Convert BAS to OP
Swap BNB Attestation Service (BAS) to Optimism (OP) at the best cross-chain rate. SwitchFi routes your BAS → OP exchange across the top DEXs and bridges and settles straight from your wallet — non-custodial, no account, no sign-up.
BAS to OP market data
| Metric | BAS | OP |
|---|---|---|
| Price | $0.02626 | $0.1032 |
| Market cap | $65.65M | $236.39M |
| 24h volume | $3.70M | $85.14M |
| 24h change | +4.07% | +6.17% |
| 7d change | +4.00% | +6.20% |
| 24h high / low | $0.02655 / $0.02428 | $0.104 / $0.09694 |
| All-time high | $0.1665 | $4.84 |
| Market cap rank | #379 | #163 |
What is the BAS to OP exchange rate?
At the current market price, 1 BAS ≈ 0.25437657 OP, and 1 OP ≈ 3.9312 BAS. 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 — $236.39M versus $65.65M for BNB Attestation Service. BAS holds rank #379 while OP holds #163 by market capitalisation. The last 24 hours put BAS at +4.07% against +6.17% for OP — the BAS/OP rate has moved in OP's favour. Across the last 7 days the comparison reads +4.00% for BAS versus +6.20% for OP. With $3.70M and $85.14M in respective daily volume, neither side of a BAS→OP swap struggles for depth. Measured from record highs, BAS is down 84.2% and OP is down 97.9%.
BAS to OP converter & price calculator
Indicative, based on current market prices. Get a live quote in the swap.
BAS / OP conversion tables
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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 BNB Attestation Service and Optimism
BNB Attestation Service (BAS) is the #379 cryptocurrency by market cap, worth $65.65M in aggregate. Compared with its $0.1665 all-time peak, it currently trades 84.2% lower. 2.50B BAS is circulating out of a hard cap of 10.00B BAS — about 25% of the eventual supply. Over the last 7 days BAS is +4.00%, and -3.60% across 30 days. Daily turnover comes to $3.70M.
Optimism (OP) is the #163 cryptocurrency by market cap, worth $236.39M 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 +6.20% week-on-week and +18.00% over 30 days. Its 24-hour trading volume is $85.14M.
How to convert BAS to OP
- 1 Enter the amount of BAS you want to convert — the swap widget on this page is prefilled with the BAS → 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 BAS
BAS to OP FAQ
What is the BAS to OP exchange rate?
At current prices one BAS converts to about 0.25437657 OP, and one OP to about 3.9312 BAS. The figure tracks the market in real time — the binding rate is the one quoted at execution.
How to swap, exchange or convert BAS to OP on SwitchFi?
Three steps: set the BAS amount, connect your wallet, then approve the best quoted BAS→OP route. Funds move wallet-to-wallet — SwitchFi never holds them.
Is the BAS to OP swap instant?
Speed depends on the route: same-chain trades are near-instant, while bridged cross-chain paths usually complete in a few minutes. Progress is trackable the whole way.
Are there fees to convert BAS 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 BAS for OP?
No. SwitchFi is a non-custodial router — connect a compatible wallet and swap. No sign-up, no KYC to use the on-chain swap.
Market data by CoinGecko, cached server-side. Prices are informational — the exact swap rate is quoted at execution time.