Swap Starknet (STRK ERC20) for Tether (USDT Polygon)

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 17:13

Orders from
7,421.15 STRK ERC20 ≈ $208.17
Payout network
Polygon
24 hours
+5.21%
You get 2,814.06 USDT Polygon
Start the order
Rate
1 STRK ERC20 = 0.0281406 USDT Polygon
From
7,421.15 STRK ERC20
Up to
356,000,000 STRK ERC20

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

Today STRK ERC20 goes for 0.0281406 USDT Polygon, and USDT Polygon goes for 35.5358 STRK ERC20. Market over 24 hours: STRK ERC20 against USDT Polygon plus 5.21%. The week added minus 5.17%.

The weekly corridor ran from 0.0262863 to 0.0296676 USDT Polygon, a spread of 12.86%. A single order takes 7,421.15 to 356,000,000 STRK ERC20. In dollars that is roughly $208.17.

The payout leaves in the Polygon network, so the receiving address has to belong to that network. By market cap Starknet sits 170th ($206.32 M) and Tether 3th ($183.29 B). Daily moves of STRK and USDT over 90 days line up at -0.07 (they travel apart).

Who takes the STRK ERC20 → USDT Polygon route

  • Sitting out the swingsSTRK moved +21.69% over the past month. USDT tracks the dollar, so after the swap the value stops following STRK.
  • A road both waysThe USDT Polygon → STRK ERC20 direction is open too, so going back into STRK takes the same route.

STRK ERC20 → USDT Polygon rate and amounts

1 STRK ERC20 = 0.0281406 USDT Polygon
1 USDT Polygon = 35.5358 STRK ERC20

Send STRK ERC20 — receive USDT Polygon

STRK ERC20USDT Polygon
10,000281.4063
20,000562.8127
100,0002,814.06
200,0005,628.13
1,000,00028,140.63
2,000,00056,281.27

Need USDT Polygon — send this much STRK ERC20

USDT PolygonSTRK ERC20
50017,767.9
1,00035,535.8
5,000177,679.02
10,000355,358.03
50,0001,776,790.17
100,0003,553,580.34

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.

NetworkPer STRK ERC20FromNetwork feeSpeed
OMNI0.0281406
Ethereum (ERC20)0.02814067,421.15 STRK ERC20≈ $0.2medium
TRON (TRC20)0.02814067,421.15 STRK ERC20≈ $2.3fast
BNB Smart Chain (BEP20)0.02814067,421.15 STRK ERC20≈ $0.0024fast
Solana0.02814067,421.15 STRK ERC20≈ $0.0005fast
Polygon open now0.02814067,421.15 STRK ERC20≈ $0.0017fast
Arbitrum One0.02814067,421.15 STRK ERC20≈ $0.0033fast
TON0.02814067,421.15 STRK ERC20lowfast
Avalanche C-Chain0.0281406≈ < $0.0001fast
NEAR0.0281406
Optimism0.0281406≈ $0.00021fast

How the STRK ERC20 → USDT Polygon order runs

  1. Work out the amount in the calculator: orders start at 7,421.15 STRK ERC20.
  2. Enter a USDT address in Polygon and a way to reach you.
  3. Send STRK ERC20 in Ethereum (ERC20) for exactly the amount stated in the order.
  4. Once the network confirms your transfer, Tether leaves for your address. The order page tracks every step.

