Swap Gram (Toncoin) (GRAM) for USD Coin (USDC Polygon)

Q: What rate does GRAM to USDC Polygon run at?

As of Sep 18, 2026 03:48 it is 1 GRAM = 1.3474 USDC Polygon. The figure recalculates on its own, and the calculator always shows the fresh one. In dollars that is around $1.35.

Q: What amounts does GRAM → USDC Polygon accept?

From 39.2921 to 7,460,000 GRAM per order. The lower limit is roughly $52.65.

Q: Where does the 39.2921 GRAM floor come from?

Network fees and order handling eat a small transfer alive — below 39.2921 GRAM the swap stops making sense for either side.

Q: 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 GRAM, and that one goes to the blockchain, not to us.

Q: How long does GRAM to USDC Polygon take?

The clock starts with confirmations: the order goes into work once TON confirms your transfer. After that it comes down to how busy the network is.

Q: Which network will USDC Polygon arrive in?

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

Q: Where is receiving USDC cheaper?

The cheapest is usually USDC Polygon, USDC SOL, USDC Arbitrum, USDC BEP20, USDC AVAX C, USDC Optimism. Still, the network is chosen by what the recipient supports, not by the fee.

Q: 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.

Q: What did the GRAM to USDC Polygon rate do this month?

The month came in at minus 0.65%. Low 1.3174, high 1.4928, middle 1.3835 USDC Polygon per GRAM.

Q: Can I go back, USDC Polygon to GRAM?

Yes, the reverse direction is open: 1 USDC Polygon = 0.746018 GRAM. The link sits right under the calculator.

The calculator does the maths at the live rate, the page lists the limits and the timing. Your rate is locked the moment the order is created.

Rate as of Sep 18, 2026 03:48

Orders from: 39.2921 GRAM ≈ $52.65
Payout network: Polygon
24 hours: +2.47%

You send

GRAM

You get 1,347.43

USDC Polygon

Start the order

Rate: 1 GRAM = 1.3474 USDC Polygon
From: 39.2921 GRAM
Up to: 7,460,000 GRAM

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

Today GRAM goes for 1.3474 USDC Polygon, and USDC Polygon goes for 0.742155 GRAM. Market over 24 hours: GRAM against USDC Polygon plus 2.47%. The week added minus 1.13%.

The weekly corridor ran from 1.3005 to 1.3849 USDC Polygon, a spread of 6.49%. A single order takes 39.2921 to 7,460,000 GRAM. In dollars that is roughly $52.65.

The payout leaves in the Polygon network, so the receiving address has to belong to that network. By market cap Gram (Toncoin) sits 29th ($3.74 B) and USD Coin 6th ($73.86 B). Daily moves of GRAM and USDC over 90 days line up at -0.05 (they travel apart).

Who takes the GRAM → USDC Polygon route

Sitting out the swingsGRAM moved −0.66% over the past month. USDC tracks the dollar, so after the swap the value stops following GRAM.
A road both waysThe USDC Polygon → GRAM direction is open too, so going back into GRAM takes the same route.

GRAM → USDC Polygon rate and amounts

1 GRAM = 1.3474 USDC Polygon

1 USDC Polygon = 0.742155 GRAM

Send GRAM — receive USDC Polygon

GRAM	USDC Polygon
50	67.3714
200	269.4856
1,000	1,347.43
2,000	2,694.86
10,000	13,474.28
50,000	67,371.4

Need USDC Polygon — send this much GRAM

USDC Polygon	GRAM
100	74.2155
500	371.0773
2,000	1,484.31
5,000	3,710.77
20,000	14,843.09
100,000	74,215.47

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 GRAM	From	Network fee	Speed
Polygon open now	1.3474	39.2921 GRAM	≈ $0.0018	fast
Solana	1.3474	39.2921 GRAM	≈ $0.0005	fast
Ethereum (ERC20)	1.3474	39.2921 GRAM	≈ $0.0081	medium
Arbitrum One	1.3453	—	≈ $0.0032	fast
BASE	1.3453	—	—	—
BNB Smart Chain (BEP20)	1.3453	—	≈ $0.0024	fast
Avalanche C-Chain	1.3453	—	≈ < $0.0001	fast
NEAR	1.3453	—	—	—
Optimism	1.3453	—	≈ $0.00016	fast
XLM	1.3453	—	—	—

GRAM → USDC: compare all networks USDC network fees

How the GRAM → USDC Polygon order runs

Work out the amount in the calculator: orders start at 39.2921 GRAM.
Enter a USDC address in Polygon and a way to reach you.
Send GRAM in TON 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 GRAM for USDC Polygon

Check this before sending GRAM

The address network is Polygon. Sending through another network usually means losing the transfer.
The transfer must not be smaller than 39.2921 GRAM.
Copy the address whole, then compare the first and last characters after pasting.
Coins go through an AML check: a flagged transfer can be held until the check is finished.

