Swap USD Coin (USDC 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 Nov 2, 2026 01:09
- Payout network
- Optimism
- 24 hours
- +0.01%
The figure is indicative; the exact amount is locked in the order.
Today USDC XLM goes for 1.0007 USDT Optimism, and USDT Optimism goes for 0.9993 USDC XLM. Market over 24 hours: USDC XLM against USDT Optimism plus 0.01%. The week added a move of 0%.
The weekly corridor ran from 1.0003 to 1.0012 USDT Optimism, a spread of 0.09%.
The payout leaves in the Optimism network, so the receiving address has to belong to that network. By market cap USD Coin sits 6th ($71.5 B) and Tether 3th ($179.97 B). Daily moves of USDC and USDT over 90 days line up at 0.11 (they travel apart).
Who takes the USDC XLM → USDT Optimism route
- A road both waysThe USDT Optimism → USDC XLM direction is open too, so going back into USDC takes the same route.
USDC XLM → USDT Optimism rate and amounts
Send USDC XLM — receive USDT Optimism
| USDC XLM | USDT Optimism |
|---|---|
| 20 | 20.014 |
| 100 | 100.07 |
| 500 | 500.35 |
| 5,000 | 5,003.5 |
| 20,000 | 20,014 |
| 100,000 | 100,070.01 |
Need USDT Optimism — send this much USDC XLM
| USDT Optimism | USDC XLM |
|---|---|
| 20 | 19.986 |
| 100 | 99.93 |
| 500 | 499.6502 |
| 5,000 | 4,996.5 |
| 20,000 | 19,986.01 |
| 100,000 | 99,930.04 |
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 USDC XLM | From | Network fee | Speed |
|---|---|---|---|---|
| OMNI | 1.0007 | — | — | — |
| Ethereum (ERC20) | 1.0007 | 200 USDC XLM | ≈ $0.0063 | medium |
| TRON (TRC20) | 1.0007 | 200 USDC XLM | ≈ $2.1 | fast |
| BNB Smart Chain (BEP20) | 1.0007 | 200 USDC XLM | ≈ $0.0023 | fast |
| Solana | 1.0007 | 200 USDC XLM | ≈ $0.00047 | fast |
| Polygon | 1.0007 | 200 USDC XLM | ≈ $0.0016 | fast |
| Arbitrum One | 1.0007 | 200 USDC XLM | ≈ $0.003 | fast |
| TON | 1.0007 | 200 USDC XLM | low | fast |
| Avalanche C-Chain | 1.0007 | — | ≈ $0.0014 | fast |
| NEAR | 1.0007 | — | — | — |
| Optimism open now | 1.0007 | — | ≈ $0.00015 | fast |
How the USDC 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 USDC XLM in XLM 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 USDC 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 USDC XLM to USDT Optimism rate has been
- 24 hours
- +0.01%
- Week
- 0%
- Weekly high
- 1.0012 USDT Optimism
- Weekly low
- 1.0003 USDT Optimism
- Spread
- 0.09%
Market data from CoinGecko as of Nov 1, 2026 23:54; the exchange rate is calculated separately and differs. Where these numbers come from
How far USDC XLM/USDT Optimism travelled, by period
| Period | High | Low | Middle | Net move |
|---|---|---|---|---|
| 24 hours | 1.0006 | 1.0005 | 1.0005 | +0.01% |
| Week | 1.0012 | 1.0003 | 1.0006 | 0% |
| Month | 1.0009 | 1 | 1.0005 | +0.03% |
| Quarter | 1.0009 | 0.999785 | 1.0003 | +0.02% |
Figures are in USDT Optimism per unit sent, from market data.
Daily USDC XLM → USDT Optimism rate
| Day | Close | Against the day before |
|---|---|---|
| Nov 1, 2026 | 1.0005 USDT Optimism | −0.01% |
| Oct 31, 2026 | 1.0007 USDT Optimism | −0.02% |
| Oct 30, 2026 | 1.0008 USDT Optimism | +0.04% |
| Oct 29, 2026 | 1.0004 USDT Optimism | −0.01% |
| Oct 28, 2026 | 1.0005 USDT Optimism | −0.02% |
| Oct 27, 2026 | 1.0007 USDT Optimism | 0% |
| Oct 26, 2026 | 1.0007 USDT Optimism | +0.03% |
Daily RubyCash rate: USDC XLM → USDT Optimism
| Date | RubyCash rate | Market rate |
|---|---|---|
| Nov 1, 2026 | 1.0008 USDT Optimism | 1.0006 |
| Oct 31, 2026 | 1.0015 USDT Optimism | 1.0005 |
| Oct 30, 2026 | 1.0018 USDT Optimism | 1.0006 |
| Oct 29, 2026 | 1.0014 USDT Optimism | 1.0006 |
| Oct 28, 2026 | 1.0009 USDT Optimism | 1.0004 |
| Oct 27, 2026 | 1.0014 USDT Optimism | 1.0005 |
| Oct 26, 2026 | 1.0015 USDT Optimism | 1.0006 |
| Oct 25, 2026 | 1.0012 USDT Optimism | 1.0005 |
| Oct 24, 2026 | 1.0014 USDT Optimism | 1.0004 |
| Oct 22, 2026 | 1.001 USDT Optimism | 1.0005 |
| Oct 21, 2026 | 1.001 USDT Optimism | 1.0003 |
| Oct 20, 2026 | 1.0008 USDT Optimism | 1.0005 |
| Oct 19, 2026 | 1.0011 USDT Optimism | 1.0007 |
| Oct 18, 2026 | 1.0013 USDT Optimism | 1.0006 |
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 USDC and USDT
- Price
- $0.999728
- 24 hours
- −0.03%
- Week
- +0.01%
- Market cap
- $71.5 B
- 24-hour turnover
- $6.06 B
- Rank by cap
- #6
- In circulation
- 71.52 B USDC
- Record price
- $1.04
- Price
- $0.99916
- 24 hours
- −0.04%
- Week
- +0.01%
- Market cap
- $179.97 B
- 24-hour turnover
- $25.81 B
- Rank by cap
- #3
- In circulation
- 180.12 B USDT
- Record price
- $1.32
Source: CoinGecko, Nov 1, 2026 23:54.
USD Coin against Tether
| USD Coin (USDC) | Tether (USDT) | |
|---|---|---|
| Ticker | USDC | USDT |
| Type | token | token |
| Network | XLM | Optimism |
| Launched | 2018 | 2014 |
| Built by | Circle | Tether Limited |
| Supply cap | no cap | no cap |
| In circulation | 71.52 B USDC | 180.12 B USDT |
| Market cap | $71.5 B | $179.97 B |
| Rank by cap | #6 | #3 |
| Fees are paid in | — | ETH |
Daily moves of USDC and USDT over 90 days line up at 0.11 — they travel apart.