OKX BX perpetual
BX-USDT-SWAP
As of 2026-09-09 14:58 UTC, BX-USDT-SWAP on OKX has a collected rate of 0.0000% over 8h, or 0.00% simple annualised; its collected settlement interval is 8h, with up to 20x leverage. Aster has a lower rate for longs at -40.89%.
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 – 65 base | 2.0000% | 20.00x | — |
| 2 | 65.01 – 130 base | 3.0000% | 15.00x | — |
| 3 | 130.01 – 195 base | 4.0000% | 12.50x | — |
| 4 | 195.01 – 260 base | 4.5000% | 11.76x | — |
| 5 | 260.01 – 325 base | 5.0000% | 11.11x | — |
| 6 | 325.01 – 390 base | 5.5000% | 10.52x | — |
| 7 | 390.01 – 455 base | 6.0000% | 10.00x | — |
| 8 | 455.01 – 520 base | 6.5000% | 9.52x | — |
| 9 | 520.01 – 585 base | 7.0000% | 9.09x | — |
| 10 | 585.01 – 650 base | 7.5000% | 8.69x | — |
| 11 | 650.01 – 715 base | 8.0000% | 8.33x | — |
| 12 | 715.01 – 780 base | 8.5000% | 8.00x | — |
| 13 | 780.01 – 845 base | 9.0000% | 7.69x | — |
| 14 | 845.01 – 910 base | 9.5000% | 7.40x | — |
| 15 | 910.01 – 975 base | 10.0000% | 7.14x | — |
| 16 | 975.01 – 1040 base | 10.5000% | 6.89x | — |
| 17 | 1040.01 – 1105 base | 11.0000% | 6.66x | — |
| 18 | 1105.01 – 1170 base | 11.5000% | 6.45x | — |
| 19 | 1170.01 – 1235 base | 12.0000% | 6.25x | — |
| 20 | 1235.01 – 1300 base | 12.5000% | 6.06x | — |
| 21 | 1300.01 – 1365 base | 13.0000% | 5.88x | — |
| 22 | 1365.01 – 1430 base | 13.5000% | 5.71x | — |
| 23 | 1430.01 – 1495 base | 14.0000% | 5.55x | — |
| 24 | 1495.01 – 1560 base | 14.5000% | 5.40x | — |
| 25 | 1560.01 – 1625 base | 15.0000% | 5.26x | — |
| 26 | 1625.01 – 1690 base | 15.5000% | 5.12x | — |
| 27 | 1690.01 – 1755 base | 16.0000% | 5.00x | — |
| 28 | 1755.01 – 1820 base | 16.5000% | 4.87x | — |
| 29 | 1820.01 – 1885 base | 17.0000% | 4.76x | — |
| 30 | 1885.01 – 1950 base | 17.5000% | 4.65x | — |
| 31 | 1950.01 – 2015 base | 18.0000% | 4.54x | — |
| 32 | 2015.01 – 2080 base | 18.5000% | 4.44x | — |
| 33 | 2080.01 – 2145 base | 19.0000% | 4.34x | — |
| 34 | 2145.01 – 2210 base | 19.5000% | 4.25x | — |
| 35 | 2210.01 – 2275 base | 20.0000% | 4.16x | — |
| 36 | 2275.01 – 2340 base | 20.5000% | 4.08x | — |
| 37 | 2340.01 – 2405 base | 21.0000% | 4.00x | — |
| 38 | 2405.01 – 2470 base | 21.5000% | 3.92x | — |
| 39 | 2470.01 – 2535 base | 22.0000% | 3.84x | — |
| 40 | 2535.01 – 2600 base | 22.5000% | 3.77x | — |
| 41 | 2600.01 – 2665 base | 23.0000% | 3.70x | — |
| 42 | 2665.01 – 2730 base | 23.5000% | 3.63x | — |
| 43 | 2730.01 – 2795 base | 24.0000% | 3.57x | — |
| 44 | 2795.01 – 2860 base | 24.5000% | 3.50x | — |
| 45 | 2860.01 – 2925 base | 25.0000% | 3.44x | — |
| 46 | 2925.01 – 2990 base | 25.5000% | 3.38x | — |
| 47 | 2990.01 – 3055 base | 26.0000% | 3.33x | — |
| 48 | 3055.01 – 3120 base | 26.5000% | 3.27x | — |
| 49 | 3120.01 – 3185 base | 27.0000% | 3.22x | — |
| 50 | 3185.01 – 3250 base | 27.5000% | 3.17x | — |
| 51 | 3250.01 – 3315 base | 28.0000% | 3.12x | — |