Where the GRAM to USDC Polygon rate has been

WeekMonthQuarterYear

high 1.3849 USDC Polygonlow 1.3005 USDC Polygon

Sep 11, 2026 03:51Sep 18, 2026 03:51

high 1.4928 USDC Polygonlow 1.3174 USDC Polygon

Aug 18, 2026 03:00Sep 17, 2026 03:00

high 1.7792 USDC Polygonlow 1.317 USDC Polygon

Jun 19, 2026 03:00Sep 17, 2026 03:00

high 3.1611 USDC Polygonlow 1.2177 USDC Polygon

Sep 18, 2025 03:00Sep 17, 2026 03:00

24 hours: +2.47%
Week: −1.13%
Weekly high: 1.3849 USDC Polygon
Weekly low: 1.3005 USDC Polygon
Spread: 6.49%

Market data from CoinGecko as of Sep 18, 2026 01:24; the exchange rate is calculated separately and differs. Where these numbers come from

How far GRAM/USDC Polygon travelled, by period

Period	High	Low	Middle	Net move
24 hours	1.3458	1.3051	1.3258	+2.47%
Week	1.3849	1.3005	1.3456	−1.13%
Month	1.4928	1.3174	1.3835	−0.65%
Quarter	1.7792	1.317	1.4694	−20.69%

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

Daily GRAM → USDC Polygon rate

Day	Close	Against the day before
Sep 17, 2026	1.3193 USDC Polygon	−0.29%
Sep 16, 2026	1.3231 USDC Polygon	−2.2%
Sep 15, 2026	1.3529 USDC Polygon	+0.69%
Sep 14, 2026	1.3436 USDC Polygon	−2.98%
Sep 13, 2026	1.3849 USDC Polygon	+1.57%
Sep 12, 2026	1.3635 USDC Polygon	+1.53%
Sep 11, 2026	1.3429 USDC Polygon	−2.18%

Daily RubyCash rate: GRAM → USDC Polygon

Date	RubyCash rate	Market rate
Sep 18, 2026	1.3503 USDC Polygon	1.3405
Sep 17, 2026	1.3453 USDC Polygon	1.3405
Sep 16, 2026	1.3126 USDC Polygon	1.3004

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 GRAM and USDC

Gram (Toncoin) GRAM

Price: $1.34
24 hours: +2.47%
Week: −1.3%
Market cap: $3.74 B
24-hour turnover: $30.8 M
Rank by cap: #29
In circulation: 2.8 B GRAM
Record price: $8.25

USD Coin USDC

Price: $0.999648
24 hours: −0.01%
Week: 0%
Market cap: $73.86 B
24-hour turnover: $15.35 B
Rank by cap: #6
In circulation: 73.88 B USDC
Record price: $1.04

Source: CoinGecko, Sep 18, 2026 01:24.

Gram (Toncoin) against USD Coin

	Gram (Toncoin) (GRAM)	USD Coin (USDC)
Ticker	GRAM	USDC
Type	coin of its own network	token
Consensus	Proof of Stake	—
Privacy	transfers are public	—
In circulation	2.8 B GRAM	73.88 B USDC
Market cap	$3.74 B	$73.86 B
Rank by cap	#29	#6
Network	—	Polygon
Fees are paid in	—	POL
Launched	—	2018
Built by	—	Circle
Supply cap	—	no cap

Daily moves of GRAM and USDC over 90 days line up at -0.05 — they travel apart.

Common questions: GRAM → USDC Polygon

What rate does GRAM to USDC Polygon run at?

As of Sep 18, 2026 03:48 it is 1 GRAM = 1.3474 USDC Polygon. The figure recalculates on its own, and the calculator always shows the fresh one. In dollars that is around $1.35.

What amounts does GRAM → USDC Polygon accept?

From 39.2921 to 7,460,000 GRAM per order. The lower limit is roughly $52.65.

Where does the 39.2921 GRAM floor come from?

Network fees and order handling eat a small transfer alive — below 39.2921 GRAM 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 GRAM, and that one goes to the blockchain, not to us.

How long does GRAM to USDC Polygon take?

The clock starts with confirmations: the order goes into work once TON confirms your transfer. After that it comes down to how busy the network is.

Which network will USDC Polygon arrive in?

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

Where is receiving USDC cheaper?