18/09/2026
Microsoft Copilot Studio: The New Copilot Harness 🤖
Microsoft has introduced a second harness in Copilot Studio, changing how AI agents can reason, use tools, access knowledge, and adapt to complex tasks.
What you’ll learn:
• What a Copilot “harness” really means
• Why Microsoft introduced a second harness
• Standard Harness vs. Copilot Studio Harness
• Reasoning-driven, multi-step agent workflows
• Dynamic replanning and tool/data coordination
• File-intensive work and consumption-based billing
⇥ Save this guide to understand which Copilot Studio harness fits your agent architecture.