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  1. Swap Tether (USDT ERC20) for USD Coin (USDC BASE)

Swap Tether (USDT ERC20) for USD Coin (USDC BASE)

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 1, 2026 17:39

Payout network
BASE
24 hours
+0.01%
You get 0.9995 USDC BASE
Start the order
Rate
1 USDT ERC20 = 0.9995 USDC BASE
Up to
10,000,000 USDT ERC20

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

The direction runs at 0.9995 USDC BASE per USDT ERC20, or 1.0005 USDT ERC20 per USDC BASE. Market over 24 hours: USDT ERC20 against USDC BASE plus 0.01%. The week added a move of 0%.

The weekly corridor ran from 0.998459 to 0.999713 USDC BASE, a spread of 0.13%.

The payout leaves in the BASE network, so the receiving address has to belong to that network. By market cap Tether sits 3th ($180.01 B) and USD Coin 6th ($71.55 B). Daily moves of USDT and USDC over 90 days line up at 0.13 (they travel apart).

Who takes the USDT ERC20 → USDC BASE route

  • A road both waysThe USDC BASE → USDT ERC20 direction is open too, so going back into USDT takes the same route.

USDT ERC20 → USDC BASE rate and amounts

1 USDT ERC20 = 0.9995 USDC BASE
1 USDC BASE = 1.0005 USDT ERC20

Send USDT ERC20 — receive USDC BASE

USDT ERC20USDC BASE
2019.99
10099.95
500499.7501
5,0004,997.5
20,00019,990
100,00099,950.02

Need USDC BASE — send this much USDT ERC20

USDC BASEUSDT ERC20
1010.005
5050.025
500500.25
2,0002,001
20,00020,010
100,000100,050

Payout network for USDC

The same USDC goes out in several networks. Rates and lower limits differ, and the fee is charged by the network itself.

NetworkPer USDT ERC20FromNetwork feeSpeed
Polygon0.997595100 USDT ERC20≈ $0.0018fast
Solana1.0012100 USDT ERC20≈ $0.00047fast
Ethereum (ERC20)1.0012100 USDT ERC20≈ $0.0068medium
Arbitrum One0.9995—≈ $0.0029fast
BASE open now0.9995———
BNB Smart Chain (BEP20)0.9995—≈ $0.0023fast
Avalanche C-Chain0.9995—≈ $0.0014fast
NEAR0.9995———
Optimism0.9995—≈ $0.00015fast
XLM0.9995———

USDC network fees

How the USDT ERC20 → USDC BASE order runs

  1. Work out the amount in the calculator and press the exchange button.
  2. Enter a USDC address in BASE and a way to reach you.
  3. Send USDT ERC20 in Ethereum (ERC20) for exactly the amount stated in the order.
  4. Once the network confirms your transfer, USD Coin leaves for your address. The order page tracks every step.

Swap USDT ERC20 for USDC BASE

Check this before sending USDT ERC20

  • The address network is BASE. 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 USDT ERC20 to USDC BASE rate has been

high 0.999713 USDC BASElow 0.998459 USDC BASE
Oct 25, 2026 17:41Nov 1, 2026 17:41
high 0.999991 USDC BASElow 0.999117 USDC BASE
Oct 1, 2026 03:00Oct 31, 2026 03:00
high 1.0002 USDC BASElow 0.999117 USDC BASE
Aug 2, 2026 03:00Oct 31, 2026 03:00
high 1.0031 USDC BASElow 0.996801 USDC BASE
Nov 1, 2025 03:00Oct 31, 2026 03:00
24 hours
+0.01%
Week
0%
Weekly high
0.999713 USDC BASE
Weekly low
0.998459 USDC BASE
Spread
0.13%

Market data from CoinGecko as of Nov 1, 2026 16:54; the exchange rate is calculated separately and differs. Where these numbers come from

How far USDT ERC20/USDC BASE travelled, by period

PeriodHighLowMiddleNet move
24 hours0.999530.9993560.999462+0.01%
Week0.9997130.9984590.9994220%
Month0.9999910.9991170.999555−0.04%
Quarter1.00020.9991170.999738−0.03%

Figures are in USDC BASE per unit sent, from market data.

