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Carlos Guestrin is a computer science professor and director of the Stanford AI Lab.
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Reinforcement Learning at Test Time
GitHubannouncementpositiveJan 26, 2026
TTT-Discover enables large language models to perform reinforcement learning at test time, adapting to problem-specific tasks and achieving state-of-the-art results in mathematics, GPU kernels, algorithms, and biology.
“Co-authored TTT-Discover reinforcement learning system for test-time LLM training.”
Reinforcement LearningLLMsAI ResearchOpen Source AI