As ever, disregard what a company says publicly and focus on what the legal documents says you are agreeing to when you use their product.
https://www.theverge.com/2023/8/7/23822907/zoom-train-ai-models-user-data-customer-consent
The Verge
Zoom says its new AI tools aren’t stealing ownership of your contentZoom says in a blog that it doesn’t use content from video calls on its platform “without user consent” following revelations that its TOS had been updated to seemingly give it broad user data control for AI work.