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Read the research.
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Five papers at a time. One in depth, four in perspective. Selected for the questions they help us ask.

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Foundations / Sep 20, 2026

Five foundations for understanding AI agents ↗

Reasoning and action, learned tool use, context, reflection, and reliability. Five papers that help explain the systems we build.

ReActToolformerLost in the MiddleReflexionτ-bench