Foundation path
Build the essential knowledge for this subject.
BeginAB-400
Power Platform Developer Associate
AB-400 assesses development of Microsoft Power Platform solutions with code and generative AI, including custom interfaces, business logic, automation, and integrations.
- Level
- Associate
- Format
- Single choice
- Recommended experience
- Practical Power Platform development, security, ALM, CLI, JavaScript, TypeScript, Power Fx, C#, Python, REST APIs, Azure, Microsoft Foundry, and Copilot Studio experience.
- Exam data updated
- Oct 16, 2026
Your learning path to exam readiness
Five clear stepsWhat to focus on
Exam blueprint
Build Microsoft Power Platform solutions (15–20%)
20%
Extend the user experience (25–30%)
25%
Extend Microsoft Power Platform (35–40%)
40%
Develop integrations (10–15%)
15%
Keep learning
News for this subject
Oct 16, 2026
AB-400: Certification Guide and the PL-400 Transition
AB-400 assesses developers who extend Microsoft Power Platform through custom user experiences, server logic, automation, integrations and agentic AI. It is associated with Microsoft Certified: Power Platform Developer Associate.
Oct 16, 2026
AB-400: Choosing Power Platform Extension Architectures
Choose Power Platform extension architectures by separating three decisions: what must be enforced when data changes, what can finish later, and how the user should interact.
Oct 16, 2026
AB-400: Designing Security and Dataverse Data Boundaries
Designing security and Dataverse data boundaries starts with four decisions: identify the principal that actually performs each operation, define which data that principal may access, choose a table model that can enforce the required…