Swap Caldera (ERA) 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 12:13
- Payout network
- Optimism
- 24 hours
- +4.77%
You get
USDT Optimism
Start the order
USDT Optimism
The figure is indicative; the exact amount is locked in the order.
One ERA buys 0.0583214 USDT Optimism right now; the other way round, 1 USDT Optimism is 17.1464 ERA. Market over 24 hours: ERA against USDT Optimism plus 4.77%. The week added minus 2.04%.
The weekly corridor ran from 0.0547334 to 0.0602248 USDT Optimism, a spread of 10.03%.
The payout leaves in the Optimism network, so the receiving address has to belong to that network. By market cap Caldera sits 1189th ($10.09 M) and Tether 3th ($183.28 B). Daily moves of ERA and USDT over 90 days line up at -0.01 (they travel apart).
Who takes the ERA → USDT Optimism route
- Sitting out the swingsERA moved −7.81% over the past month. USDT tracks the dollar, so after the swap the value stops following ERA.
- A road both waysThe USDT Optimism → ERA direction is open too, so going back into ERA takes the same route.
ERA → USDT Optimism rate and amounts
1 ERA = 0.0583214 USDT Optimism
1 USDT Optimism = 17.1464 ERA
Send ERA — receive USDT Optimism
| ERA | USDT Optimism |
|---|---|
| 200 | 11.6643 |
| 1,000 | 58.3214 |
| 5,000 | 291.6068 |
| 50,000 | 2,916.07 |
| 200,000 | 11,664.27 |
| 1,000,000 | 58,321.35 |
Need USDT Optimism — send this much ERA
| USDT Optimism | ERA |
|---|---|
| 20 | 342.9276 |
| 100 | 1,714.64 |
| 500 | 8,573.19 |
| 5,000 | 85,731.9 |
| 20,000 | 342,927.59 |
| 100,000 | 1,714,637.93 |
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 ERA | From | Network fee | Speed |
|---|---|---|---|---|
| OMNI | 0.0583214 | — | — | — |
| Ethereum (ERC20) | 0.0583214 | 3,448.28 ERA | ≈ $0.028 | medium |
| TRON (TRC20) | 0.0583214 | 3,448.28 ERA | ≈ $2.3 | fast |
| BNB Smart Chain (BEP20) | 0.0583214 | 3,448.28 ERA | ≈ $0.0024 | fast |
| Solana | 0.0583214 | 3,448.28 ERA | ≈ $0.0005 | fast |
| Polygon | 0.0583214 | 3,448.28 ERA | ≈ $0.0017 | fast |
| Arbitrum One | 0.0583214 | 3,448.28 ERA | ≈ $0.0032 | fast |
| TON | 0.0583214 | 3,448.28 ERA | low | fast |
| Avalanche C-Chain | 0.0583214 | — | ≈ $0.00019 | fast |
| NEAR | 0.0583214 | — | — | — |
| Optimism open now | 0.0583214 | — | ≈ $0.00017 | fast |
How the ERA → 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 ERA in Caldera 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 ERA
- 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 ERA to USDT Optimism rate has been
high 0.0602248 USDT Optimismlow 0.0547334 USDT Optimism
Sep 10, 2026 12:14Sep 17, 2026 12:14
high 0.0663571 USDT Optimismlow 0.0553878 USDT Optimism
Aug 17, 2026 03:00Sep 16, 2026 03:00
high 0.0995719 USDT Optimismlow 0.0553878 USDT Optimism
Jun 18, 2026 03:00Sep 16, 2026 03:00
high 0.745234 USDT Optimismlow 0.0553878 USDT Optimism
Sep 18, 2025 03:00Sep 16, 2026 03:00
- 24 hours
- +4.77%
- Week
- −2.04%
- Weekly high
- 0.0602248 USDT Optimism
- Weekly low
- 0.0547334 USDT Optimism
- Spread
- 10.03%
Market data from CoinGecko as of Sep 17, 2026 11:54; the exchange rate is calculated separately and differs. Where these numbers come from
How far ERA/USDT Optimism travelled, by period
| Period | High | Low | Middle | Net move |
|---|---|---|---|---|
| 24 hours | 0.0573963 | 0.0547334 | 0.0559027 | +4.77% |
| Week | 0.0602248 | 0.0547334 | 0.0578021 | −2.04% |
| Month | 0.0663571 | 0.0553878 | 0.0588377 | −7.83% |
| Quarter | 0.0995719 | 0.0553878 | 0.0712539 | −43.07% |
Figures are in USDT Optimism per unit sent, from market data.