Daily USDT ERC20 → USDC BASE rate

DayCloseAgainst the day before
Oct 31, 20260.999391 USDC BASE+0.02%
Oct 30, 20260.999176 USDC BASE−0.04%
Oct 29, 20260.999561 USDC BASE+0.01%
Oct 28, 20260.999478 USDC BASE+0.02%
Oct 27, 20260.999325 USDC BASE0%
Oct 26, 20260.999282 USDC BASE−0.03%
Oct 25, 20260.99955 USDC BASE+0.01%

Daily RubyCash rate: USDT ERC20 → USDC BASE

DateRubyCash rateMarket rate
Nov 1, 20260.9995 USDC BASE0.999486
Oct 31, 20260.998702 USDC BASE0.999476
Oct 30, 20260.998403 USDC BASE0.999365
Oct 29, 20260.998801 USDC BASE0.999407
Oct 28, 20260.9993 USDC BASE0.999585
Oct 27, 20260.998801 USDC BASE0.999479
Oct 26, 20260.998702 USDC BASE0.999358
Oct 25, 20260.999001 USDC BASE0.999502
Oct 24, 20260.998801 USDC BASE0.999553
Oct 22, 20260.999201 USDC BASE0.999452
Oct 21, 20260.999201 USDC BASE0.999671
Oct 20, 20260.9994 USDC BASE0.999452
Oct 19, 20260.999101 USDC BASE0.999297
Oct 18, 20260.998901 USDC BASE0.999412

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 USDT and USDC

Tether USDT
Price
$0.999452
24 hours
+0.02%
Week
+0.03%
Market cap
$180.01 B
24-hour turnover
$26.83 B
Rank by cap
#3
In circulation
180.12 B USDT
Record price
$1.32
USD Coin USDC
Price
$0.999966
24 hours
+0.01%
Week
+0.03%
Market cap
$71.55 B
24-hour turnover
$5.91 B
Rank by cap
#6
In circulation
71.55 B USDC
Record price
$1.04

Source: CoinGecko, Nov 1, 2026 16:54.

Tether against USD Coin

Tether (USDT)USD Coin (USDC)
TickerUSDTUSDC
Typetokentoken
NetworkEthereum (ERC20)BASE
Fees are paid inETH—
Launched20142018
Built byTether LimitedCircle
Supply capno capno cap
In circulation180.12 B USDT71.55 B USDC
Market cap$180.01 B$71.55 B
Rank by cap#3#6

Daily moves of USDT and USDC over 90 days line up at 0.13 — they travel apart.

Common questions: USDT ERC20 → USDC BASE

What rate does USDT ERC20 to USDC BASE run at?
As of Nov 1, 2026 17:39 it is 1 USDT ERC20 = 0.9995 USDC BASE. The figure recalculates on its own, and the calculator always shows the fresh one. In dollars that is around $0.999466.
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 ERC20, and that one goes to the blockchain, not to us.
How long does USDT ERC20 to USDC BASE 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 USDC BASE arrive in?
The payout leaves in BASE. Make sure the receiving wallet works with that network.
Where is receiving USDC cheaper?
The cheapest is usually USDC Polygon, USDC SOL, USDC Arbitrum, USDC BEP20, USDC AVAX C, USDC 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 USDT ERC20 to USDC BASE rate do this month?
The month came in at minus 0.04%. Low 0.999117, high 0.999991, middle 0.999555 USDC BASE per USDT ERC20.
Can I go back, USDC BASE to USDT ERC20?
Yes, the reverse direction is open: 1 USDC BASE = 1.0007 USDT ERC20. The link sits right under the calculator.

Worth reading

Where else this can go

The other way round

Send USDT ERC20, receive something else

Receive USDC BASE, send something else

USDT ERC20 USDC BASE All directions All currencies

Tether (USDT) against USD Coin (USDC)

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