Swap Quant (QNT) 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 09:24

Payout network: Optimism
24 hours: −0.84%

You send

QNT

You get 199.0283

USDT Optimism

Start the order

Rate: 1 QNT = 199.0283 USDT Optimism
Up to: 50,400 QNT

The figure is indicative; the exact amount is locked in the order.

One QNT buys 199.0283 USDT Optimism right now; the other way round, 1 USDT Optimism is 0.00502441 QNT. Market over 24 hours: QNT against USDT Optimism minus 0.84%. The week added plus 2.8%.

The weekly corridor ran from 176.5972 to 216.0385 USDT Optimism, a spread of 22.33%.

The payout leaves in the Optimism network, so the receiving address has to belong to that network. By market cap Quant sits 35th ($2.89 B) and Tether 3th ($179.94 B). Daily moves of QNT and USDT over 90 days line up at 0.09 (they travel apart).

Who takes the QNT → USDT Optimism route

Sitting out the swingsQNT moved −18.82% over the past month. USDT tracks the dollar, so after the swap the value stops following QNT.
A road both waysThe USDT Optimism → QNT direction is open too, so going back into QNT takes the same route.

QNT → USDT Optimism rate and amounts

1 QNT = 199.0283 USDT Optimism

1 USDT Optimism = 0.00502441 QNT

Send QNT — receive USDT Optimism

QNT	USDT Optimism
0.1	19.9028
0.5	99.5142
2	398.0566
20	3,980.57
100	19,902.83
500	99,514.16

Need USDT Optimism — send this much QNT

USDT Optimism	QNT
20	0.100488
100	0.502441
500	2.5122
5,000	25.1221
20,000	100.4882
100,000	502.4411

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 QNT	From	Network fee	Speed
OMNI	199.0283	—	—	—
Ethereum (ERC20)	199.0283	3.3557 QNT	≈ $0.0059	medium
TRON (TRC20)	199.0283	3.3557 QNT	≈ $2.1	fast
BNB Smart Chain (BEP20)	199.0283	3.3557 QNT	≈ $0.0023	fast
Solana	199.0283	3.3557 QNT	≈ $0.00047	fast
Polygon	199.0283	3.3557 QNT	≈ $0.0013	fast
Arbitrum One	199.0283	3.3557 QNT	≈ $0.003	fast
TON	199.0283	3.3557 QNT	low	fast
Avalanche C-Chain	199.0283	—	≈ $0.0014	fast
NEAR	199.0283	—	—	—
Optimism open now	199.0283	—	≈ $0.00015	fast

QNT → USDT: compare all networks USDT network fees

How the QNT → 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 QNT in Quant 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.

Swap QNT for USDT Optimism

Check this before sending QNT

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 QNT to USDT Optimism rate has been

WeekMonthQuarterYear

high 216.0385 USDT Optimismlow 176.5972 USDT Optimism

Oct 26, 2026 09:26Nov 2, 2026 09:26

high 265.5031 USDT Optimismlow 179.2718 USDT Optimism

Oct 2, 2026 03:00Nov 1, 2026 03:00

high 287.5075 USDT Optimismlow 55.9389 USDT Optimism

Aug 3, 2026 03:00Nov 1, 2026 03:00

high 287.5075 USDT Optimismlow 55.9389 USDT Optimism

Nov 2, 2025 03:00Nov 1, 2026 03:00

24 hours: −0.84%
Week: +2.8%
Weekly high: 216.0385 USDT Optimism
Weekly low: 176.5972 USDT Optimism
Spread: 22.33%

Market data from CoinGecko as of Nov 2, 2026 09:24; the exchange rate is calculated separately and differs. Where these numbers come from

How far QNT/USDT Optimism travelled, by period

Period	High	Low	Middle	Net move
24 hours	201.8124	196.7344	199.9702	−0.84%
Week	216.0385	176.5972	197.9782	+2.8%
Month	265.5031	179.2718	215.9152	−18.79%
Quarter	287.5075	55.9389	125.4512	+229.14%

Figures are in USDT Optimism per unit sent, from market data.

Daily QNT → USDT Optimism rate

Day	Close	Against the day before
Nov 1, 2026	199.152 USDT Optimism	+3.65%
Oct 31, 2026	192.1463 USDT Optimism	+5.03%
Oct 30, 2026	182.9492 USDT Optimism	−9.37%
Oct 29, 2026	201.8618 USDT Optimism	+1.28%
Oct 28, 2026	199.3025 USDT Optimism	−2.25%
Oct 27, 2026	203.8805 USDT Optimism	+7.19%
Oct 26, 2026	190.2079 USDT Optimism	+6.1%

Daily RubyCash rate: QNT → USDT Optimism

Date	RubyCash rate	Market rate
Nov 2, 2026	199.6298 USDT Optimism	202.7184
Nov 1, 2026	200.7326 USDT Optimism	199.4275
Oct 31, 2026	199.1185 USDT Optimism	200.9053
Oct 30, 2026	192.6523 USDT Optimism	190.1815
Oct 29, 2026	183.1686 USDT Optimism	183.9423
Oct 28, 2026	201.1336 USDT Optimism	199.784
Oct 27, 2026	200.3917 USDT Optimism	199.8092
Oct 26, 2026	201.5145 USDT Optimism	202.6041
Oct 25, 2026	192.9932 USDT Optimism	187.8451
Oct 24, 2026	177.755 USDT Optimism	177.5127
Oct 22, 2026	188.512 USDT Optimism	188.8507
Oct 21, 2026	208.6524 USDT Optimism	209.4019
Oct 20, 2026	195.0383 USDT Optimism	198.3769
Oct 19, 2026	195.6298 USDT Optimism	194.2599

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 QNT and USDT

Quant QNT

Price: $198.35
24 hours: −0.89%
Week: +4.13%
Market cap: $2.89 B
24-hour turnover: $41.04 M
Rank by cap: #35
In circulation: 14.56 M QNT
Record price: $427.42

Tether USDT

Price: $0.99896
24 hours: −0.06%
Week: 0%
Market cap: $179.94 B
24-hour turnover: $30.91 B
Rank by cap: #3
In circulation: 180.12 B USDT
Record price: $1.32

Source: CoinGecko, Nov 2, 2026 09:24.

Quant against Tether

	Quant (QNT)	Tether (USDT)
Ticker	QNT	USDT
In circulation	14.56 M QNT	180.12 B USDT
Market cap	$2.89 B	$179.94 B
Rank by cap	#35	#3
Type	—	token
Network	—	Optimism
Fees are paid in	—	ETH
Launched	—	2014
Built by	—	Tether Limited
Supply cap	—	no cap

Daily moves of QNT and USDT over 90 days line up at 0.09 — they travel apart.

Common questions: QNT → USDT Optimism

What rate does QNT to USDT Optimism run at?

As of Nov 2, 2026 09:24 it is 1 QNT = 199.0283 USDT Optimism. The figure recalculates on its own, and the calculator always shows the fresh one. In dollars that is around $198.82.

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 QNT, and that one goes to the blockchain, not to us.

How long does QNT to USDT Optimism take?

The clock starts with confirmations: the order goes into work once Quant 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 QNT to USDT Optimism rate do this month?

The month came in at minus 18.79%. Low 179.2718, high 265.5031, middle 215.9152 USDT Optimism per QNT.

Can I go back, USDT Optimism to QNT?

Yes, the reverse direction is open: 1 USDT Optimism = 0.0050497 QNT. The link sits right under the calculator.