Free certification learning · Microsoft · AB-100
AB-100Agentic AI Business Solutions Architect (Expert)
Microsoft Certified: Agentic AI Business Solutions Architect Expert
ExpertAvailable (English version update scheduled for 2026-10-14)Advanced (for architects; assumes cross-cutting knowledge of Dynamics 365, Power Platform, Copilot Studio and Foundry)60–90 hours (rough estimate by this site; excludes study for the prerequisite Associate certification)
Architects and digital transformation leads who drive the overall design of embedding AI and agents into business processes, ROI analysis, governance and ALM.
It is sometimes written as “AI-100,” but the official exam number is “AB-100.” It is unrelated to a different exam previously offered under the same “AI-100” number (Designing an Azure AI Solution).
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No records yet. We recommend starting with 1. Study and practicing domain by domain.
Progress by domain
Domain weights are from the exam guide. Progress is your practice record in this browser.
| Domain (weight) | Questions | Practice progress | Action |
|---|---|---|---|
| Plan AI-powered business solutions25–30% | 89 | Not answered | Practice |
| Design AI-powered business solutions25–30% | 89 | Not answered | Practice |
| Deploy AI-powered business solutions40–45% | 137 | Not answered | Practice |
Original question bank: 315 questions (multiple choice 18, ordering 10, minimal pairs 156, case studies 6 with 22 questions). Mock exam: 50 questions · 75 min.
Exam basics (checked 2026-10-03)
- Certification
- Microsoft Certified: Agentic AI Business Solutions Architect Expert
- Exam
- Exam AB-100: Agentic AI Business Solutions Architect
- Level
- Expert
- Role
- Solution Architect (official)
- Duration
- Check the official exam page (no duration could be confirmed when this page was created)
- Passing
- 700 (Passing score on the official exam page)
- Languages
- English, Japanese and others (per official page)
- Prerequisites
- In addition to passing AB-100, you must hold one of the designated Associate certifications. AI-300, AI-103 and AB-620 covered on this site are all included (per official page).
The official page states “English version updated on 2026-10-14.” The updated skills outline (minor changes) is already reflected on this page.
Reference links (checked 2026-10-03)
- Certification: https://learn.microsoft.com/en-us/credentials/certifications/agentic-ai-business-solutions-architect/
- Exam: https://learn.microsoft.com/en-us/credentials/certifications/exams/ab-100/
- Study guide: https://learn.microsoft.com/en-us/credentials/certifications/resources/study-guides/ab-100
Facts on this page (names, exam codes, domains, weights, duration, passing score) are based on the public pages above and may change.
Notes (unofficial, original questions, no pass guarantee)
- The questions on this site are original practice questions written by this site based on publicly available skills outlines and exam guides. They are not actual exam questions.
- Microsoft, Azure, Copilot, Microsoft 365, Dynamics 365 and Power Platform are trademarks of the Microsoft group of companies. This site is not affiliated with or endorsed by Microsoft.
- This content is a study aid and does not guarantee a pass. Exam content, format and prerequisites may change without notice; always check the latest information on the official page before taking the exam.
- Your accuracy on the mock exam cannot be converted to the official (scaled) score and does not predict a pass or fail.
- Progress is saved only in this browser (localStorage) unless you sign in with Google to sync it. You can delete it from the Cookie & storage settings page (Japanese).