OpenAI pays $860K. Google runs 10 rounds. And most PM candidates are still prepping with frameworks from 2023. I've coached 200+ PM candidates. 30+ landed AI PM offers in the last 12 months. Five things shifted in the interview. First, they test whether you've built AI. "I understand transformers" used to pass. Now they ask you to walk through a production model that degraded and what you did. One candidate at Google: "They asked me what the F1 score was. I said I'd have to check. Interview…