Direct answer
AUD/USD is likely up because traders are assigning a higher probability to a constructive outcome across its main catalysts. That does not automatically mean the move is healthy. The right read is whether strength is broad, clean, and durable.
Most likely bullish catalysts
China-linked growth sentiment
Improving china-linked growth sentiment can support a stronger bid in AUD/USD.
commodity demand
Improving commodity demand can support a stronger bid in AUD/USD.
US dollar strength
Improving us dollar strength can support a stronger bid in AUD/USD.
risk appetite
Improving risk appetite can support a stronger bid in AUD/USD.
What confirms the rally
- Confirm the move is supported by china-linked growth sentiment rather than a thin short squeeze.
- Check whether leadership across related forex markets is also improving.
- Only trust continuation if the chart holds gains after the first impulsive push.