Swap STRK ERC20 for USDT Polygon

Check this before sending STRK ERC20

  • The address network is Polygon. Sending through another network usually means losing the transfer.
  • The transfer must not be smaller than 7,421.15 STRK ERC20.
  • 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 STRK ERC20 to USDT Polygon rate has been

high 0.0296676 USDT Polygonlow 0.0262863 USDT Polygon
Sep 10, 2026 17:17Sep 17, 2026 17:17
high 0.0319021 USDT Polygonlow 0.022464 USDT Polygon
Aug 18, 2026 03:00Sep 17, 2026 03:00
high 0.0355226 USDT Polygonlow 0.022464 USDT Polygon
Jun 19, 2026 03:00Sep 17, 2026 03:00
high 0.248159 USDT Polygonlow 0.022464 USDT Polygon
Sep 18, 2025 03:00Sep 17, 2026 03:00
24 hours
+5.21%
Week
−5.17%
Weekly high
0.0296676 USDT Polygon
Weekly low
0.0262863 USDT Polygon
Spread
12.86%

Market data from CoinGecko as of Sep 17, 2026 15:54; the exchange rate is calculated separately and differs. Where these numbers come from

How far STRK ERC20/USDT Polygon travelled, by period

PeriodHighLowMiddleNet move
24 hours0.02829440.02634390.0274498+5.21%
Week0.02966760.02628630.0283495−5.17%
Month0.03190210.0224640.0272788+21.7%
Quarter0.03552260.0224640.0280624−21.1%

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

Daily STRK ERC20 → USDT Polygon rate

DayCloseAgainst the day before
Sep 17, 20260.0280268 USDT Polygon+5.2%
Sep 16, 20260.0266412 USDT Polygon−7.62%
Sep 15, 20260.0288381 USDT Polygon+2.97%
Sep 14, 20260.0280072 USDT Polygon−3.09%
Sep 13, 20260.0288987 USDT Polygon+0.96%
Sep 12, 20260.0286249 USDT Polygon+2.3%
Sep 11, 20260.0279815 USDT Polygon−10.55%

The numbers on STRK and USDT

Starknet STRK
Price
$0.0280507
24 hours
+5.19%
Week
−5%
Market cap
$206.32 M
24-hour turnover
$17.55 M
Rank by cap
#170
In circulation
7.35 B STRK
Record price
$4.41
Tether USDT
Price
$0.999175
24 hours
−0.02%
Week
0%
Market cap
$183.29 B
24-hour turnover
$60.77 B
Rank by cap
#3
In circulation
183.44 B USDT
Record price
$1.32

Source: CoinGecko, Sep 17, 2026 15:54.

Starknet against Tether

Starknet (STRK)Tether (USDT)
TickerSTRKUSDT
NetworkEthereum (ERC20)Polygon
Fees are paid inETHPOL
In circulation7.35 B STRK183.44 B USDT
Market cap$206.32 M$183.29 B
Rank by cap#170#3
Typetoken
Launched2014
Built byTether Limited
Supply capno cap

Daily moves of STRK and USDT over 90 days line up at -0.07 — they travel apart.

Common questions: STRK ERC20 → USDT Polygon

What rate does STRK ERC20 to USDT Polygon run at?
As of Sep 17, 2026 17:13 it is 1 STRK ERC20 = 0.0281406 USDT Polygon. The figure recalculates on its own, and the calculator always shows the fresh one. In dollars that is around $0.0281174.
What amounts does STRK ERC20 → USDT Polygon accept?
From 7,421.15 to 356,000,000 STRK ERC20 per order. The lower limit is roughly $208.17.
Where does the 7,421.15 STRK ERC20 floor come from?
Network fees and order handling eat a small transfer alive — below 7,421.15 STRK ERC20 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 STRK ERC20, and that one goes to the blockchain, not to us.
How long does STRK ERC20 to USDT Polygon take?
The clock starts with confirmations: the order goes into work once Ethereum (ERC20) confirms your transfer. After that it comes down to how busy the network is.
Which network will USDT Polygon arrive in?
The payout leaves in Polygon. 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 STRK ERC20 to USDT Polygon rate do this month?
The month came in at plus 21.7%. Low 0.022464, high 0.0319021, middle 0.0272788 USDT Polygon per STRK ERC20.
Can I go back, USDT Polygon to STRK ERC20?
Yes, the reverse direction is open: 1 USDT Polygon = 35.7146 STRK ERC20. The link sits right under the calculator.

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