Polkadot (DOT) → USD Coin (USDC Optimism)

The order runs on autopilot: the rate is locked when you create it, and the payout leaves as soon as the network confirms your transfer. No manual approval, no working hours.

Rate and amounts for DOT → USDC Optimism 1 DOT = 1.2421 USDC Optimism 1 USDC Optimism = 0.805096 DOT

Rate as of Sep 30, 2026 14:40

Orders from: 84.2779 DOT ≈ $103.66
Payout network: Optimism
24 hours: +3.3%

You send

DOT

You get 1,242.09

USDC Optimism

Create the order

Rate: 1 DOT = 1.2421 USDC Optimism
From: 84.2779 DOT
Up to: 8,130,000 DOT

Preliminary figure: the final amount is locked in the order.

The direction is holding at 1.2421 USDC Optimism per 1 DOT (0.805096 DOT per 1 USDC Optimism). Over 24 hours DOT/USDC Optimism came in at plus 3.3%. Over the week, plus 3.4%.

The weekly range ran from 1.0958 to 1.3009 USDC Optimism, a spread of 18.71%. One order takes from 84.2779 to 8,130,000 DOT. In dollars that is roughly $103.66.

The robot sends the payout in the Optimism network, so the address has to belong to that network — a transfer to another one will not arrive. Market capitalisation puts Polkadot at No. 52 ($2.1 B) and USD Coin at No. 6 ($74.35 B). Over 90 days the daily moves of DOT and USDC correlate at -0.02 (they travel apart).

Which network USDC arrives in

The same USDC goes out in several networks. Each has its own rate and its own floor, and the fee is charged by the network itself.

Network	Per 1 DOT	From	Network fee	Speed
Ethereum (ERC20)	1.2421	84.2779 DOT	≈ $0.048	medium
Solana	1.2421	84.2779 DOT	≈ $0.00059	fast
Arbitrum One	1.2421	84.2779 DOT	≈ $0.0035	fast
BASE	1.2421	84.2779 DOT	—	—
BNB Smart Chain (BEP20)	1.2421	84.2779 DOT	≈ $0.0025	fast
Avalanche C-Chain	1.2421	84.2779 DOT	≈ $0.0036	fast
NEAR	1.2421	84.2779 DOT	—	—
Optimism open	1.2421	84.2779 DOT	≈ $0.00019	fast
Polygon	1.2421	84.2779 DOT	≈ $0.0021	fast
XLM	1.2421	84.2779 DOT	—	—

DOT → USDC: all networks side by side Network charges for USDC

Rate and amounts for DOT → USDC Optimism

Send DOT — receive USDC OptimismNeed USDC Optimism — send this much DOT

DOT	USDC Optimism
100	124.2088
500	621.0438
1,000	1,242.09
5,000	6,210.44
10,000	12,420.88
50,000	62,104.38

USDC Optimism	DOT
200	161.0192
1,000	805.0962
2,000	1,610.19
10,000	8,050.96
20,000	16,101.92
100,000	80,509.62

How the DOT → USDC Optimism exchange runs

Work out the amount in the calculator — orders start at 84.2779 DOT.
Give a USDC address on Optimism and a contact for the order.
Send DOT on Polkadot, exactly the amount the order shows.
Nothing else is needed from you: as soon as the network confirms the transfer, the robot sends USD Coin to your address. The order page shows the status.

Swap DOT for USDC Optimism

Check this before sending DOT

The address network is Optimism. Sending through another network almost always means losing the transfer.
The transfer must not be smaller than 84.2779 DOT.
Copy the address in full, then check its first and last characters once it is pasted.
Send exactly the amount stated in the order: the automation matches your payment against it, and any difference sends the order back for recalculation.

How the DOT to USDC Optimism rate has moved

WeekMonthQuarterYear

high 1.3009 USDC Optimismlow 1.0958 USDC Optimism

Sep 23, 2026 14:44Sep 30, 2026 14:44

high 1.2679 USDC Optimismlow 0.819562 USDC Optimism

Aug 30, 2026 05:00Sep 29, 2026 05:00

high 1.2679 USDC Optimismlow 0.751186 USDC Optimism

Jul 1, 2026 05:00Sep 29, 2026 05:00

high 4.4099 USDC Optimismlow 0.751186 USDC Optimism

Oct 1, 2025 05:00Sep 29, 2026 05:00

24 hours: +3.3%
Week: +3.4%
Weekly high: 1.3009 USDC Optimism
Weekly low: 1.0958 USDC Optimism
Spread: 18.71%

Market data from CoinGecko as of Sep 30, 2026 14:27. The exchange rate is worked out separately and differs from the market one. How these numbers are counted

The DOT/USDC Optimism spread by period

Period	High	Low	Middle	Period result
24 hours	1.2173	1.1744	1.1994	+3.3%
Week	1.3009	1.0958	1.1905	+3.4%
Month	1.2679	0.819562	1.0501	+41.29%
Quarter	1.2679	0.751186	0.903398	+45.35%

Figures are in USDC Optimism per unit of the currency you send, taken from market data.

