OKX S perpetual
S-USDT-SWAP
As of 2026-09-09 14:58 UTC, S-USDT-SWAP on OKX has a collected rate of -0.0088% over 4h, or -19.17% simple annualised; its collected settlement interval is 4h, with up to 20x leverage. Aster has a lower rate for longs at -31.96%.
Maintenance margin ladder
No 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 – 150000 base | 2.0000% | 20.00x | — |
| 2 | 150010 – 300000 base | 3.0000% | 15.00x | — |
| 3 | 300010 – 450000 base | 4.0000% | 12.50x | — |
| 4 | 450010 – 600000 base | 4.5000% | 11.76x | — |
| 5 | 600010 – 750000 base | 5.0000% | 11.11x | — |
| 6 | 750010 – 900000 base | 5.5000% | 10.52x | — |
| 7 | 900010 – 1050000 base | 6.0000% | 10.00x | — |
| 8 | 1050010 – 1200000 base | 6.5000% | 9.52x | — |
| 9 | 1200010 – 1350000 base | 7.0000% | 9.09x | — |
| 10 | 1350010 – 1500000 base | 7.5000% | 8.69x | — |
| 11 | 1500010 – 1650000 base | 8.0000% | 8.33x | — |
| 12 | 1650010 – 1800000 base | 8.5000% | 8.00x | — |
| 13 | 1800010 – 1950000 base | 9.0000% | 7.69x | — |
| 14 | 1950010 – 2100000 base | 9.5000% | 7.40x | — |
| 15 | 2100010 – 2250000 base | 10.0000% | 7.14x | — |
| 16 | 2250010 – 2400000 base | 10.5000% | 6.89x | — |
| 17 | 2400010 – 2550000 base | 11.0000% | 6.66x | — |
| 18 | 2550010 – 2700000 base | 11.5000% | 6.45x | — |
| 19 | 2700010 – 2850000 base | 12.0000% | 6.25x | — |
| 20 | 2850010 – 3000000 base | 12.5000% | 6.06x | — |
| 21 | 3000010 – 3150000 base | 13.0000% | 5.88x | — |
| 22 | 3150010 – 3300000 base | 13.5000% | 5.71x | — |
| 23 | 3300010 – 3450000 base | 14.0000% | 5.55x | — |
| 24 | 3450010 – 3600000 base | 14.5000% | 5.40x | — |
| 25 | 3600010 – 3750000 base | 15.0000% | 5.26x | — |
| 26 | 3750010 – 3900000 base | 15.5000% | 5.12x | — |
| 27 | 3900010 – 4050000 base | 16.0000% | 5.00x | — |
| 28 | 4050010 – 4200000 base | 16.5000% | 4.87x | — |
| 29 | 4200010 – 4350000 base | 17.0000% | 4.76x | — |
| 30 | 4350010 – 4500000 base | 17.5000% | 4.65x | — |
| 31 | 4500010 – 4650000 base | 18.0000% | 4.54x | — |
| 32 | 4650010 – 4800000 base | 18.5000% | 4.44x | — |
| 33 | 4800010 – 4950000 base | 19.0000% | 4.34x | — |
| 34 | 4950010 – 5100000 base | 19.5000% | 4.25x | — |
| 35 | 5100010 – 5250000 base | 20.0000% | 4.16x | — |
| 36 | 5250010 – 5400000 base | 20.5000% | 4.08x | — |
| 37 | 5400010 – 5550000 base | 21.0000% | 4.00x | — |
| 38 | 5550010 – 5700000 base | 21.5000% | 3.92x | — |
| 39 | 5700010 – 5850000 base | 22.0000% | 3.84x | — |
| 40 | 5850010 – 6000000 base | 22.5000% | 3.77x | — |
| 41 | 6000010 – 6150000 base | 23.0000% | 3.70x | — |
| 42 | 6150010 – 6300000 base | 23.5000% | 3.63x | — |
| 43 | 6300010 – 6450000 base | 24.0000% | 3.57x | — |
| 44 | 6450010 – 6600000 base | 24.5000% | 3.50x | — |
| 45 | 6600010 – 6750000 base | 25.0000% | 3.44x | — |
| 46 | 6750010 – 6900000 base | 25.5000% | 3.38x | — |
| 47 | 6900010 – 7050000 base | 26.0000% | 3.33x | — |
| 48 | 7050010 – 7200000 base | 26.5000% | 3.27x | — |
| 49 | 7200010 – 7350000 base | 27.0000% | 3.22x | — |
| 50 | 7350010 – 7500000 base | 27.5000% | 3.17x | — |
| 51 | 7500010 – 7650000 base | 28.0000% | 3.12x | — |
| 52 | 7650010 – 7800000 base | 28.5000% | 3.07x | — |
| 53 | 7800010 – 7950000 base | 29.0000% | 3.03x | — |
