Microsoft exam comparison

AI-901 vs AB-900

Pick AI-901 when you want Azure AI fundamentals and model vocabulary. Pick AB-900 when you want Microsoft 365 Copilot, agents, and business admin workflows.

AI-901 AB-900 Free daily practice for both

Start AI-901 Start AB-900

Choose AI-901 when…

You want Azure AI fundamentals, not Microsoft 365 admin workflows.
You need vocabulary around machine learning, computer vision, NLP, and responsible AI.
You want the broader “how AI works” starting point before product-specific Copilot study.

Choose AB-900 when…

You care more about Microsoft 365 Copilot, agents, and admin basics than Azure AI services.
You want business-user and admin scenarios instead of core model concepts.
You are studying the Microsoft 365 Copilot lane specifically.

AI-901 vs AB-900 at a glance

Use this side-by-side when you need the fastest answer on which practice page to start next.

Best first move

AI-901

Start here if you need Azure AI terminology and concept fluency.

AB-900

Start here if you need Copilot and agent-administration familiarity.

Main focus

AI-901

Machine learning concepts, vision, NLP, responsible AI, and Azure AI basics.

AB-900

Microsoft 365 Copilot, agents, admin flows, and business-use scenarios.

Feels more like

AI-901

A true AI fundamentals exam.

AB-900

A Copilot and Microsoft 365 fundamentals exam.

Next step after passing

AI-901

Move into AI-300, AI-102, or deeper cloud AI work.

AB-900

Move into AB-730, AB-731, or role-based Copilot/admin work.

Where to practice next

Jump into the daily question page that matches the exam you picked, then use the explanations and source links to turn misses into actual study notes.

AI-901 AI-901 practice page AB-900 AB-900 practice page

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