Swap Stellar (XLM) for Tether (USDT Optimism)
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 Sep 17, 2026 10:13
- Payout network
- Optimism
- 24 hours
- +3.18%
The figure is indicative; the exact amount is locked in the order.
One XLM buys 0.184396 USDT Optimism right now; the other way round, 1 USDT Optimism is 5.4231 XLM. Market over 24 hours: XLM against USDT Optimism plus 3.18%. The week added plus 1.57%.
The weekly corridor ran from 0.173877 to 0.195937 USDT Optimism, a spread of 12.69%.
The payout leaves in the Optimism network, so the receiving address has to belong to that network. By market cap Stellar sits 20th ($6.35 B) and Tether 3th ($183.29 B). Daily moves of XLM and USDT over 90 days line up at 0.13 (they travel apart).
Who takes the XLM → USDT Optimism route
- Sitting out the swingsXLM moved +15.35% over the past month. USDT tracks the dollar, so after the swap the value stops following XLM.
- A road both waysThe USDT Optimism → XLM direction is open too, so going back into XLM takes the same route.
XLM → USDT Optimism rate and amounts
Send XLM — receive USDT Optimism
| XLM | USDT Optimism |
|---|---|
| 100 | 18.4396 |
| 500 | 92.198 |
| 2,000 | 368.792 |
| 20,000 | 3,687.92 |
| 100,000 | 18,439.6 |
| 500,000 | 92,198.01 |
Need USDT Optimism — send this much XLM
| USDT Optimism | XLM |
|---|---|
| 20 | 108.4622 |
| 100 | 542.311 |
| 500 | 2,711.56 |
| 5,000 | 27,115.55 |
| 20,000 | 108,462.21 |
| 100,000 | 542,311.05 |
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 XLM | From | Network fee | Speed |
|---|---|---|---|---|
| OMNI | 0.184396 | — | — | — |
| Ethereum (ERC20) | 0.184396 | 1,043.46 XLM | ≈ $0.011 | medium |
| TRON (TRC20) | 0.184396 | 1,043.46 XLM | ≈ $2.3 | fast |
| BNB Smart Chain (BEP20) | 0.184396 | 1,043.46 XLM | ≈ $0.0024 | fast |
| Solana | 0.184396 | 1,043.46 XLM | ≈ $0.0005 | fast |
| Polygon | 0.184396 | 1,043.46 XLM | ≈ $0.0018 | fast |
| Arbitrum One | 0.184396 | 1,043.46 XLM | ≈ $0.0032 | fast |
| TON | 0.184396 | 1,043.46 XLM | low | fast |
| Avalanche C-Chain | 0.184396 | — | ≈ < $0.0001 | fast |
| NEAR | 0.184396 | — | — | — |
| Optimism open now | 0.184396 | — | ≈ $0.00016 | fast |
How the XLM → USDT Optimism order runs
- Work out the amount in the calculator and press the exchange button.
- Enter a USDT address in Optimism and a way to reach you.
- Send XLM in Stellar 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 XLM
- The address network is Optimism. Sending through another network usually means losing the transfer.
- 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 XLM to USDT Optimism rate has been
- 24 hours
- +3.18%
- Week
- +1.57%
- Weekly high
- 0.195937 USDT Optimism
- Weekly low
- 0.173877 USDT Optimism
- Spread
- 12.69%
Market data from CoinGecko as of Sep 17, 2026 08:24; the exchange rate is calculated separately and differs. Where these numbers come from
How far XLM/USDT Optimism travelled, by period
| Period | High | Low | Middle | Net move |
|---|---|---|---|---|
| 24 hours | 0.18475 | 0.173877 | 0.178437 | +3.18% |
| Week | 0.195937 | 0.173877 | 0.181638 | +1.57% |
| Month | 0.201848 | 0.15482 | 0.181676 | +15.36% |
| Quarter | 0.234611 | 0.15482 | 0.181963 | −22.23% |
Figures are in USDT Optimism per unit sent, from market data.
Daily XLM → USDT Optimism rate
| Day | Close | Against the day before |
|---|---|---|
| Sep 17, 2026 | 0.182459 USDT Optimism | +3.61% |
| Sep 16, 2026 | 0.176104 USDT Optimism | −8.11% |
| Sep 15, 2026 | 0.191656 USDT Optimism | +8.1% |
| Sep 14, 2026 | 0.177288 USDT Optimism | −1.5% |
| Sep 13, 2026 | 0.179979 USDT Optimism | +0.95% |
| Sep 12, 2026 | 0.178294 USDT Optimism | +2.04% |
| Sep 11, 2026 | 0.174735 USDT Optimism | −3.57% |
The numbers on XLM and USDT
- Price
- $0.182244
- 24 hours
- +3.16%
- Week
- +1.4%
- Market cap
- $6.35 B
- 24-hour turnover
- $267.34 M
- Rank by cap
- #20
- In circulation
- 34.85 B XLM
- Record price
- $0.875563
- Price
- $0.999181
- 24 hours
- −0.02%
- Week
- 0%
- Market cap
- $183.29 B
- 24-hour turnover
- $60.43 B
- Rank by cap
- #3
- In circulation
- 183.44 B USDT
- Record price
- $1.32
Source: CoinGecko, Sep 17, 2026 08:24.
Stellar against Tether
| Stellar (XLM) | Tether (USDT) | |
|---|---|---|
| Ticker | XLM | USDT |
| Type | coin of its own network | token |
| Launched | 2014 | 2014 |
| Built by | Jed McCaleb, Joyce Kim | Tether Limited |
| Consensus | Stellar Consensus Protocol | — |
| Block | ~5 sec | — |
| Supply cap | 50 B XLM | no cap |
| Privacy | transfers are public | — |
| In circulation | 34.85 B XLM | 183.44 B USDT |
| Market cap | $6.35 B | $183.29 B |
| Rank by cap | #20 | #3 |
| Network | — | Optimism |
| Fees are paid in | — | ETH |
Daily moves of XLM and USDT over 90 days line up at 0.13 — they travel apart.