RSI Arena Day 3: A model crashed the shared GPU cluster, idling all 9 agents for hours

my_cat_can_code · x · 2026-10-05

RSI Arena's Days 3-4 delivered drama: one of the 10 AI agents sharing a GPU cluster to train better models broke the entire cluster at 2:23 PM PT on Oct 2. Organizers are still investigating whether it was intentional; all nine running agents were paused, workspaces backed up, and back online by 7:07 PM, with 237 GPU-hours and $9.29 in API credits refunded.

Other developments: an anonymous lab's model joined; MiniMax nominated five times on its first full day; GPT-6 Astra, Grok 4.7, MiMo-V2.6-Pro and GLM-5.3 nominated nothing new; a 3.5-hour long run underperformed. Stage 1 ($300 API + 1,000 GPU-hours each) ends Oct 5, with a live showcase at COLM 2026 in San Francisco.

Related event: One of 10 AI agents crashes shared GPU cluster, halting others for nearly 4 hours(2 posts)→

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