k3 report details: 50M sandboxes and reasoning-effort control
Close readings of the k3 report confirm RL training across roughly 50 million sandboxes with millions running concurrently, and reveal a juice-like reasoning-effort control scheme alongside new GRPO variants.
2026-09-11 ~ 2026-09-11 · 2 related posts
- k3 Report Section Confirms Millions of Concurrent Sandboxes in Its RL Training Run — stochasticchasm · 2026-09-11
- k3 report's reasoning-effort control: fine-grained juice-like values and an unusual GRPO setup — stochasticchasm · 2026-09-11