Daily DOT → USDC Optimism rate

Day	Close	Against the day before
Sep 29, 2026	1.1946 USDC Optimism	−5.78%
Sep 28, 2026	1.2679 USDC Optimism	+2.09%
Sep 27, 2026	1.2419 USDC Optimism	+2.41%
Sep 26, 2026	1.2127 USDC Optimism	+4.98%
Sep 25, 2026	1.1552 USDC Optimism	+4.84%
Sep 24, 2026	1.1018 USDC Optimism	−9.54%
Sep 23, 2026	1.2181 USDC Optimism	+0.97%

Market data: DOT and USDC

Polkadot DOT

Price: $1.23
24 hours: +3.29%
Week: +4.71%
Market cap: $2.1 B
24-hour turnover: $197.59 M
Rank by cap: #52
In circulation: 1.71 B DOT
All-time high: $54.98

USD Coin USDC

Price: $0.999829
24 hours: −0.01%
Week: 0%
Market cap: $74.35 B
24-hour turnover: $16.68 B
Rank by cap: #6
In circulation: 74.36 B USDC
All-time high: $1.04

Source: CoinGecko, Sep 30, 2026 14:27.

Polkadot and USD Coin: how they differ

	Polkadot (DOT)	USD Coin (USDC)
Ticker	DOT	USDC
Type	coin of its own network	token
Launched	2020	2018
Built by	Gavin Wood	Circle
Consensus	Nominated Proof of Stake	—
Block	~6 sec	—
Privacy	transfers are public	—
In circulation	1.71 B DOT	74.36 B USDC
Market cap	$2.1 B	$74.35 B
Rank by cap	#52	#6
Network	—	Optimism
Fees are paid in	—	ETH
Supply cap	—	no cap

Daily moves of DOT and USDC over the quarter link at -0.02 (they travel apart).

Why people take the DOT → USDC Optimism route

Stepping out of the swingsDOT moved +41.28% over the past month. USDC tracks the dollar, so after the swap the amount stops following DOT.
It works both waysThe USDC Optimism → DOT direction is open as well — going back into DOT takes the same route and the same automation.

Common questions: DOT → USDC Optimism

What rate does DOT to USDC Optimism run at?

As of Sep 30, 2026 14:40 it is 1 DOT = 1.2421 USDC Optimism. The figure updates on its own, and the calculator always shows the current one. On the market that is around $1.24.

What amounts does DOT → USDC Optimism accept?

From 84.2779 to 8,130,000 DOT per order. The floor is roughly $103.66.

Why can I not swap less than 84.2779 DOT?

The network fee and the handling do not depend on the amount. On a transfer below 84.2779 DOT they eat a noticeable share of it, and the swap stops making sense for either side.

Is anything charged on top of the rate?

No. The payout is already worked out at the rate in the calculator. Separately you pay only the network fee for sending DOT, and the blockchain takes that one.

How long does swapping DOT for USDC Optimism take?

The clock starts with confirmations: as soon as Polkadot confirms your transfer, the order goes out for payout with no operator involved. After that the timing is set by how busy the network is — which is the difference between quick and instant. A block in Polkadot closes in about 6 sec.

Which network will USDC Optimism arrive in?

The payout goes out on Optimism. Check that the receiving wallet supports that network.

Which network is cheaper for receiving USDC?

Usually USDC SOL, USDC Arbitrum, USDC BEP20, USDC AVAX C, USDC Optimism, USDC Polygon works out cheaper. Still, the network is picked by what the recipient accepts, not by the fee.

What happens if the rate moves while I am paying?

Nothing: the rate is locked in the order and holds for as long as the order is alive. It is recalculated only if the payment arrives late or for a different amount — so send the exact sum, and send it promptly.

What did the DOT to USDC Optimism rate do over the month?

Over the month, plus 41.29%: a low of 0.819562, a high of 1.2679, an average of 1.0501 USDC Optimism per 1 DOT.

Can I swap back, USDC Optimism for DOT?

Yes, the reverse is open too: 1 USDC Optimism = 0.80508 DOT. The link to switch sits under the calculator.