Where Curiosity Meets Practice

Notes from real projects. What worked, what didn't, and why — no marketing spin.

Featured

Featured

A Third Harness for Customer Conversations: What Changes for Contact Center Agents in Copilot Studio

Copilot Studio now has three harnesses, and the new Customer Conversation harness is built for voice and chat with customers. What it means for architecture, memory, biometrics, escalation, cost, and governance.

Agent FinOps in the Microsoft Ecosystem - Rev2

A living article on Copilot and agent costs. Where Copilot, Cowork, Copilot Studio, and Foundry agents show their costs, which controls actually stop spending, how to charge costs back, and what Microsoft has changed recently.

Understanding Microsoft Copilot Licensing - Rev2

A living article on what Copilot costs. What the Copilot license costs, how Copilot Credits work, which features use them, and what Microsoft has announced next.

Understanding Microsoft Power Platform Licensing Rev.7

A practitioner's reference for Power Platform core, Copilot Studio, Dataverse, Dynamics 365 Contact Center, and Dynamics 365 Customer Service.

Calendar Management and Scheduling Skills

Cowork's Scheduling and Calendar Management skills — finding times, sending invites, reviewing the week, and defending focus time.

The Email Skill in Cowork

Using Cowork's Email skill to triage, draft, and send mail in Outlook end-to-end — with approval prompts before anything leaves your tenant.

Custom Skills in Cowork: Hands-On with SKILL.md

Hands-on custom skills in Cowork — the SKILL.md format, OneDrive layout, a working weekly-report example, and the limits that still apply.

The 13 Built-In Skills of Cowork

Cowork's 13 built-in skills named and scoped — Word, Excel, PowerPoint, PDF, Email, Scheduling, Meetings, Deep Research, and more.

Anthropic in Cowork: Subprocessor Status and EU Data Residency

Anthropic's role as a Microsoft subprocessor in Cowork, the default-state map by region, and the GDPR checklist before opting in.

Enabling Cowork: The Frontier Path

The four-step Frontier enrollment path for Cowork — tenant opt-in, admin account enrollment, user availability, and the first-run experience.

Hello, I’m Holger

I connect enterprise AI architecture with practical implementation, and share what I learn along the way.

I’m a Principal Architect at NTT DATA, Microsoft MVP and Microsoft Certified Trainer (MCT), based in Berlin. My work focuses on agentic AI, intelligent automation, and the Microsoft ecosystem. I help organizations move from promising demonstrations to secure, scalable, well-governed solutions. That means connecting technology choices with business processes, enterprise data, operational ownership, and measurable outcomes.

About me