Swap Ethereum (ETH Optimism) for Tether (USDT Arbitrum)
The calculator does the maths at the live rate, the page lists the limits and the timing. Your rate is locked the moment the order is created.
Rate as of Nov 1, 2026 14:59
- Orders from
- 0.012 ETH Optimism ≈ $27.28
- Payout network
- Arbitrum One
- 24 hours
- +1.5%
The figure is indicative; the exact amount is locked in the order.
Today ETH Optimism goes for 2,282.75 USDT Arbitrum, and USDT Arbitrum goes for 0.000438068 ETH Optimism. Market over 24 hours: ETH Optimism against USDT Arbitrum plus 1.5%. The week added minus 3.36%.
The weekly corridor ran from 2,194.94 to 2,372.71 USDT Arbitrum, a spread of 8.1%. A single order takes 0.012 to 4,400 ETH Optimism. In dollars that is roughly $27.28.
The payout leaves in the Arbitrum One network, so the receiving address has to belong to that network. By market cap Ethereum sits 2th ($277.76 B) and Tether 3th ($180.04 B). Daily moves of ETH and USDT over 90 days line up at 0.19 (they travel apart).
Who takes the ETH Optimism → USDT Arbitrum route
- Sitting out the swingsETH moved −16.2% over the past month. USDT tracks the dollar, so after the swap the value stops following ETH.
- A road both waysThe USDT Arbitrum → ETH Optimism direction is open too, so going back into ETH takes the same route.
ETH Optimism → USDT Arbitrum rate and amounts
Send ETH Optimism — receive USDT Arbitrum
| ETH Optimism | USDT Arbitrum |
|---|---|
| 0.02 | 45.655 |
| 0.1 | 228.2749 |
| 0.5 | 1,141.37 |
| 1 | 2,282.75 |
| 5 | 11,413.75 |
| 20 | 45,654.98 |
Need USDT Arbitrum — send this much ETH Optimism
| USDT Arbitrum | ETH Optimism |
|---|---|
| 50 | 0.0219034 |
| 200 | 0.0876137 |
| 1,000 | 0.438068 |
| 5,000 | 2.1903 |
| 20,000 | 8.7614 |
| 100,000 | 43.8068 |
Payout network for USDT
The same USDT goes out in several networks. Rates and lower limits differ, and the fee is charged by the network itself.
| Network | Per ETH Optimism | From | Network fee | Speed |
|---|---|---|---|---|
| Solana | 2,282.75 | 0.012 ETH Optimism | ≈ $0.00048 | fast |
| Polygon | 2,282.75 | 0.012 ETH Optimism | ≈ $0.00065 | fast |
| TRON (TRC20) | 2,282.75 | 0.012 ETH Optimism | ≈ $2.1 | fast |
| Arbitrum One open now | 2,282.75 | 0.012 ETH Optimism | ≈ $0.003 | fast |
| TON | 2,282.75 | 0.012 ETH Optimism | low | fast |
| Ethereum (ERC20) | 2,282.75 | 0.012 ETH Optimism | ≈ $0.0066 | medium |
| OMNI | 2,275.94 | — | — | — |
| BNB Smart Chain (BEP20) | 2,275.94 | 0.0823561 ETH Optimism | ≈ $0.0023 | fast |
| Avalanche C-Chain | 2,275.94 | — | ≈ $0.0014 | fast |
| NEAR | 2,275.94 | — | — | — |
| Optimism | 2,275.94 | — | ≈ $0.00015 | fast |
How the ETH Optimism → USDT Arbitrum order runs
- Work out the amount in the calculator: orders start at 0.012 ETH Optimism.
- Enter a USDT address in Arbitrum One and a way to reach you.
- Send ETH Optimism in Optimism for exactly the amount stated in the order.
- Once the network confirms your transfer, Tether leaves for your address. The order page tracks every step.
Check this before sending ETH Optimism
- The address network is Arbitrum One. Sending through another network usually means losing the transfer.
- The transfer must not be smaller than 0.012 ETH Optimism.
- Copy the address whole, then compare the first and last characters after pasting.
- Coins go through an AML check: a flagged transfer can be held until the check is finished.
