USD Coin (USDC Optimism) to Cosmos (ATOM): Rate, Chart and Comparison

Live USD Coin to Cosmos rate, converter, price history, volatility and a side-by-side comparison of both coins. Ready to swap? Open the exchange form.

Rate updated: Sep 21, 2026, 20:38

Minimum: 200 USDC Optimism ≈ $199.99
Receiving network: Cosmos Hub
24h rate change: −1.16%

You send

USDC Optimism

You get 1,114.87

ATOM

Go to exchange

Rate: 1 USDC Optimism = 0.557437 ATOM
Minimum: 200 USDC Optimism
Maximum: 10,000,000 USDC Optimism

The amount you get is estimated at the current rate.

USD Coin is exchanged to Cosmos at 1 USDC Optimism = 0.557437 ATOM, so 1 ATOM costs 1.7939 USDC Optimism. According to market data, the USDC Optimism to ATOM rate fell by 1.16% over the last 24 hours. Over the week it fell by 13.46%.

Over the last 7 days the rate moved between 0.55219 and 0.674175 ATOM — a range of 22.09%. You can exchange from 200 to 10,000,000 USDC Optimism. That is roughly $199.99 or more.

Exchange wallets may require a Memo — check it with the recipient. By market cap, USD Coin ranks #6 ($74.21 B) and Cosmos ranks #82 ($953.67 M). The correlation of daily USDC and ATOM price changes over the last 90 days is 0.03 (weak).

Why exchange USDC Optimism to ATOM

Buy ATOM with dollarsThe USDC stablecoin is a convenient way to buy Cosmos: over the last 30 days ATOM changed by +12.37%.
Access to the Cosmos Hub ecosystemCosmos pays network fees on Cosmos Hub and gives access to its apps, tokens and DeFi.
DiversificationThe 90-day correlation of daily USDC and ATOM changes is 0.03 (weak): the lower it is, the more the swap reduces your portfolio’s dependence on a single coin.

How much is 1 USDC Optimism in ATOM today

1 USDC Optimism = 0.557437 ATOM

1 ATOM = 1.7939 USDC Optimism

How much ATOM you get for USDC Optimism

USDC Optimism	ATOM
200	111.4874
1,000	557.4369
2,000	1,114.87
10,000	5,574.37
20,000	11,148.74
100,000	55,743.69

How much USDC Optimism you need to get ATOM

ATOM	USDC Optimism
200	358.785
500	896.9625
2,000	3,587.85
5,000	8,969.63
20,000	35,878.5
50,000	89,696.25

USDC Optimism to ATOM rate chart

7 days30 days90 days1 year

high 0.674175 ATOMlow 0.55219 ATOM

Sep 14, 2026, 20:39Sep 21, 2026, 20:39

high 0.687467 ATOMlow 0.538167 ATOM

Aug 22, 2026, 03:00Sep 21, 2026, 03:00

high 0.817427 ATOMlow 0.538167 ATOM

Jun 23, 2026, 03:00Sep 21, 2026, 03:00

high 0.817427 ATOMlow 0.22699 ATOM

Sep 22, 2025, 03:00Sep 21, 2026, 03:00

24 hours: −1.16%
7 days: −13.46%
7-day high: 0.674175 ATOM
7-day low: 0.55219 ATOM
Range: 22.09%

CoinGecko market data as of Sep 21, 2026, 20:36. The exchange rate may differ from the market rate. How we calculate the data

USDC Optimism/ATOM volatility and changes

Period	High	Low	Average	Change
24 hours	0.573262	0.55219	0.563089	−1.16%
7 days	0.674175	0.55219	0.614662	−13.46%
30 days	0.687467	0.538167	0.631767	−11.02%
90 days	0.817427	0.538167	0.664484	−0.13%

Values are in ATOM per 1 unit of the currency you send, based on market data.

USDC Optimism to ATOM rate over the last 7 days

Date	Daily close	Daily change
Sep 21, 2026	0.555491 ATOM	−3.09%
Sep 20, 2026	0.57318 ATOM	−1.45%
Sep 19, 2026	0.581606 ATOM	−8.47%
Sep 18, 2026	0.635451 ATOM	−3.38%
Sep 17, 2026	0.657709 ATOM	−0.26%
Sep 16, 2026	0.659417 ATOM	+4.41%
Sep 15, 2026	0.631555 ATOM	−0.15%

USDC and ATOM market data

USD Coin USDC

Price: $0.999945
24h change: +0.01%
7d change: +0.02%
Market cap: $74.21 B
24h volume: $25.59 B
Market cap rank: #6
Circulating supply: 74.21 B USDC
All-time high: $1.04

Cosmos ATOM

Price: $1.79
24h change: +1.18%
7d change: +16.16%
Market cap: $953.67 M
24h volume: $73.56 M
Market cap rank: #82
Circulating supply: 531.98 M ATOM
All-time high: $43.84

CoinGecko data as of Sep 21, 2026, 20:36.

