USDT Optimism (OP Mainnet (Optimism)) → USDC SOL (Solana)

Dollars change networks: send USDT Optimism in OP Mainnet (Optimism), collect USDC SOL in Solana. One order.

Rate as of Nov 2, 2026 00:44

Orders from: 200 USDT Optimism ≈ $199.83
Payout network: Solana
24 hours: −0.01%

You send

USDT Optimism

You get 1,998.8

USDC SOL

Start the order

Rate: 1 USDT Optimism = 0.9994 USDC SOL
From: 200 USDT Optimism
Up to: 10,000,000 USDT Optimism

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

One USDT Optimism buys 0.9994 USDC SOL right now; the other way round, 1 USDC SOL is 1.0006 USDT Optimism. Market over 24 hours: USDT Optimism against USDC SOL minus 0.01%. The week added a move of 0%.

The weekly corridor ran from 0.998807 to 0.999745 USDC SOL, a spread of 0.09%. A single order takes 200 to 10,000,000 USDT Optimism. In dollars that is roughly $199.83.

The payout leaves in the Solana network, so the receiving address has to belong to that network. By market cap Tether sits 3th ($179.97 B) and USD Coin 6th ($71.5 B). Daily moves of USDT and USDC over 90 days line up at 0.11 (they travel apart).

Who takes the USDT Optimism → USDC SOL route

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

USDT Optimism → USDC SOL rate and amounts

1 USDT Optimism = 0.9994 USDC SOL

1 USDC SOL = 1.0006 USDT Optimism

Send USDT Optimism — receive USDC SOL

USDT Optimism	USDC SOL
200	199.8801
1,000	999.4004
2,000	1,998.8
10,000	9,994
20,000	19,988.01
100,000	99,940.04

Need USDC SOL — send this much USDT Optimism

USDC SOL	USDT Optimism
200	200.12
1,000	1,000.6
2,000	2,001.2
10,000	10,006
20,000	20,012
100,000	100,059.99

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.

Network	Per USDT Optimism	From	Network fee	Speed
Ethereum (ERC20)	0.9994	200 USDT Optimism	≈ $0.0061	medium
Solana open now	0.9994	200 USDT Optimism	≈ $0.00047	fast
Polygon	0.9994	200 USDT Optimism	≈ $0.0016	fast
Arbitrum One	0.9994	—	≈ $0.0029	fast
BASE	0.9994	—	—	—
BNB Smart Chain (BEP20)	0.9994	—	≈ $0.0023	fast
Avalanche C-Chain	0.9994	—	≈ $0.0014	fast
NEAR	0.9994	—	—	—
Optimism	0.9994	—	≈ $0.00015	fast
XLM	0.9994	—	—	—

USDC network fees

How the USDT Optimism → USDC SOL order runs

Work out the amount in the calculator: orders start at 200 USDT Optimism.
Enter a USDC address in Solana and a way to reach you.
Send USDT Optimism in Optimism for exactly the amount stated in the order.
Once the network confirms your transfer, USD Coin leaves for your address. The order page tracks every step.

Swap USDT Optimism for USDC SOL

Check this before sending USDT Optimism

The address network is Solana. Sending through another network usually means losing the transfer.
The transfer must not be smaller than 200 USDT Optimism.
Copy the address whole, then compare the first and last characters after pasting.
To move USDC on later, put a little SOL at the same address.
Coins go through an AML check: a flagged transfer can be held until the check is finished.

OP Mainnet (Optimism) against Solana

	OP Mainnet (Optimism)	Solana
Network type	L2, optimistic rollup	Layer one (L1)
Fees are paid in	ETH	SOL
Fee level	≈ $0.00015	≈ $0.00047
Speed	fast	fast
Block	~2 sec	~0.4 sec
Address shape	0x…	base58, 32–44
Memo or tag	not needed	not needed
Ethereum-style address (0x…)	yes	no
Official withdrawal to Ethereum	≈ 7 days (challenge period)	—

Fee and speed levels are comparative: both move with how busy the network is.

How this differs from a classic bridge

	RubyCash	Classic bridge
What lands at your address	USDC in Solana	The same stablecoin; turning USDT into USDC is a separate step
Wallet and signatures	Not needed: the coins go to the address from the order	Needed: connect the wallet and sign contract transactions
A coin for fees in Solana	Not needed to receive	Often needed, or the funds cannot be claimed or moved on
Timing	After confirmations in OP Mainnet (Optimism); the order page tracks it	Depends on the bridge and the load of both networks
Who holds the funds meanwhile	RubyCash for the life of the order, with an AML check	The bridge contract or its validators

Bridge OP Mainnet (Optimism) → Solana: all directions The Solana network

Where the USDT Optimism to USDC SOL rate has been

WeekMonthQuarterYear

high 0.999745 USDC SOLlow 0.998807 USDC SOL

Oct 26, 2026 00:45Nov 2, 2026 00:45

high 0.999991 USDC SOLlow 0.999117 USDC SOL

Oct 2, 2026 03:00Nov 1, 2026 03:00

high 1.0002 USDC SOLlow 0.999117 USDC SOL

Aug 3, 2026 03:00Nov 1, 2026 03:00

high 1.0031 USDC SOLlow 0.996801 USDC SOL

Nov 2, 2025 03:00Nov 1, 2026 03:00

24 hours: −0.01%
Week: 0%
Weekly high: 0.999745 USDC SOL
Weekly low: 0.998807 USDC SOL
Spread: 0.09%

