Gram (Toncoin) (GRAM) → Tether (USDT 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 GRAM → USDT Optimism 1 GRAM = 1.494 USDT Optimism 1 USDT Optimism = 0.669351 GRAM

Rate as of Sep 30, 2026 14:50

Orders from: 66.9349 GRAM ≈ $99.73
Payout network: Optimism
24 hours: −5.61%

You send

GRAM

You get 1,493.99

USDT Optimism

Create the order

Rate: 1 GRAM = 1.494 USDT Optimism
From: 66.9349 GRAM
Up to: 6,710,000 GRAM

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

Current maths: 1.494 USDT Optimism for every GRAM, and 0.669351 GRAM per USDT Optimism in reverse. Over 24 hours GRAM/USDT Optimism came in at minus 5.61%. Over the week, plus 2.3%.

The weekly range ran from 1.3996 to 1.6768 USDT Optimism, a spread of 19.8%. One order takes from 66.9349 to 6,710,000 GRAM. In dollars that is roughly $99.73.

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 Gram (Toncoin) at No. 32 ($4.19 B) and Tether at No. 3 ($183.8 B). Over 90 days the daily moves of GRAM and USDT correlate at 0.01 (they travel apart).

Which network USDT arrives in

The same USDT 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 GRAM	From	Network fee	Speed
Ethereum (ERC20)	1.494	66.9349 GRAM	≈ $0.038	medium
TRON (TRC20)	1.494	66.9349 GRAM	≈ $2.3	fast
BNB Smart Chain (BEP20)	1.494	66.9349 GRAM	≈ $0.0025	fast
Solana	1.494	66.9349 GRAM	≈ $0.00059	fast
Arbitrum One	1.494	66.9349 GRAM	≈ $0.0035	fast
Avalanche C-Chain	1.494	66.9349 GRAM	≈ $0.0036	fast
NEAR	1.494	66.9349 GRAM	—	—
Optimism open	1.494	66.9349 GRAM	≈ $0.00019	fast

GRAM → USDT: all networks side by side Network charges for USDT

Rate and amounts for GRAM → USDT Optimism

Send GRAM — receive USDT OptimismNeed USDT Optimism — send this much GRAM

GRAM	USDT Optimism
100	149.3985
500	746.9925
1,000	1,493.99
5,000	7,469.93
10,000	14,939.85
50,000	74,699.25

USDT Optimism	GRAM
100	66.9351
500	334.6754
2,000	1,338.7
5,000	3,346.75
20,000	13,387.01
100,000	66,935.07

How the GRAM → USDT Optimism exchange runs

Work out the amount in the calculator — orders start at 66.9349 GRAM.
Give a USDT address on Optimism and a contact for the order.
Send GRAM on TON, exactly the amount the order shows.
Nothing else is needed from you: as soon as the network confirms the transfer, the robot sends Tether to your address. The order page shows the status.

Swap GRAM for USDT Optimism

Check this before sending GRAM

The address network is Optimism. Sending through another network almost always means losing the transfer.
The transfer must not be smaller than 66.9349 GRAM.
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 GRAM to USDT Optimism rate has moved

WeekMonthQuarterYear

high 1.6768 USDT Optimismlow 1.3996 USDT Optimism

Sep 23, 2026 14:53Sep 30, 2026 14:53

high 1.6314 USDT Optimismlow 1.3163 USDT Optimism

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

high 1.7799 USDT Optimismlow 1.3163 USDT Optimism

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

high 2.8577 USDT Optimismlow 1.2181 USDT Optimism

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

24 hours: −5.61%
Week: +2.3%
Weekly high: 1.6768 USDT Optimism
Weekly low: 1.3996 USDT Optimism
Spread: 19.8%

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 GRAM/USDT Optimism spread by period

Period	High	Low	Middle	Period result
24 hours	1.5884	1.4719	1.5184	−5.61%
Week	1.6768	1.3996	1.5078	+2.3%
Month	1.6314	1.3163	1.3993	+10.55%
Quarter	1.7799	1.3163	1.4495	−1%

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

Daily GRAM → USDT Optimism rate

Day	Close	Against the day before
Sep 29, 2026	1.4974 USDT Optimism	−8.21%
Sep 28, 2026	1.6314 USDT Optimism	+1.05%
Sep 27, 2026	1.6144 USDT Optimism	+10.67%
Sep 26, 2026	1.4588 USDT Optimism	+3.56%
Sep 25, 2026	1.4086 USDT Optimism	−0.31%
Sep 24, 2026	1.413 USDT Optimism	−4.05%
Sep 23, 2026	1.4726 USDT Optimism	+1.61%

Market data: GRAM and USDT

Gram (Toncoin) GRAM

Price: $1.49
24 hours: −5.61%
Week: +2.34%
Market cap: $4.19 B
24-hour turnover: $82.94 M
Rank by cap: #32
In circulation: 2.82 B GRAM
All-time high: $8.25

Tether USDT

Price: $0.999631
24 hours: −0.01%
Week: −0.02%
Market cap: $183.8 B
24-hour turnover: $55.29 B
Rank by cap: #3
In circulation: 183.87 B USDT
All-time high: $1.32

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

Gram (Toncoin) and Tether: how they differ

	Gram (Toncoin) (GRAM)	Tether (USDT)
Ticker	GRAM	USDT
Type	coin of its own network	token
Consensus	Proof of Stake	—
Privacy	transfers are public	—
In circulation	2.82 B GRAM	183.87 B USDT
Market cap	$4.19 B	$183.8 B
Rank by cap	#32	#3
Network	—	Optimism
Fees are paid in	—	ETH
Launched	—	2014
Built by	—	Tether Limited
Supply cap	—	no cap

Daily moves of GRAM and USDT over the quarter link at 0.01 (they travel apart).

Why people take the GRAM → USDT Optimism route

Stepping out of the swingsGRAM moved +10.51% over the past month. USDT tracks the dollar, so after the swap the amount stops following GRAM.
It works both waysThe USDT Optimism → GRAM direction is open as well — going back into GRAM takes the same route and the same automation.

Common questions: GRAM → USDT Optimism

What rate does GRAM to USDT Optimism run at?

As of Sep 30, 2026 14:50 it is 1 GRAM = 1.494 USDT Optimism. The figure updates on its own, and the calculator always shows the current one. On the market that is around $1.49.

What amounts does GRAM → USDT Optimism accept?

From 66.9349 to 6,710,000 GRAM per order. The floor is roughly $99.73.

Why can I not swap less than 66.9349 GRAM?

The network fee and the handling do not depend on the amount. On a transfer below 66.9349 GRAM 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 GRAM, and the blockchain takes that one.

How long does swapping GRAM for USDT Optimism take?

The clock starts with confirmations: as soon as TON 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 USDT Optimism arrive in?

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

Which network is cheaper for receiving USDT?

Usually USDT BEP20, USDT SOL, USDT Arbitrum, USDT AVAX C, USDT Optimism 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 GRAM to USDT Optimism rate do over the month?

Over the month, plus 10.55%: a low of 1.3163, a high of 1.6314, an average of 1.3993 USDT Optimism per 1 GRAM.

Can I swap back, USDT Optimism for GRAM?

Yes, the reverse is open too: 1 USDT Optimism = 0.669337 GRAM. The link to switch sits under the calculator.