By Ramish Zafar
Publication Date: 2026-09-27 19:13:00
After Intel CEO Lip-Bu Tan explained how he uses AI agents to help him with research and homework, Microsoft CEO Satya Nadella has also provided details about the role the firm’s Cowork and Excel agents play in his workflow. Nadella shared that he uses the models to keep an eye on SEC filings and analyze spreadsheets. Nadella was particularly enthusiastic about his firm’s Excel agent being able to mirror causal reasoning and remarked that he uses the software to continuously evaluate return on invested capital (ROIC) for his firm.
Microsoft CEO Believes Model Manipulation, Interrogation & Reasoning Are Key Drivers Of AI Agent Performance
Nadella shared his opinions during the Sources Podcast, where he also praised the work of the firm’s Xbox division is doing with regards to employee layoffs and business streamlining. The Microsoft CEO also outlined that his firm’s current AI systems have made two important advancements. The first of these is the…