Market data from CoinGecko as of Nov 1, 2026 23:54; the exchange rate is calculated separately and differs. Where these numbers come from

How far USDT Optimism/USDC SOL travelled, by period

Period	High	Low	Middle	Net move
24 hours	0.999532	0.999402	0.999482	−0.01%
Week	0.999745	0.998807	0.999425	0%
Month	0.999991	0.999117	0.999544	−0.03%
Quarter	1.0002	0.999117	0.999735	−0.02%

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

Daily USDT Optimism → USDC SOL rate

Day	Close	Against the day before
Nov 1, 2026	0.999471 USDC SOL	+0.01%
Oct 31, 2026	0.999338 USDC SOL	+0.02%
Oct 30, 2026	0.999176 USDC SOL	−0.04%
Oct 29, 2026	0.999561 USDC SOL	+0.01%
Oct 28, 2026	0.999478 USDC SOL	+0.02%
Oct 27, 2026	0.999325 USDC SOL	0%
Oct 26, 2026	0.999282 USDC SOL	−0.03%

Daily RubyCash rate: USDT Optimism → USDC SOL

Date	RubyCash rate	Market rate
Nov 1, 2026	0.9994 USDC SOL	0.999432
Oct 31, 2026	0.998702 USDC SOL	0.999476
Oct 30, 2026	0.998403 USDC SOL	0.999365
Oct 29, 2026	0.998802 USDC SOL	0.999407
Oct 28, 2026	0.999301 USDC SOL	0.999585
Oct 27, 2026	0.998802 USDC SOL	0.999479
Oct 26, 2026	0.998702 USDC SOL	0.999358
Oct 25, 2026	0.999001 USDC SOL	0.999502
Oct 24, 2026	0.998802 USDC SOL	0.999553
Oct 22, 2026	0.999201 USDC SOL	0.999452
Oct 21, 2026	0.999201 USDC SOL	0.999671
Oct 20, 2026	0.9994 USDC SOL	0.999452
Oct 19, 2026	0.999101 USDC SOL	0.999297
Oct 18, 2026	0.998901 USDC SOL	0.999412

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: $0.99916
24 hours: −0.04%
Week: +0.01%
Market cap: $179.97 B
24-hour turnover: $25.81 B
Rank by cap: #3
In circulation: 180.12 B USDT
Record price: $1.32

USD Coin USDC

Price: $0.999728
24 hours: −0.03%
Week: +0.01%
Market cap: $71.5 B
24-hour turnover: $6.06 B
Rank by cap: #6
In circulation: 71.52 B USDC
Record price: $1.04

Source: CoinGecko, Nov 1, 2026 23:54.

Tether against USD Coin

	Tether (USDT)	USD Coin (USDC)
Ticker	USDT	USDC
Type	token	token
Network	Optimism	Solana
Fees are paid in	ETH	SOL
Launched	2014	2018
Built by	Tether Limited	Circle
Supply cap	no cap	no cap
In circulation	180.12 B USDT	71.52 B USDC
Market cap	$179.97 B	$71.5 B
Rank by cap	#3	#6

Daily moves of USDT and USDC over 90 days line up at 0.11 — they travel apart.

Common questions: USDT Optimism → USDC SOL

What rate does USDT Optimism to USDC SOL run at?

As of Nov 2, 2026 00:44 it is 1 USDT Optimism = 0.9994 USDC SOL. The figure recalculates on its own, and the calculator always shows the fresh one. In dollars that is around $0.999129.

What amounts does USDT Optimism → USDC SOL accept?

From 200 to 10,000,000 USDT Optimism per order. The lower limit is roughly $199.83.

Where does the 200 USDT Optimism floor come from?

Network fees and order handling eat a small transfer alive — below 200 USDT Optimism the swap stops making sense for either side.

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 Optimism, and that one goes to the blockchain, not to us.

How long does USDT Optimism to USDC SOL take?

The clock starts with confirmations: the order goes into work once Optimism confirms your transfer. After that it comes down to how busy the network is. A block in Optimism closes in about 2 sec.

Will native USDC arrive, or a wrapper?

USDC SOL is the standard USDC token in Solana — exactly what exchanges send when they withdraw into this network.

Do I need SOL to receive USDC SOL?

Not to receive. SOL comes into play later, when you want to send USDC from your address.

Which network will USDC SOL arrive in?

The payout leaves in Solana. Make sure the receiving wallet works with that network.

Where is receiving USDC cheaper?

The cheapest is usually USDC SOL, USDC Polygon, 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 Optimism to USDC SOL rate do this month?

The month came in at minus 0.03%. Low 0.999117, high 0.999991, middle 0.999544 USDC SOL per USDT Optimism.

Can I go back, USDC SOL to USDT Optimism?

Yes, the reverse direction is open: 1 USDC SOL = 1.0008 USDT Optimism. The link sits right under the calculator.