API3 funding rates
API3 perpetual funding is currently quoted across 4 venues, ranging from -92.8% to +10.9% APR. The most reliable delta-neutral pairing for API3 right now is long Kraken / short TxFlow at +72.1% net APR (high risk, ~0.7d to break even).
as of 2026-09-12 13:05 UTC
Best delta-neutral pairing
Long Kraken / Short TxFlow
+72.1% net APR
- Backtested (30d)
- -50.6%
- Stability
- 75.8%
- Risk
- high
- Breakeven
- ~0.7d
Ranked by 30-day reliability (backtest × stability × risk) — the spread that holds, not just the widest current rate.
Open this tradeAPI3 funding by exchange
| Exchange | Funding APR |
|---|---|
| Variational | +10.95% |
| TxFlow | +10.95% |
| Aster | +10.95% |
| Kraken | -92.76% |
Frequently asked
What is the API3 funding rate right now?
API3 perpetual funding ranges from -92.76% to 10.95% APR across 4 exchanges we track; the widest delta-neutral spread is long Kraken / short TxFlow at 72.1% net APR.
Which exchange has the highest API3 funding rate?
Variational currently has the highest at 10.95% APR. See the full ranking above.