Power BI Grounding: Copilot Reasons Over Semantic Models
Wednesday, September 9, 2026 · Maximilian Kenfenheuer
Since the August 2026 update, Microsoft 365 Copilot reasons over Power BI reports and semantic models in Chat and Cowork.
Copilot thus works with governed business definitions: how revenue is defined, how margin is calculated, which KPIs leadership uses and who may see which numbers. At the same time, a poorly defined KPI now spreads faster.
In this article, I explain why semantic models become the foundation for trustworthy AI answers and how organizations can prepare their analytics layer.
From Draft to Deliverable: Agentic Copilot in the Core Apps
Saturday, September 5, 2026 · Maximilian Kenfenheuer
On April 22, Microsoft made agentic capabilities in Word, Excel and PowerPoint generally available and brought business apps into Copilot via agents.
AI moves to where proposals are written, financial models built and board decks assembled. At the same time, human judgment gains weight: a polished deck is not automatically a sound strategy, and a well-structured spreadsheet is not automatically a correct model.
In this article, I explain what changes when AI participates in the work and which five readiness questions organizations should answer.