| 54 | 7950010 – 8100000 base | 29.5000% | 2.98x | — |
| 55 | 8100010 – 8250000 base | 30.0000% | 2.94x | — |
| 56 | 8250010 – 8400000 base | 30.5000% | 2.89x | — |
| 57 | 8400010 – 8550000 base | 31.0000% | 2.85x | — |
| 58 | 8550010 – 8700000 base | 31.5000% | 2.81x | — |
| 59 | 8700010 – 8850000 base | 32.0000% | 2.77x | — |
| 60 | 8850010 – 9000000 base | 32.5000% | 2.73x | — |
| 61 | 9000010 – 9150000 base | 33.0000% | 2.70x | — |
| 62 | 9150010 – 9300000 base | 33.5000% | 2.66x | — |
| 63 | 9300010 – 9450000 base | 34.0000% | 2.63x | — |
| 64 | 9450010 – 9600000 base | 34.5000% | 2.59x | — |
| 65 | 9600010 – 9750000 base | 35.0000% | 2.56x | — |
| 66 | 9750010 – 9900000 base | 35.5000% | 2.53x | — |
| 67 | 9900010 – 10050000 base | 36.0000% | 2.50x | — |
| 68 | 10050010 – 10200000 base | 36.5000% | 2.46x | — |
| 69 | 10200010 – 10350000 base | 37.0000% | 2.43x | — |
| 70 | 10350010 – 10500000 base | 37.5000% | 2.40x | — |
| 71 | 10500010 – 10650000 base | 38.0000% | 2.38x | — |
| 72 | 10650010 – 10800000 base | 38.5000% | 2.35x | — |
| 73 | 10800010 – 10950000 base | 39.0000% | 2.32x | — |
| 74 | 10950010 – 11100000 base | 39.5000% | 2.29x | — |
| 75 | 11100010 – 11250000 base | 40.0000% | 2.27x | — |
| 76 | 11250010 – 11400000 base | 40.5000% | 2.24x | — |
| 77 | 11400010 – 11550000 base | 41.0000% | 2.22x | — |
| 78 | 11550010 – 11700000 base | 41.5000% | 2.19x | — |
| 79 | 11700010 – 11850000 base | 42.0000% | 2.17x | — |
| 80 | 11850010 – 12000000 base | 42.5000% | 2.15x | — |
| 81 | 12000010 – 12150000 base | 43.0000% | 2.12x | — |
| 82 | 12150010 – 12300000 base | 43.5000% | 2.10x | — |
| 83 | 12300010 – 12450000 base | 44.0000% | 2.08x | — |
| 84 | 12450010 – 12600000 base | 44.5000% | 2.06x | — |
| 85 | 12600010 – 12750000 base | 45.0000% | 2.04x | — |
| 86 | 12750010 – 12900000 base | 45.5000% | 2.02x | — |
| 87 | 12900010 – 13050000 base | 46.0000% | 2.00x | — |
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 | SUSDT | 4h | -31.96% |
| OKX this page | S-USDT-SWAP | 4h | -19.17% |
| Bybit | SUSDT | 4h | +6.17% |
| Lighter | S | 8h | +10.51% |
| Binance | SUSDT | 4h | +10.95% |
| Bitget | SUSDT | 4h | +10.95% |
| Gate | S_USDT | 4h | +10.95% |
| Hyperliquid | S | 1h | +10.95% |
Common questions
What is the OKX S funding rate?
The latest collected OKX S funding rate is -0.0088% over a 4h rate period, or -19.17% 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 OKX S?
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 OKX S?
The collected leverage cap for OKX S is 20x, with 87 margin tiers shown. Actual leverage also depends on position size, account settings and venue rules.
What is the maintenance margin rate on OKX S?
The first tier requires 2.0000%, and there are 87 tiers in all — a larger position requires more. This venue applies no deduction: maintenance margin = notional × the rate of the tier the position falls in.
Which venue has the lowest S funding cost for longs?
For a long position, Aster currently has the lowest rate at -31.96% annualised; this page's OKX is at -19.17%. 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 14:58 UTC; an unsettled quote may still change. A dash denotes missing usable data, not zero. OKX official data source · Funding methodology