Author

Keisuke Kamahori

University of Washington

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#artificial intelligence Preprint Oct 2026

SpeedrunBench: Challenging LLM Agents with Video Game Speedrunning

Frontier LLM agents have been shown to be capable of solving increasingly complex tasks for which humans have measurable solutions. This begs the pertinent question of whether LLM agents can go beyond what humans have already solved. The ability to develop sophisticated strategies to tackle consequential problems becom...

Yoshinari Fujinuma, Keisuke Kamahori, Ryuto Koike et al. · 0 citations

Preprint Jul 2026

Themis: Software-Defined Hardware Prefetching

Themis is a profile-guided hardware prefetching solution that implements a novel hardware-software interface for data prefetching: the software directs the hardware on where to prefetch, and the hardware identifies and issues prefetches in the regions of interest.

Keisuke Kamahori, Neil Adit, Kan Zhu et al. · 0 citations