Microsoft AI-900 Study Guide (Retired Exam, Replaced by AI-901)

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Last updated: September 28, 2026

Retired exam. Microsoft retired AI-900 on June 30, 2026 and replaced it with AI-901 (Microsoft Azure AI Fundamentals). AI-901 has 2 skill areas instead of 5 and expects basic Python knowledge. New candidates earn the Azure AI Fundamentals certification by passing AI-901. See the AI-901 exam page on Microsoft Learn.
By FixTheVuln Team Sources: Industry frameworks and standards

This guide was written while the AI-900 exam was current. It is kept for reference and no longer describes an exam you can take.

Exam Overview (Historical)

Domain Breakdown (Historical)

These domains and weights describe the retired AI-900 exam as last documented on this site. For a current exam, use the outline on Microsoft Learn.

Domain 1: AI Workloads and Considerations (15-20%)

Key concepts: Anomaly Detection, Computer Vision, NLP, Conversational AI, Responsible AI, Fairness, Transparency, Accountability

Domain 2: Machine Learning Principles on Azure (15-20%)

Key concepts: Supervised Learning, Unsupervised Learning, Regression, Classification, Clustering, Azure ML Studio, Automated ML, Model Deployment

Domain 3: Computer Vision Workloads on Azure (15-20%)

Key concepts: Image Classification, Object Detection, OCR, Face API, Custom Vision, Azure AI Vision, Spatial Analysis, Video Indexer

Domain 4: Natural Language Processing on Azure (15-20%)

Key concepts: Text Analytics, Sentiment Analysis, Key Phrase Extraction, Language Understanding, Translator, Speech Services, QnA Maker, Bot Framework

Domain 5: Generative AI Workloads on Azure (20-25%)

Key concepts: Azure OpenAI, GPT Models, DALL-E, Prompt Engineering, Responsible AI for GenAI, Grounding, Content Filtering, Embeddings

Practice Resources (Legacy)

Test your knowledge with our free tools:

Take our archived Microsoft AI-900 practice quiz

What to Study Instead

Start with AI-901. Its skills measured are Identify AI concepts and capabilities (40-45%) and Implement AI solutions by using Microsoft Foundry (55-60%), and the passing score is 700. Details are on the AI-901 exam page.


This guide is independently created for educational purposes. Microsoft trademarks belong to their respective owners. FixTheVuln is not affiliated with or endorsed by Microsoft.

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