API3 funding rates and arbitrage
Updated 2026-10-29 19:40 UTC
Best API3 arbitrage after every cost
No API3 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.
API3 funding rate on every exchange
| Exchange | Contract | Rate | Every | Annualised | Settled 7d, annualised | Open interest | Next settlement |
|---|---|---|---|---|---|---|---|
| WhiteBIT | API3_PERP | 0.0050% | 4 h | +10.9% | +11.0% | $521.6K | 2026-10-29 20:00 |
| Bitget | API3USDT | 0.0050% | 4 h | +10.9% | +10.8% | $642.5K | 2026-10-29 20:00 |
| Bybit | API3USDT | 0.0050% | 4 h | +10.9% | +11.5% | $971.1K | 2026-10-29 20:00 |
| Variational | API3-PERP | 0.0050% | 4 h | +10.9% | — | $5.4K | 2026-10-29 20:00 |
| TXFlow | API3-USDC | 0.0013% | 1 h | +10.9% | — | $4.6K | 2026-10-29 20:00 |
| Gate | API3_USDT | 0.0100% | 8 h | +10.9% | +11.1% | $80.3K | 2026-10-30 00:00 |
| WOO X | PERP_API3_USDT | 0.0018% | 4 h | +4.0% | +7.3% | $20 | 2026-10-29 20:00 |
| Binance | API3USDT | 0.0018% | 4 h | +4.0% | +7.3% | $2.4M | 2026-10-29 20:00 |
| OKX | API3-USDT-SWAP | 0.0018% | 4 h | +3.9% | +8.1% | $442.1K | 2026-10-29 20:00 |
| LBank | API3USDT | 0.0016% | 4 h | +3.5% | — | — | 2026-10-29 20:00 |
| MEXC | API3_USDT | 0.0015% | 4 h | +3.3% | +7.2% | $352.7K | 2026-10-29 20:00 |
| Bitunix | API3USDT | 0.0010% | 4 h | +2.1% | +6.7% | — | 2026-10-29 20:00 |
| BingX | API3-USDT | 0.0005% | 4 h | +1.1% | +0.8% | $506.9K | 2026-10-29 20:00 |
| BloFin | API3-USDT | -0.0004% | 4 h | −0.9% | +6.9% | $99K | 2026-10-29 20:00 |
| KuCoin | API3USDTM | -0.0087% | 4 h | −19.1% | −26.1% | $507.9K | 2026-10-29 20:00 |
| Aster | API3USDT | -0.0099% | 4 h | −21.6% | −9.1% | $5.9K | 2026-10-29 20:00 |
| Crypto.com | API3USD-PERP | -0.0065% | 1 h | −57.0% | −149.7% | $5.6K | 2026-10-29 20:00 |
Borrow API3 to sell spot
| Exchange | Borrow APR | Per-account limit |
|---|---|---|
| Bitget | 5.48% | — |
| Gate | 13.89% | $20K |
| OKX | 22.21% | — |
| Binance | 74.04% | — |
Cost to enter $10,000 of API3
| Exchange | Contract | Fee + slippage | Source |
|---|---|---|---|
| MEXC | API3_USDT | 6.0 bp | top of book only |
| BingX | API3-USDT | 7.0 bp | top of book only |
| OKX | API3-USDT-SWAP | 7.0 bp | top of book only |
| Binance | API3USDT | 7.0 bp | top of book only |
| BloFin | API3-USDT | 8.0 bp | top of book only |
| Bybit | API3USDT | 9.4 bp | top of book only |
| Variational | API3-PERP | 9.8 bp | top of book only |
| Gate | API3_USDT | 11.4 bp | top of book only |
| Bitget | API3USDT | 11.9 bp | top of book only |
| Binance | API3USDT (spot) | 12.0 bp | top of book only |
| KuCoin | API3USDTM | 13.8 bp | top of book only |
| OKX | API3-USDT (spot) | 13.9 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 API3
Questions
Is API3 funding-rate arbitrage profitable right now?
Not at $10,000 per side for 7 days: no API3 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 API3 funding rate?
WhiteBIT at +10.9% a year (0.0050% every 4 h); the lowest is Crypto.com at −57.0%. 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.