USD Coin (USDC Optimism) → Starknet (STRK ERC20)
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 USDC Optimism → STRK ERC20
1 USDC Optimism = 23.5678 STRK ERC20
1 STRK ERC20 = 0.0424307 USDC Optimism
Rate as of Oct 1, 2026 02:10
- Orders from
- 100.67 USDC Optimism ≈ $100.65
- Payout network
- Ethereum (ERC20)
- 24 hours
- −0.15%
Right now 1 USDC Optimism gets you 23.5678 STRK ERC20; the other way round, 1 STRK ERC20 is 0.0424307 USDC Optimism. Over 24 hours USDC Optimism/STRK ERC20 came in at minus 0.15%. Over the week, minus 8.5%.
The weekly range ran from 22.8608 to 26.1532 STRK ERC20, a spread of 14.4%. One order takes from 100.67 to 10,000,000 USDC Optimism. In dollars that is roughly $100.65.
The robot sends the payout in the Ethereum (ERC20) network, so the address has to belong to that network — a transfer to another one will not arrive. Market capitalisation puts USD Coin at No. 6 ($74.03 B) and Starknet at No. 150 ($312.21 M). Over 90 days the daily moves of USDC and STRK correlate at -0.01 (they travel apart).
Rate and amounts for USDC Optimism → STRK ERC20
| USDC Optimism | STRK ERC20 |
|---|---|
| 200 | 4,713.57 |
| 1,000 | 23,567.83 |
| 2,000 | 47,135.66 |
| 10,000 | 235,678.28 |
| 20,000 | 471,356.57 |
| 100,000 | 2,356,782.84 |
| STRK ERC20 | USDC Optimism |
|---|---|
| 5,000 | 212.1536 |
| 20,000 | 848.6145 |
| 50,000 | 2,121.54 |
| 200,000 | 8,486.14 |
| 500,000 | 21,215.36 |
| 2,000,000 | 84,861.45 |
How the USDC Optimism → STRK ERC20 exchange runs
- Work out the amount in the calculator — orders start at 100.67 USDC Optimism.
- Give a STRK address on Ethereum (ERC20) and a contact for the order.
- Send USDC Optimism on Optimism, exactly the amount the order shows.
- Nothing else is needed from you: as soon as the network confirms the transfer, the robot sends Starknet to your address. The order page shows the status.
Check this before sending USDC Optimism
- The address network is Ethereum (ERC20). Sending through another network almost always means losing the transfer.
- The transfer must not be smaller than 100.67 USDC Optimism.
- 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 USDC Optimism to STRK ERC20 rate has moved
high 26.1532 STRK ERC20low 22.8608 STRK ERC20
Sep 24, 2026 02:13Oct 1, 2026 02:13
high 40.4886 STRK ERC20low 20.6204 STRK ERC20
Aug 31, 2026 05:00Sep 30, 2026 05:00
high 44.531 STRK ERC20low 20.6204 STRK ERC20
Jul 2, 2026 05:00Sep 30, 2026 05:00
high 44.531 STRK ERC20low 4.0318 STRK ERC20
Oct 1, 2025 05:00Sep 30, 2026 05:00
- 24 hours
- −0.15%
- Week
- −8.5%
- Weekly high
- 26.1532 STRK ERC20
- Weekly low
- 22.8608 STRK ERC20
- Spread
- 14.4%
Market data from CoinGecko as of Oct 1, 2026 01:57. The exchange rate is worked out separately and differs from the market one. How these numbers are counted
The USDC Optimism/STRK ERC20 spread by period
| Period | High | Low | Middle | Period result |
|---|---|---|---|---|
| 24 hours | 24.0758 | 23.4305 | 23.7015 | −0.15% |
| Week | 26.1532 | 22.8608 | 24.5633 | −8.5% |
| Month | 40.4886 | 20.6204 | 30.8748 | −41.15% |
| Quarter | 44.531 | 20.6204 | 34.9833 | −29.16% |
Figures are in STRK ERC20 per unit of the currency you send, taken from market data.
