Swap Tether (USDT Optimism) for Cardano (ADA)

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 03:13

Orders from: 200 USDT Optimism ≈ $199.88
Payout network: Cardano
24 hours: +0.15%

You send

USDT Optimism

You get 10,193.08

ADA

Start the order

Rate: 1 USDT Optimism = 5.0965 ADA
From: 200 USDT Optimism
Up to: 10,000,000 USDT Optimism

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

The direction runs at 5.0965 ADA per USDT Optimism, or 0.196212 USDT Optimism per ADA. Market over 24 hours: USDT Optimism against ADA plus 0.15%. The week added plus 10.18%.

The weekly corridor ran from 4.6529 to 5.232 ADA, a spread of 12.45%. A single order takes 200 to 10,000,000 USDT Optimism. In dollars that is roughly $199.88.

By market cap Tether sits 3th ($183.33 B) and Cardano 19th ($7.29 B).

Who takes the USDT Optimism → ADA route

Entering ADA from dollarsFrom USDT you step into Cardano directly, with no coin in between and no extra fees.
Fuel for CardanoWithout Cardano nothing moves in Cardano — every transfer and every contract call is paid in it.
Different basketsHolding part of the amount in Cardano loosens a portfolio's dependence on a single coin.

USDT Optimism → ADA rate and amounts

1 USDT Optimism = 5.0965 ADA

1 ADA = 0.196212 USDT Optimism

Send USDT Optimism — receive ADA

USDT Optimism	ADA
200	1,019.31
1,000	5,096.54
2,000	10,193.08
10,000	50,965.41
20,000	101,930.82
100,000	509,654.1

Need ADA — send this much USDT Optimism

ADA	USDT Optimism
2,000	392.423
5,000	981.0575
20,000	3,924.23
50,000	9,810.58
200,000	39,242.3
500,000	98,105.75

How the USDT Optimism → ADA order runs

Work out the amount in the calculator: orders start at 200 USDT Optimism.
Enter a ADA address in Cardano and a way to reach you.
Send USDT Optimism in Optimism for exactly the amount stated in the order.
Once the network confirms your transfer, Cardano leaves for your address. The order page tracks every step.

Swap USDT Optimism for ADA

Check this before sending USDT Optimism

The address network is Cardano. Sending through another network usually means losing the transfer.
The transfer must not be smaller than 200 USDT 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 USDT Optimism to ADA rate has been

Week

high 5.232 ADAlow 4.6529 ADA

Sep 10, 2026 03:13Sep 17, 2026 03:13

24 hours: +0.15%
Week: +10.18%
Weekly high: 5.232 ADA
Weekly low: 4.6529 ADA
Spread: 12.45%

Market data from CoinGecko as of Sep 17, 2026 00:54; the exchange rate is calculated separately and differs. Where these numbers come from

How far USDT Optimism/ADA travelled, by period

Period	High	Low	Middle	Net move
24 hours	5.232	5.08	5.1502	+0.15%
Week	5.232	4.6529	4.8617	+10.18%

Figures are in ADA per unit sent, from market data.

The numbers on USDT and ADA

Tether USDT

Price: $0.99939
24 hours: −0.01%
Week: −0.1%
Market cap: $183.33 B
24-hour turnover: $59.59 B
Rank by cap: #3
In circulation: 183.44 B USDT
Record price: $1.32

Cardano ADA

Price: $0.194533
24 hours: −0.16%
Week: −9%
Market cap: $7.29 B
24-hour turnover: $421.55 M
Rank by cap: #19
In circulation: 37.52 B ADA
Record price: $3.09

Source: CoinGecko, Sep 17, 2026 00:54.

Tether against Cardano

	Tether (USDT)	Cardano (ADA)
Ticker	USDT	ADA
Type	token	coin of its own network
Network	Optimism	—
Fees are paid in	ETH	—
Launched	2014	2017
Built by	Tether Limited	Charles Hoskinson
Supply cap	no cap	45 B ADA
In circulation	183.44 B USDT	37.52 B ADA
Market cap	$183.33 B	$7.29 B
Rank by cap	#3	#19
Consensus	—	Proof of Stake (Ouroboros)
Block	—	~20 sec
Privacy	—	transfers are public

Common questions: USDT Optimism → ADA

What rate does USDT Optimism to ADA run at?

As of Sep 17, 2026 03:13 it is 1 USDT Optimism = 5.0965 ADA. The figure recalculates on its own, and the calculator always shows the fresh one. In dollars that is around $0.991445.

What amounts does USDT Optimism → ADA accept?

From 200 to 10,000,000 USDT Optimism per order. The lower limit is roughly $199.88.

Where does the 200 USDT Optimism floor come from?

Network fees and order handling eat a small transfer alive — below 200 USDT Optimism the swap stops making sense for either side.

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 USDT Optimism, and that one goes to the blockchain, not to us.

How long does USDT Optimism to ADA take?

The clock starts with confirmations: the order goes into work once Optimism confirms your transfer. After that it comes down to how busy the network is.

Which network will ADA arrive in?

Cardano leaves in its own Cardano network — a plain ADA address is all you need.

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.

Can I go back, ADA to USDT Optimism?

Yes, the reverse direction is open: 1 ADA = 0.197794 USDT Optimism. The link sits right under the calculator.