Ethereum (ETH Arbitrum) → 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 ETH Arbitrum → USDC Optimism 1 ETH Arbitrum = 2,698.44 USDC Optimism 1 USDC Optimism = 0.000370584 ETH Arbitrum

Rate as of Sep 30, 2026 17:25

Orders from: 0.0374734 ETH Arbitrum ≈ $100.97
Payout network: Optimism
24 hours: −1.42%

You send

ETH Arbitrum

You get 2,698.44

USDC Optimism

Create the order

Rate: 1 ETH Arbitrum = 2,698.44 USDC Optimism
From: 0.0374734 ETH Arbitrum
Up to: 3,710 ETH Arbitrum

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

Right now 1 ETH Arbitrum gets you 2,698.44 USDC Optimism; the other way round, 1 USDC Optimism is 0.000370584 ETH Arbitrum. Over 24 hours ETH Arbitrum/USDC Optimism came in at minus 1.42%. Over the week, minus 1.81%.

The weekly range ran from 2,648.68 to 2,738.05 USDC Optimism, a spread of 3.37%. One order takes from 0.0374734 to 3,710 ETH Arbitrum. In dollars that is roughly $100.97.

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 Ethereum at No. 2 ($328.98 B) and USD Coin at No. 6 ($74.33 B). Over 90 days the daily moves of ETH and USDC correlate at 0 (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 ETH Arbitrum	From	Network fee	Speed
Ethereum (ERC20)	2,698.44	0.0374734 ETH Arbitrum	≈ $0.036	medium
Solana	2,698.44	0.0374734 ETH Arbitrum	≈ $0.0006	fast
Arbitrum One	2,698.44	0.0374734 ETH Arbitrum	≈ $0.0036	fast
BASE	2,698.44	0.0374734 ETH Arbitrum	—	—
BNB Smart Chain (BEP20)	2,698.44	0.0374734 ETH Arbitrum	≈ $0.0025	fast
Avalanche C-Chain	2,698.44	0.0374734 ETH Arbitrum	≈ $0.0038	fast
NEAR	2,698.44	0.0374734 ETH Arbitrum	—	—
Optimism open	2,698.44	0.0374734 ETH Arbitrum	≈ $0.00019	fast
Polygon	2,698.44	0.0374734 ETH Arbitrum	≈ $0.0021	fast
XLM	2,698.44	0.0374734 ETH Arbitrum	—	—

ETH Arbitrum → USDC: all networks side by side Network charges for USDC

Rate and amounts for ETH Arbitrum → USDC Optimism

Send ETH Arbitrum — receive USDC OptimismNeed USDC Optimism — send this much ETH Arbitrum

ETH Arbitrum	USDC Optimism
0.05	134.9222
0.2	539.6886
0.5	1,349.22
2	5,396.89
5	13,492.22
20	53,968.86

USDC Optimism	ETH Arbitrum
200	0.0741168
1,000	0.370584
2,000	0.741168
10,000	3.7058
20,000	7.4117
100,000	37.0584

How the ETH Arbitrum → USDC Optimism exchange runs

Work out the amount in the calculator — orders start at 0.0374734 ETH Arbitrum.
Give a USDC address on Optimism and a contact for the order.
Send ETH Arbitrum on Arbitrum One, 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 ETH Arbitrum for USDC Optimism

Check this before sending ETH Arbitrum

The address network is Optimism. Sending through another network almost always means losing the transfer.
The transfer must not be smaller than 0.0374734 ETH Arbitrum.
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 ETH Arbitrum to USDC Optimism rate has moved

WeekMonthQuarterYear

high 2,738.05 USDC Optimismlow 2,648.68 USDC Optimism

Sep 23, 2026 17:26Sep 30, 2026 17:26

high 2,775.54 USDC Optimismlow 2,391.27 USDC Optimism

Aug 31, 2026 05:00Sep 30, 2026 05:00

high 2,775.54 USDC Optimismlow 1,608.93 USDC Optimism

Jul 2, 2026 05:00Sep 30, 2026 05:00

high 4,692.09 USDC Optimismlow 1,567.16 USDC Optimism

Oct 1, 2025 05:00Sep 30, 2026 05:00

24 hours: −1.42%
Week: −1.81%
Weekly high: 2,738.05 USDC Optimism
Weekly low: 2,648.68 USDC Optimism
Spread: 3.37%

