Convert SI to OP
Swap Siren (SI) to Optimism (OP) at the best cross-chain rate. SwitchFi routes your SI → OP exchange across the top DEXs and bridges and settles straight from your wallet — non-custodial, no account, no sign-up.
SI to OP market data
| Metric | SI | OP |
|---|---|---|
| Price | $0.003675 | $0.09874 |
| Market cap | $245,680 | $226.08M |
| 24h volume | $3 | $73.65M |
| 24h change | — | +3.96% |
| 7d change | -3.10% | +2.10% |
| 24h high / low | $0.003676 / $0.003624 | $0.1005 / $0.09353 |
| All-time high | $4.37 | $4.84 |
| Market cap rank | #4197 | #163 |
What is the SI to OP exchange rate?
At the current market price, 1 SI ≈ 0.0372175 OP, and 1 OP ≈ 26.8691 SI. The rate moves with the market; the exact amount you receive is quoted from live liquidity in your wallet before you sign.
Siren is the smaller side of this pair — Optimism's market capitalisation of $226.08M is roughly 920× larger than Siren's $245,680. They currently rank #4197 and #163 among all cryptocurrencies. Across the last 7 days the comparison reads -3.10% for SI versus +2.10% for OP. Liquidity is ample on both legs — SI trades $3 a day and OP trades $73.65M — so conversions execute at market rates. SI currently trades 99.9% below its all-time high, while OP sits 98.0% under its own peak.
SI to OP converter & price calculator
Indicative, based on current market prices. Get a live quote in the swap.
SI / 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 Siren and Optimism
With a total market value of $245,680, Siren (SI) sits at #4197 among all cryptocurrencies. The price sits 99.9% under the record high of $4.37. 66.86M SI is circulating out of a hard cap of 100.00M SI — about 67% of the eventual supply. Over the last 7 days SI is -3.10%, and +24.20% across 30 days. Daily turnover comes to $3.
Optimism (OP) is the #163 cryptocurrency by market cap, worth $226.08M in aggregate. The price sits 98.0% 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 +2.10% week-on-week and +10.30% over 30 days. Its 24-hour trading volume is $73.65M.
How to convert SI to OP
- 1 Enter the amount of SI you want to convert — the swap widget on this page is prefilled with the SI → 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 SI
SI to OP FAQ
What is the SI to OP exchange rate?
Right now 1 SI ≈ 0.0372175 OP (and 1 OP ≈ 26.8691 SI). Rates update continuously from live market data; the exact amount you receive is quoted in your wallet before you sign.
How to swap, exchange or convert SI to OP on SwitchFi?
Three steps: set the SI amount, connect your wallet, then approve the best quoted SI→OP route. Funds move wallet-to-wallet — SwitchFi never holds them.
Is the SI 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 SI to OP?
SwitchFi shows the network, DEX and bridge fees up front in the quote. You always see the minimum you'll receive before confirming — there are no hidden custody fees because you never give up control of your funds.
Do I need an account to exchange SI 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.