Daily USDC Optimism → STRK ERC20 rate
| Day | Close | Against the day before |
|---|---|---|
| Sep 30, 2026 | 23.8294 STRK ERC20 | −0.26% |
| Sep 29, 2026 | 23.8905 STRK ERC20 | +0.4% |
| Sep 28, 2026 | 23.7951 STRK ERC20 | −3.59% |
| Sep 27, 2026 | 24.68 STRK ERC20 | +1.66% |
| Sep 26, 2026 | 24.2781 STRK ERC20 | −5.06% |
| Sep 25, 2026 | 25.572 STRK ERC20 | −1.96% |
| Sep 24, 2026 | 26.0841 STRK ERC20 | +10.72% |
Market data: USDC and STRK
USD Coin USDC- Price
- $0.999778
- 24 hours
- −0.01%
- Week
- −0.01%
- Market cap
- $74.03 B
- 24-hour turnover
- $21.05 B
- Rank by cap
- #6
- In circulation
- 74.04 B USDC
- All-time high
- $1.04
Starknet STRK- Price
- $0.0424734
- 24 hours
- +0.14%
- Week
- +9.92%
- Market cap
- $312.21 M
- 24-hour turnover
- $36 M
- Rank by cap
- #150
- In circulation
- 7.35 B STRK
- All-time high
- $4.41
Source: CoinGecko, Oct 1, 2026 01:57.
USD Coin and Starknet: how they differ
| USD Coin (USDC) | Starknet (STRK) | |
|---|---|---|
| Ticker | USDC | STRK |
| Type | token | — |
| Network | Optimism | Ethereum (ERC20) |
| Fees are paid in | ETH | ETH |
| Launched | 2018 | — |
| Built by | Circle | — |
| Supply cap | no cap | — |
| In circulation | 74.04 B USDC | 7.35 B STRK |
| Market cap | $74.03 B | $312.21 M |
| Rank by cap | #6 | #150 |
Daily moves of USDC and STRK over the quarter link at -0.01 (they travel apart).
Why people take the USDC Optimism → STRK ERC20 route
- Entering STRK from dollarsUSDC goes into Starknet in one step, with no coin in between: over the last month STRK posted +69.9%.
- Fuel for Ethereum (ERC20)Without Starknet you cannot pay for a transfer or a contract call in Ethereum (ERC20) — the coin is needed for anything that happens in that ecosystem.
- Different basketsDaily moves of USDC and STRK over 90 days link at -0.01 (they travel apart) — the weaker the link, the less a portfolio rests on one coin.
Common questions: USDC Optimism → STRK ERC20
What rate does USDC Optimism to STRK ERC20 run at?
As of Oct 1, 2026 02:10 it is 1 USDC Optimism = 23.5678 STRK ERC20. The figure updates on its own, and the calculator always shows the current one. On the market that is around $1.00.
What amounts does USDC Optimism → STRK ERC20 accept?
From 100.67 to 10,000,000 USDC Optimism per order. The floor is roughly $100.65.
Why can I not swap less than 100.67 USDC Optimism?
The network fee and the handling do not depend on the amount. On a transfer below 100.67 USDC Optimism 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 USDC Optimism, and the blockchain takes that one.
How long does swapping USDC Optimism for STRK ERC20 take?
The clock starts with confirmations: as soon as Optimism 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.
Which network will STRK ERC20 arrive in?
The payout goes out on Ethereum (ERC20). Check that the receiving wallet supports that network.
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 USDC Optimism to STRK ERC20 rate do over the month?
Over the month, minus 41.15%: a low of 20.6204, a high of 40.4886, an average of 30.8748 STRK ERC20 per 1 USDC Optimism.
Can I swap back, STRK ERC20 for USDC Optimism?
Yes, the reverse is open too: 1 STRK ERC20 = 0.0424299 USDC Optimism. The link to switch sits under the calculator.
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