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When prompting is not enough for your agent

Microsoft Developer (Build) · Oct 22, 2026 · Product Launches

Microsoft Foundry's agent optimizer automatically improves agents using production traces and model comparison

Microsoft Build session introduces an agent optimizer feature in Microsoft Foundry that addresses the common problem of agents producing inconsistent outputs despite prompt engineering. The tool uses production traces and automatic model comparison to iteratively improve agent performance, positioned as the next step after prompt engineering in the optimization hierarchy.

Microsoft Foundry agent optimization prompt engineering model evaluation Azure AI

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