3
B3 to OP FAQ
What is the B3 to OP exchange rate?
1 B3 is worth roughly 0.00461552 OP at the moment (inverted: 1 OP ≈ 216.6605 B3). This moves with the market; your wallet shows the exact executable amount before signing.
How to swap, exchange or convert B3 to OP on SwitchFi?
Type in how much B3 you're converting, connect a wallet, check the quoted B3→OP route and confirm in the wallet. The router compares DEX and bridge paths and settles without ever taking custody.
Is the B3 to OP swap instant?
If both assets live on the same chain the swap confirms within seconds. Cross-chain conversions add a few minutes of bridge confirmation time, with live status tracking throughout.
Are there fees to convert B3 to OP?
The usual on-chain costs apply (network gas plus DEX/bridge fees), but they're disclosed inside the quote together with the minimum received. Nothing is charged for accounts or custody.
Do I need an account to exchange B3 for OP?
No account is needed. You connect a wallet, approve the swap and receive the funds directly — there is no registration or KYC step for on-chain swaps.
Market data by CoinGecko, cached server-side. Prices are informational — the exact swap rate is quoted at execution time.