Azure and Community Guidelines on Choosing Between a Skill or a Sub-Agent
Azure drops a decision framework for agent architecture: when to split logic into sub-agents vs. skills.

Why it matters
As agent deployments move from pilots to production, practitioners need clear architectural patterns. Microsoft's guidance on decomposing agentic systems—skills vs. sub-agents—addresses a real engineering decision that teams building multi-step workflows face now.
The key facts
9 to knowAzure Architecture blog post by Kishorekumar Pattabiraman on agent design patterns
Framework covers: skills, sub-agents, and alternative approaches
Decision criteria emphasized: reusability, simplicity, long-term maintainability
Published August 2026 — reflects production-era agent engineering
Azure lead engineer Kishorekumar Pattabiraman outlines decision criteria
Focus: skills vs. sub-agents vs. other approaches
Design factors: reusability, simplicity, long-term maintainability
Published in Azure Architecture blog (Aug 2026)
Guidance framed for practitioners building production AI systems
Go to the source
InfoQ AI/MLinfoq.com
Publisher excerpt: In a recent Azure Architecture blog article, Azure lead engineer Kishorekumar Pattabiraman outlines practical criteria for choosing between skills, sub-agents, and other approaches when building AI systems, emphasizing reusability, simplicity, and long-term maintainability. By Sergio De Simone