The short answer

It depends on your goal: Take AZ-900 if you want a general cloud/Azure foundation. Take AI-900 if your interest is artificial intelligence and machine learning. Take both if you have the time — they're both quick, beginner-friendly, and stack well.

AZ-900 vs AI-900: full comparison

FactorAZ-900 (Azure Fundamentals)AI-900 (Azure AI Fundamentals)
FocusCloud concepts, Azure services, governanceAI concepts, ML, Azure AI services (Cognitive Services)
DifficultyEasyEasy
Exam cost$99 USD$99 USD
PrerequisitesNoneNone
Passing score700/1000700/1000
Study time1–2 weeks1–2 weeks
RenewalNever expiresNever expires

What AI-900 covers

AI-900 (Azure AI Fundamentals) covers machine learning concepts, computer vision, natural language processing, generative AI, and Azure services like Azure AI Services (formerly Cognitive Services), Azure Machine Learning, and Azure OpenAI Service. It is conceptual — no coding required.

Which one is easier?

Both are similar in difficulty. Candidates generally report AZ-900 has slightly more vocabulary to memorize (many Azure services), while AI-900 requires understanding AI concepts that may be less familiar. If you already understand basic AI terms (training, models, inference), AI-900 may feel easier.

Which should you take?

  • General cloud career: AZ-900 first — it's the foundation for everything Azure.
  • AI/ML interest: AI-900, and you can skip AZ-900 if you only care about AI.
  • Best value combo: Take both. Many people complete both fundamentals in 2–3 weeks total, and both are frequently covered by the same free Microsoft Learn challenge vouchers.
💡 Other fundamentals to stack: SC-900 (Security), DP-900 (Data), MS-900 (Microsoft 365) — all are $99, easy, and never expire.

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Frequently Asked Questions

Which is easier: AZ-900 or AI-900?
Both are entry-level and similar in difficulty. AZ-900 is concept-heavy on Azure services; AI-900 tests AI/ML concepts. Choose based on your interest.
Can I take both AZ-900 and AI-900?
Yes — they're both quick fundamentals exams, and many people complete both in a few weeks.
Does AI-900 require coding?
No. AI-900 is conceptual — no programming experience is required.
Do I need AZ-900 before AI-900?
No prerequisites for either. You can take them in any order.
Which certification is better for AI jobs?
For AI roles, AI-900 is the relevant entry certification; for general cloud roles, AZ-900 matters more. Ideally get both.