Exchange order flow is the most immediate crypto-native signal: the real-time stream of aggressive (taker) buys and sells hitting spot and perp books across every major venue. It is the mechanism of price change itself, which is why it can lead price rather than lag it.
The core measures
- Taker buy/sell volume — USD of aggressive buying vs. selling.
- Net delta — buy minus sell; the imbalance, in dollars.
- CVD — the running cumulative of net delta; the trend of who's in control.
- Per-venue breakdown — which exchanges drive (or resist) a move.
Divergence
The most-watched pattern is divergence between CVD and price: price grinding to new highs while CVD flattens or falls means the rally is running on thinner aggression — buyers tiring. The mirror at lows hints at accumulation. Divergence is a warning of weakening conviction, not a timing trigger on its own.
Where to watch it
This is exactly what the live Order Flow dashboard aggregates — 13 venues, spot and perp, second by second. Everything in this lesson is visible there in real time. Read it as one input among many: order flow sharpens your read on the present; it is not a forecast, and it carries no win rate.