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Everything needed to plan for the Agentic AI Business Solutions Architect (AB-100) (AB-100) exam: number of questions, time limit, passing score, and the official domain weightings. For the domain checklist, see the AB-100 study guide. For a week-by-week plan, see the AB-100 study plan.
Facts last checked . Vendor links for this exam are on the materials page. To correct a figure, use the corrections policy.
Agentic AI Business Solutions Architect (AB-100) (AB-100) is a Expert level Microsoft certification exam with 60 questions in 100 minutes (last checked 2026-10-19), requiring a scaled score of 700 to pass. It covers 3 domains: Deploy AI-powered business solutions (45%); Plan AI-powered business solutions (28%); Design AI-powered business solutions (27%).
Exam code
AB-100
Questions
60
Time limit
100 min
Passing score
700 scaled
Official domains
3
Level
Expert
Provider
Microsoft
Practice questions
300+ on CertStud
| Domain | Weight | What it covers |
|---|---|---|
| Deploy AI-powered business solutions | 45% | Monitor, test, manage ALM, and ensure responsible AI governance for deployed agentic solutions |
| Plan AI-powered business solutions | 28% | Analyze requirements, design AI strategy, and evaluate costs and benefits for agentic AI business solutions |
| Design AI-powered business solutions | 27% | Design agents, extensibility patterns, and orchestrated configurations for Dynamics 365, Copilot Studio, and Microsoft Foundry |
Percentages reflect published official domain weightings. Prerequisite knowledge and current scoring rules are confirmed on the Microsoft exam page before booking.
The AB-100 figure on file is 60 questions. Last checked 2026-10-19. Confirm the current figure with Microsoft before you book.
The AB-100 time limit on file is 100 minutes. Last checked 2026-10-19. Confirm the current figure with Microsoft before you book.
The AB-100 exam requires a scaled score of 700 to pass. A scaled score is not a raw percentage of correct answers. Last checked 2026-10-19. Confirm the current figure with Microsoft before you book.
The AB-100 exam covers 3 official domains: Plan AI-powered business solutions (28%), Design AI-powered business solutions (27%), Deploy AI-powered business solutions (45%).
Deploy AI-powered business solutions carries the heaviest weighting on the AB-100 exam at 45% of the exam. Monitor, test, manage ALM, and ensure responsible AI governance for deployed agentic solutions
AB-100 is the exam code for Agentic AI Business Solutions Architect (AB-100) (Microsoft Certified: Agentic AI Business Solutions Architect), a Expert level Microsoft certification exam covering 3 domains.
The AB-100 exam reports a scaled score. The passing score on file is 700. Plan for 60 questions across 100 minutes, weighted by domain: 45% Deploy AI-powered business solutions, 28% Plan AI-powered business solutions, 27% Design AI-powered business solutions. Last checked 2026-10-19. Confirm the current figure with Microsoft before you book.
CertStud offers free AB-100 practice questions with detailed explanations, plus full-length practice exams and flashcards at https://certstud.com/certifications/microsoft/ab-100. Start with 10 free questions at https://certstud.com/try-free.