Usenami

Current per-venue funding rates for a given symbol or all symbols

Cross-venue funding-rate arbitrage scan — tickers where (max_rate - min_rate) exceeds threshold. Naive filter, no signal

Oracle price-source family classification for 30+ perp venues — basis-risk awareness for cross-venue strategies

Decision-ready funding-arb SIGNAL — gross spread net of public round-trip taker fees, periods-to-breakeven, depth-sized

Packaged time-series backtest feed: funding history + (optional) orderbook snapshots bundled per bucket. 1h/4h/1d granul