exchd is deterministic, tick-accurate, and integrates with your own Python strategies. It’s designed for serious quant teams and independent researchers alike.
Simulate tens of millions of orders per run at 150k+ orders/s. Maintain a strict price-time priority book. Designed from the ground up for performance and realism.
exchd is designed to drop into your workflow — no cloud account, no vendor lock-in. You run a single binary, plug in your Python strategy, and start simulating right away.
exchd simulate
on_event(msg)
function — no boilerplate