| 52 | 3315.01 – 3380 base | 28.5000% | 3.07x | — |
| 53 | 3380.01 – 3445 base | 29.0000% | 3.03x | — |
| 54 | 3445.01 – 3510 base | 29.5000% | 2.98x | — |
| 55 | 3510.01 – 3575 base | 30.0000% | 2.94x | — |
| 56 | 3575.01 – 3640 base | 30.5000% | 2.89x | — |
| 57 | 3640.01 – 3705 base | 31.0000% | 2.85x | — |
| 58 | 3705.01 – 3770 base | 31.5000% | 2.81x | — |
| 59 | 3770.01 – 3835 base | 32.0000% | 2.77x | — |
| 60 | 3835.01 – 3900 base | 32.5000% | 2.73x | — |
| 61 | 3900.01 – 3965 base | 33.0000% | 2.70x | — |
| 62 | 3965.01 – 4030 base | 33.5000% | 2.66x | — |
| 63 | 4030.01 – 4095 base | 34.0000% | 2.63x | — |
| 64 | 4095.01 – 4160 base | 34.5000% | 2.59x | — |
| 65 | 4160.01 – 4225 base | 35.0000% | 2.56x | — |
| 66 | 4225.01 – 4290 base | 35.5000% | 2.53x | — |
| 67 | 4290.01 – 4355 base | 36.0000% | 2.50x | — |
| 68 | 4355.01 – 4420 base | 36.5000% | 2.46x | — |
| 69 | 4420.01 – 4485 base | 37.0000% | 2.43x | — |
| 70 | 4485.01 – 4550 base | 37.5000% | 2.40x | — |
| 71 | 4550.01 – 4615 base | 38.0000% | 2.38x | — |
| 72 | 4615.01 – 4680 base | 38.5000% | 2.35x | — |
| 73 | 4680.01 – 4745 base | 39.0000% | 2.32x | — |
| 74 | 4745.01 – 4810 base | 39.5000% | 2.29x | — |
| 75 | 4810.01 – 4875 base | 40.0000% | 2.27x | — |
| 76 | 4875.01 – 4940 base | 40.5000% | 2.24x | — |
| 77 | 4940.01 – 5005 base | 41.0000% | 2.22x | — |
| 78 | 5005.01 – 5070 base | 41.5000% | 2.19x | — |
| 79 | 5070.01 – 5135 base | 42.0000% | 2.17x | — |
| 80 | 5135.01 – 5200 base | 42.5000% | 2.15x | — |
| 81 | 5200.01 – 5265 base | 43.0000% | 2.12x | — |
| 82 | 5265.01 – 5330 base | 43.5000% | 2.10x | — |
| 83 | 5330.01 – 5395 base | 44.0000% | 2.08x | — |
| 84 | 5395.01 – 5460 base | 44.5000% | 2.06x | — |
| 85 | 5460.01 – 5525 base | 45.0000% | 2.04x | — |
| 86 | 5525.01 – 5590 base | 45.5000% | 2.02x | — |
| 87 | 5590.01 – 5655 base | 46.0000% | 2.00x | — |
Contract specification
Quote currency: USDT · Settlement currency: USDT · Settlement interval: 8h. 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 | BXUSDT | 8h | -40.89% |
| Bitget | BXUSDT | 8h | 0.00% |
| Bybit | BXUSDT | 8h | 0.00% |
| Gate | BX_USDT | 8h | 0.00% |
| OKX this page | BX-USDT-SWAP | 8h | 0.00% |
Common questions
What is the OKX BX funding rate?
The latest collected OKX BX funding rate is 0.0000% over a 8h rate period, or 0.00% 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 BX?
The collected settlement interval is 8h, normally 3 times a day. Venues can change it; confirm the next settlement time on the contract page.
What is the maximum leverage on OKX BX?
The collected leverage cap for OKX BX 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 BX?
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 BX funding cost for longs?
For a long position, Aster currently has the lowest rate at -40.89% annualised; this page's OKX is at 0.00%. 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