Debate Over Astra's 3D Leap: No-CoT Ability or Scale?

Researchers debate why Astra improved sharply at 3D modeling: akarvonen credits strong no-CoT ability removing English-token bottlenecks in spatial reasoning, while willdepue points mainly to scale plus possible encoder architecture gains.

2026-09-07 ~ 2026-09-07 · 3 related posts

• Hypothesis: Astra's 3D modeling leap comes from strong no-CoT abilities — a_karvonen · 2026-09-07
• Why is Astra so good at 3D modeling? Better RL envs vs dropping English CoT — willdepue · 2026-09-07
• Astra's perception got much better: mostly scale plus pretraining encoder wins — willdepue · 2026-09-07