Market data from CoinGecko as of Sep 30, 2026 16:57. The exchange rate is worked out separately and differs from the market one. How these numbers are counted

The ETH Arbitrum/USDC Optimism spread by period

Period	High	Low	Middle	Period result
24 hours	2,736.33	2,662.17	2,687.51	−1.42%
Week	2,738.05	2,648.68	2,685.11	−1.81%
Month	2,775.54	2,391.27	2,550.69	+11.34%
Quarter	2,775.54	1,608.93	2,162.88	+67.23%

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

Daily ETH Arbitrum → USDC Optimism rate

Day	Close	Against the day before
Sep 30, 2026	2,690.61 USDC Optimism	+0.09%
Sep 29, 2026	2,688.24 USDC Optimism	+0.01%
Sep 28, 2026	2,688 USDC Optimism	−0.29%
Sep 27, 2026	2,695.92 USDC Optimism	+0.18%
Sep 26, 2026	2,691.11 USDC Optimism	+0.13%
Sep 25, 2026	2,687.62 USDC Optimism	+0.11%
Sep 24, 2026	2,684.73 USDC Optimism	−2.48%

Market data: ETH and USDC

Ethereum ETH

Price: $2,694.51
24 hours: −1.44%
Week: −1.42%
Market cap: $328.98 B
24-hour turnover: $13.26 B
Rank by cap: #2
In circulation: 122.09 M ETH
All-time high: $4,946.05

USD Coin USDC

Price: $0.9998
24 hours: −0.02%
Week: 0%
Market cap: $74.33 B
24-hour turnover: $16.43 B
Rank by cap: #6
In circulation: 74.35 B USDC
All-time high: $1.04

Source: CoinGecko, Sep 30, 2026 16:57.

Ethereum and USD Coin: how they differ

	Ethereum (ETH)	USD Coin (USDC)
Ticker	ETH	USDC
Type	coin of its own network	token
Network	Arbitrum One	Optimism
Fees are paid in	ETH	ETH
Launched	2015	2018
Built by	Vitalik Buterin	Circle
Consensus	Proof of Stake	—
Block	~12 sec	—
Supply cap	no cap	no cap
Privacy	transfers are public	—
In circulation	122.09 M ETH	74.35 B USDC
Market cap	$328.98 B	$74.33 B
Rank by cap	#2	#6

Daily moves of ETH and USDC over the quarter link at 0 (they travel apart).

Why people take the ETH Arbitrum → USDC Optimism route

Stepping out of the swingsETH moved +11.34% over the past month. USDC tracks the dollar, so after the swap the amount stops following ETH.
It works both waysThe USDC Optimism → ETH Arbitrum direction is open as well — going back into ETH takes the same route and the same automation.

Common questions: ETH Arbitrum → USDC Optimism

What rate does ETH Arbitrum to USDC Optimism run at?

As of Sep 30, 2026 17:25 it is 1 ETH Arbitrum = 2,698.44 USDC Optimism. The figure updates on its own, and the calculator always shows the current one. On the market that is around $2,697.90.

What amounts does ETH Arbitrum → USDC Optimism accept?

From 0.0374734 to 3,710 ETH Arbitrum per order. The floor is roughly $100.97.

Why can I not swap less than 0.0374734 ETH Arbitrum?

The network fee and the handling do not depend on the amount. On a transfer below 0.0374734 ETH Arbitrum 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 ETH Arbitrum, and the blockchain takes that one.

How long does swapping ETH Arbitrum for USDC Optimism take?

The clock starts with confirmations: as soon as Arbitrum One 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 Arbitrum One closes in about 12 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 ETH Arbitrum to USDC Optimism rate do over the month?

Over the month, plus 11.34%: a low of 2,391.27, a high of 2,775.54, an average of 2,550.69 USDC Optimism per 1 ETH Arbitrum.

Can I swap back, USDC Optimism for ETH Arbitrum?

Yes, the reverse is open too: 1 USDC Optimism = 0.000370577 ETH Arbitrum. The link to switch sits under the calculator.