19 deterministic crypto futures calculators across 3 suites + composite pre-trade workflow. Trade planning, risk & margin, funding & carry. Formulas normalized across 7 exchanges (Binance, Bybit, OKX, Hyperliquid, MEXC, KuCoin, Aster). Not AI estimates — exact numbers your bot can trust. Every formula is regression-tested. Access via Streamable HTTP MCP or REST.