AWS Open-Sources Framework-Agnostic AI Agent Evaluation System UAEF
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On November 11, 2026, AWS announced and open-sourced the Universal Agent Evaluation Framework (UAEF) via its Machine Learning Blog. UAEF is a framework-agnostic closed-loop evaluation system for AI agents that can evaluate agents across different frameworks. The code is released under the Apache 2.0 license in the awslabs/uaef repository. The event is still in its early stages, with no follow-up developments reported yet.
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- AWS Machine Learning BlogUAEF: A framework-agnostic system for closed-loop evaluation of AI agents
AWS introduced and open-sourced the Universal Agent Evaluation Framework (UAEF) on the Machine Learning Blog, a framework-agnostic closed-loop evaluation system for AI agents, with code released under the Apache 2.0 license in the awslabs/uaef repository.
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