Bybit OPEN perpetual
OPENUSDT
As of 2026-09-09 13:53 UTC, OPENUSDT on Bybit has a collected rate of +0.0050% over 4h, or +10.95% simple annualised; its collected settlement interval is 4h, with up to 25x leverage. Aster has a lower rate for longs at +10.95%.
Maintenance margin ladder
With deduction · An isolated-margin estimate for linear contracts; excludes closing fees, accrued funding, auto-added margin and other positions.
| Tier | Range | Maintenance rate | Max leverage | Deduction |
|---|---|---|---|---|
| 1 | 0 – 25000 quote | 2.0000% | 25.00x | — |
| 2 | 25000 – 50000 quote | 2.5000% | 20.00x | 125 |
| 3 | 50000 – 75000 quote | 3.0000% | 16.67x | 375 |
| 4 | 75000 – 100000 quote | 3.5000% | 14.29x | 750 |
| 5 | 100000 – 125000 quote | 4.0000% | 12.50x | 1250 |
| 6 | 125000 – 150000 quote | 4.5000% | 11.12x | 1875 |
| 7 | 150000 – 175000 quote | 5.0000% | 10.00x | 2625 |
| 8 | 175000 – 200000 quote | 5.5000% | 9.10x | 3500 |
| 9 | 200000 – 225000 quote | 6.0000% | 8.34x | 4500 |
| 10 | 225000 – 250000 quote | 6.5000% | 7.70x | 5625 |
| 11 | 250000 – 275000 quote | 7.0000% | 7.15x | 6875 |
| 12 | 275000 – 300000 quote | 7.5000% | 6.67x | 8250 |
| 13 | 300000 – 325000 quote | 8.0000% | 6.25x | 9750 |
| 14 | 325000 – 350000 quote | 8.5000% | 5.89x | 11375 |
| 15 | 350000 – 375000 quote | 9.0000% | 5.56x | 13125 |
| 16 | 375000 – 850000 quote | 11.0000% | 4.55x | 20625 |
| 17 | 850000 – 950000 quote | 13.0000% | 3.85x | 37625 |
| 18 | 950000 – 1050000 quote | 15.0000% | 3.34x | 56625 |
| 19 | 1050000 – 1150000 quote | 17.0000% | 2.95x | 77625 |
| 20 | 1150000 – 1250000 quote | 19.0000% | 2.64x | 100625 |
| 21 | 1250000 – 1350000 quote | 21.0000% | 2.39x | 125625 |
| 22 | 1350000 – 1450000 quote | 23.0000% | 2.18x | 152625 |
| 23 | 1450000 – 1550000 quote | 25.0000% | 2.00x | 181625 |
| 24 | 1550000 – 1650000 quote | 27.0000% | 1.86x | 212625 |
| 25 | 1650000 – 1750000 quote | 29.0000% | 1.73x | 245625 |
| 26 | 1750000 – 1850000 quote | 31.0000% | 1.62x | 280625 |
| 27 | 1850000 – 1950000 quote | 33.0000% | 1.52x | 317625 |
| 28 | 1950000 – 2050000 quote | 35.0000% | 1.43x | 356625 |
| 29 | 2050000 – 2150000 quote | 45.0000% | 1.12x | 561625 |
| 30 | 2150000 – ∞ quote | 60.0000% | 1.00x | 884125 |
Contract specification
Quote currency: USDT · Settlement currency: USDT · Settlement interval: 4h. Lot size uses the venue’s original order unit; the calculator takes base-asset quantity.
The same asset elsewhere
| Venue | Contract | Rate period | Annualised |
|---|---|---|---|
| Aster | OPENUSDT | 4h | +10.95% |
| Binance | OPENUSDT | 4h | +10.95% |
| Bitget | OPENUSDT | 4h | +10.95% |
| Bybit this page | OPENUSDT | 4h | +10.95% |
| Gate | OPEN_USDT | 8h | +26.39% |
Common questions
What is the Bybit OPEN funding rate?
The latest collected Bybit OPEN funding rate is +0.0050% over a 4h rate period, or +10.95% simple annualised. That period is used for conversion and may differ from the settlement interval. Positive means longs pay shorts; negative reverses this.
How often is funding charged on Bybit OPEN?
The collected settlement interval is 4h, normally 6 times a day. Venues can change it; confirm the next settlement time on the contract page.
What is the maximum leverage on Bybit OPEN?
The collected leverage cap for Bybit OPEN is 25x, with 30 margin tiers shown. Actual leverage also depends on position size, account settings and venue rules.
What is the maintenance margin rate on Bybit OPEN?
The first tier requires 2.0000%, and there are 30 tiers in all — a larger position requires more. This venue applies a deduction: maintenance margin = notional × tier rate − the tier's maintenance amount.
Which venue has the lowest OPEN funding cost for longs?
For a long position, Aster currently has the lowest rate at +10.95% annualised; this page's Bybit is at +10.95%. Negative funding pays longs. Trading costs are excluded, and the cash-flow direction reverses for shorts.
Observation time and verification
This contract’s funding was observed at 2026-09-09 13:53 UTC; an unsettled quote may still change. A dash denotes missing usable data, not zero. Bybit official data source · Funding methodology