USD Coin vs Cosmos

	USD Coin (USDC)	Cosmos (ATOM)
Ticker	USDC	ATOM
Type	token	native blockchain coin
Network	Optimism	—
Network fee paid in	ETH	—
Launched	2018	2019
Created by	Circle	Jae Kwon, Ethan Buchman
Max supply	no cap	no cap
Circulating supply	74.21 B USDC	531.98 M ATOM
Market cap	$74.21 B	$953.67 M
Market cap rank	#6	#82
Consensus	—	Proof of Stake (CometBFT)
Block time	—	~6 sec
Transaction privacy	—	public transactions

90-day correlation of daily USDC and ATOM price changes: 0.03 — weak.

What to know about USD Coin and Cosmos

USD Coin (USDC)

USD Coin (USDC) is a dollar stablecoin issued by Circle since 2018. Each token is backed by reserves held in cash and short-term US Treasuries, and the reserve composition is regularly reported by the issuer.

Sending and receiving USDC

Send USDC only on the network the recipient supports: an Ethereum address and a Polygon address may look identical but the funds end up on different chains. Fees are paid in the native coin of the network (ETH, SOL, POL…).

Cosmos (ATOM)

Cosmos (ATOM) is the coin of the Cosmos Hub, the first chain of the Cosmos ecosystem, launched in 2019. Cosmos is often called the "internet of blockchains".

Where to store Cosmos

Keplr and Leap are the most popular wallets; hardware wallets also support ATOM.

Optimism network

Optimism is an Ethereum layer-2 network. Addresses use the Ethereum format and fees are paid in ETH at a fraction of mainnet cost.

How to exchange USD Coin to Cosmos

Enter the USDC Optimism amount in the calculator (minimum 200 USDC Optimism) and click “Go to exchange”.
Enter your ATOM wallet address on the Cosmos Hub network and your contact details. If you receive to an exchange, add the Memo.
Send exactly the specified amount of USDC Optimism on the Optimism network to the details shown in the order.
Once the transfer is confirmed, Cosmos is sent to your address. You can track the order on its status page.

Exchange USDC Optimism to ATOM

What to check before exchanging USDC Optimism to ATOM

The recipient address must be on the Cosmos Hub network: funds sent on another network may be lost.
If the recipient wallet requires a Memo, be sure to include it in the order.
The amount sent must be at least 200 USDC Optimism.
Copy the whole address and check the first and last characters after pasting.
Funds go through an AML check; high-risk transfers may be held until the check is complete.

USDC Optimism to ATOM exchange FAQ

How much is 1 USDC Optimism in ATOM today?

As of Sep 21, 2026, 20:38, the exchange rate is 1 USDC Optimism = 0.557437 ATOM. It updates automatically; the calculator always shows the latest value. At market prices that is about $0.997812.

What are the minimum and maximum amounts for USDC Optimism to ATOM?

The minimum is 200 USDC Optimism and the maximum is 10,000,000 USDC Optimism. The minimum is roughly $199.99.

Why is there a minimum amount for USDC Optimism to ATOM?

The minimum (200 USDC Optimism) keeps network fees and order processing from eating a noticeable share of the exchange. Double-check the amount before sending.

Are there extra fees when exchanging USDC Optimism to ATOM?

The amount you get is calculated at the exchange rate shown in the calculator. The network fee for sending USDC Optimism is paid by the sender and depends on the wallet and network load.

How long does a USDC Optimism to ATOM exchange take?

The order is processed once the USDC Optimism transfer gets the required number of confirmations on the Optimism network. Timing depends on network load.

Which network will I receive ATOM on?

Cosmos is sent on the Cosmos Hub network. Provide a ATOM wallet address. Some wallets and exchanges require a Memo.

What happens if the rate changes during the exchange?

The final amount is set in the order when it is created. If the payment arrives after the order expires or in a different amount, it may be recalculated at the current rate, so send the exact amount without delay.

How has the USDC Optimism to ATOM rate changed over the last month?

Over 30 days the rate fell by 11.02%: low 0.538167, high 0.687467, average 0.631767 ATOM per 1 USDC Optimism.

Do I need to register to exchange USDC Optimism to ATOM?

No, you only need to enter the receiving details and contact information in the order.

Can I exchange ATOM back to USDC Optimism?

There is no ATOM → USDC Optimism direction right now. See other ATOM pairs below.