Daily ERA → USDT Optimism rate
| Day | Close | Against the day before |
|---|---|---|
| Sep 16, 2026 | 0.0553878 USDT Optimism | −7.14% |
| Sep 15, 2026 | 0.059644 USDT Optimism | +2.04% |
| Sep 14, 2026 | 0.0584503 USDT Optimism | −0.95% |
| Sep 13, 2026 | 0.0590097 USDT Optimism | +2.71% |
| Sep 12, 2026 | 0.0574503 USDT Optimism | +3.23% |
| Sep 11, 2026 | 0.0556506 USDT Optimism | −6.06% |
| Sep 10, 2026 | 0.0592378 USDT Optimism | −2.96% |
The numbers on ERA and USDT
Caldera ERA- Price
- $0.05776
- 24 hours
- +4.74%
- Week
- −2%
- Market cap
- $10.09 M
- 24-hour turnover
- $2.12 M
- Rank by cap
- #1189
- In circulation
- 174.75 M ERA
- Record price
- $1.88
Tether USDT- Price
- $0.999122
- 24 hours
- −0.02%
- Week
- 0%
- Market cap
- $183.28 B
- 24-hour turnover
- $58.85 B
- Rank by cap
- #3
- In circulation
- 183.44 B USDT
- Record price
- $1.32
Source: CoinGecko, Sep 17, 2026 11:54.
Caldera against Tether
| Caldera (ERA) | Tether (USDT) | |
|---|---|---|
| Ticker | ERA | USDT |
| In circulation | 174.75 M ERA | 183.44 B USDT |
| Market cap | $10.09 M | $183.28 B |
| Rank by cap | #1189 | #3 |
| Type | — | token |
| Network | — | Optimism |
| Fees are paid in | — | ETH |
| Launched | — | 2014 |
| Built by | — | Tether Limited |
| Supply cap | — | no cap |
Daily moves of ERA and USDT over 90 days line up at -0.01 — they travel apart.
Common questions: ERA → USDT Optimism
What rate does ERA to USDT Optimism run at?
As of Sep 17, 2026 12:13 it is 1 ERA = 0.0583214 USDT Optimism. The figure recalculates on its own, and the calculator always shows the fresh one. In dollars that is around $0.0582701.
What else is taken on top of the rate?
The payout is already calculated at the rate in the calculator. On top of it you only pay the network fee for sending ERA, and that one goes to the blockchain, not to us.
How long does ERA to USDT Optimism take?
The clock starts with confirmations: the order goes into work once Caldera confirms your transfer. After that it comes down to how busy the network is.
Which network will USDT Optimism arrive in?
The payout leaves in Optimism. Make sure the receiving wallet works with that network.
Where is receiving USDT cheaper?
The cheapest is usually USDT BEP20, USDT SOL, USDT Polygon, USDT Arbitrum, USDT TON, USDT AVAX C, USDT Optimism. Still, the network is chosen by what the recipient supports, not by the fee.
What if the rate moves while I am paying?
The rate is pinned to the order and does not move while the order is alive. It can be recalculated if the payment arrives late or for a different amount — so send the exact sum, and send it promptly.
What did the ERA to USDT Optimism rate do this month?
The month came in at minus 7.83%. Low 0.0553878, high 0.0663571, middle 0.0588377 USDT Optimism per ERA.
Can I go back, USDT Optimism to ERA?
Yes, the reverse direction is open: 1 USDT Optimism = 17.2847 ERA. The link sits right under the calculator.
Worth reading
Where else this can go
The other way round
Send ERA, receive something else
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