Where the ETH Optimism to USDT Arbitrum rate has been
- 24 hours
- +1.5%
- Week
- −3.36%
- Weekly high
- 2,372.71 USDT Arbitrum
- Weekly low
- 2,194.94 USDT Arbitrum
- Spread
- 8.1%
Market data from CoinGecko as of Nov 1, 2026 11:54; the exchange rate is calculated separately and differs. Where these numbers come from
How far ETH Optimism/USDT Arbitrum travelled, by period
| Period | High | Low | Middle | Net move |
|---|---|---|---|---|
| 24 hours | 2,269.64 | 2,243.19 | 2,256.38 | +1.5% |
| Week | 2,372.71 | 2,194.94 | 2,303.38 | −3.36% |
| Month | 2,726.28 | 2,243.69 | 2,478.41 | −16.47% |
| Quarter | 2,775.75 | 1,844.81 | 2,381.59 | +21.62% |
Figures are in USDT Arbitrum per unit sent, from market data.
Daily ETH Optimism → USDT Arbitrum rate
| Day | Close | Against the day before |
|---|---|---|
| Oct 31, 2026 | 2,243.69 USDT Arbitrum | −0.44% |
| Oct 30, 2026 | 2,253.55 USDT Arbitrum | −4.5% |
| Oct 29, 2026 | 2,359.69 USDT Arbitrum | +0.41% |
| Oct 28, 2026 | 2,350.1 USDT Arbitrum | +1.13% |
| Oct 27, 2026 | 2,323.81 USDT Arbitrum | −0.23% |
| Oct 26, 2026 | 2,329.25 USDT Arbitrum | −1.25% |
| Oct 25, 2026 | 2,358.74 USDT Arbitrum | −1.17% |
Daily RubyCash rate: ETH Optimism → USDT Arbitrum
| Date | RubyCash rate | Market rate |
|---|---|---|
| Nov 1, 2026 | 2,281.79 USDT Arbitrum | 2,274.35 |
| Oct 31, 2026 | 2,266.62 USDT Arbitrum | 2,260.17 |
| Oct 30, 2026 | 2,249.8 USDT Arbitrum | 2,239.67 |
| Oct 29, 2026 | 2,278.9 USDT Arbitrum | 2,275.46 |
| Oct 28, 2026 | 2,370.07 USDT Arbitrum | 2,360.4 |
| Oct 27, 2026 | 2,363 USDT Arbitrum | 2,352 |
| Oct 26, 2026 | 2,319.59 USDT Arbitrum | 2,315.8 |
| Oct 25, 2026 | 2,367.11 USDT Arbitrum | 2,345.77 |
| Oct 24, 2026 | 2,360.14 USDT Arbitrum | 2,344.1 |
| Oct 22, 2026 | 2,400.46 USDT Arbitrum | 2,385.9 |
| Oct 21, 2026 | 2,495.7 USDT Arbitrum | 2,493.54 |
| Oct 20, 2026 | 2,466.88 USDT Arbitrum | 2,453.57 |
| Oct 19, 2026 | 2,421.11 USDT Arbitrum | 2,399.98 |
| Oct 18, 2026 | 2,409.79 USDT Arbitrum | 2,391.94 |
Our own rate is written down every hour; the table keeps the last entry of each day. The market column is the ratio of the same two coins on CoinGecko at that moment. Where these numbers come from
The numbers on ETH and USDT
- Price
- $2,273.30
- 24 hours
- +1.52%
- Week
- −3%
- Market cap
- $277.76 B
- 24-hour turnover
- $4.43 B
- Rank by cap
- #2
- In circulation
- 122.18 M ETH
- Record price
- $4,946.05
- Price
- $0.999538
- 24 hours
- +0.02%
- Week
- +0.05%
- Market cap
- $180.04 B
- 24-hour turnover
- $25.75 B
- Rank by cap
- #3
- In circulation
- 180.12 B USDT
- Record price
- $1.32
Source: CoinGecko, Nov 1, 2026 11:54.
Ethereum against Tether
| Ethereum (ETH) | Tether (USDT) | |
|---|---|---|
| Ticker | ETH | USDT |
| Type | coin of its own network | token |
| Network | Optimism | Arbitrum One |
| Fees are paid in | ETH | ETH |
| Launched | 2015 | 2014 |
| Built by | Vitalik Buterin | Tether Limited |
| Consensus | Proof of Stake | — |
| Block | ~12 sec | — |
| Supply cap | no cap | no cap |
| Privacy | transfers are public | — |
| In circulation | 122.18 M ETH | 180.12 B USDT |
| Market cap | $277.76 B | $180.04 B |
| Rank by cap | #2 | #3 |
Daily moves of ETH and USDT over 90 days line up at 0.19 — they travel apart.