Key skills assessed in the UPSC interview stage include communication, analytical thinking, and decision-making. Interviewers evaluate candidates based on their ability to articulate thoughts clearly and intelligently engage in discussions on current affairs. Candidates must demonstrate social awareness, emotional intelligence, andleadership qualities. Furthermore, the ability to reason logically and solve problems under pressure is also crucial. This comprehensive assessment helps determine the aspirant's suitability for civil services, ensuring that they can handle complex administrative challenges responsibly.