The real difference
Project managers are measured on delivering a defined scope on time and budget. Product managers are measured on whether the thing was worth building at all. One optimizes execution; the other decides direction. Confusing the two is the most common reason this pivot stalls.
What to build
Develop the muscles PjM doesn't exercise: customer discovery, opportunity sizing, prioritization frameworks, and reading product metrics. Practice defending a 'we should build X, not Y' decision with evidence rather than a Gantt chart.
Making the leap
Your organizational credibility means teams already trust you to run things — use that to volunteer for discovery and roadmap work on a live product, then transfer internally. Check your general AI career readiness with five questions about your experience, motivation, available time, and timeline. This assessment does not evaluate fit for a specific role.