B funding rates and arbitrage
Updated 2026-10-29 15:26 UTC
Best B arbitrage after every cost
No B pair nets a profit at this size right now.
At $10,000 per side, held 7 days, after taker fees, order-book slippage and carry.
B funding rate on every exchange
| Exchange | Contract | Rate | Every | Annualised | Settled 7d, annualised | Open interest | Next settlement |
|---|---|---|---|---|---|---|---|
| Aster | BUSDT | 0.0347% | 4 h | +75.9% | +48.3% | $708.3K | 2026-10-29 16:00 |
| BloFin | B-USDT | 0.0066% | 4 h | +14.5% | +13.4% | $404.9K | 2026-10-29 16:00 |
| Bybit | BUSDT | 0.0055% | 4 h | +12.0% | +18.6% | $764.8K | 2026-10-29 16:00 |
| BingX | B-USDT | 0.0054% | 4 h | +11.8% | +19.1% | $1.1M | 2026-10-29 16:00 |
| Extended | B-USD | 0.0013% | 1 h | +11.4% | +12.6% | $12.7K | 2026-10-29 16:00 |
| KuCoin | BUSDTM | 0.0050% | 4 h | +10.9% | +4.6% | $664.6K | 2026-10-29 16:00 |
| Bitunix | BUSDT | 0.0050% | 4 h | +10.9% | +12.5% | — | 2026-10-29 16:00 |
| MEXC | B_USDT | 0.0050% | 4 h | +10.9% | +12.5% | $1.1M | 2026-10-29 16:00 |
| Bitget | BUSDT | 0.0050% | 4 h | +10.9% | +11.0% | $1.8M | 2026-10-29 16:00 |
| LBank | BUSDT | 0.0050% | 4 h | +10.9% | — | — | 2026-10-29 16:00 |
| Binance | BUSDT | 0.0050% | 4 h | +10.9% | +12.5% | $7.7M | 2026-10-29 16:00 |
| Gate | B_USDT | 0.0050% | 4 h | +10.9% | +11.0% | $949.1K | 2026-10-29 16:00 |
| BingX | NCSKB2USD-USDT | 0.0040% | 8 h | +4.4% | +4.4% | $914.6K | 2026-10-29 16:00 |
| QFEX | B-USD | 0.0000% | 1 h | 0.0% | — | $1.6M | 2026-10-29 16:00 |
Borrow B to sell spot
| Exchange | Borrow APR | Per-account limit |
|---|---|---|
| Gate | 5.17% | $30K |
Cost to enter $10,000 of B
| Exchange | Contract | Fee + slippage | Source |
|---|---|---|---|
| MEXC | B_USDT | 5.6 bp | top of book only |
| Binance | BUSDT | 8.6 bp | top of book only |
| BingX | B-USDT | 8.6 bp | top of book only |
| Extended | B-USD | 8.7 bp | top of book only |
| Bitget | BUSDT | 9.6 bp | top of book only |
| Gate | B_USDT | 11.1 bp | top of book only |
| BingX | NCSKB2USD-USDT | 11.4 bp | top of book only |
| Aster | BUSDT | 14.9 bp | top of book only |
| BloFin | B-USDT | 16.9 bp | top of book only |
| Bitget | BUSDT (spot) | 17.7 bp | top of book only |
| Bybit | BUSDT | 18.6 bp | top of book only |
| Gate | B_USDT (spot) | 24.4 bp | top of book only |
Taker fee plus slippage of a market buy of $10,000 from the mid price, at standard (VIP0) fees.
More on B
Questions
Is B funding-rate arbitrage profitable right now?
Not at $10,000 per side for 7 days: no B pair shows a verified profit after fees and order-book slippage right now. Rates change every hour; the live page re-ranks continuously.
Which exchange has the highest B funding rate?
Aster at +75.9% a year (0.0347% every 4 h); the lowest is QFEX at 0.0%. A positive rate is paid by longs to shorts, a negative one by shorts to longs.
The method behind every number on AfterFees is published; Pro opens each figure into its line-by-line calculation. Estimates from current data, not investment advice. We never hold funds or trade for you.