Developer Reverse-Engineers GPT-6 Astra Computer Use

After OpenAI launched GPT-6 Astra touting its computer-use abilities, developer kylejeong reverse-engineered the source code, revealing that it relies on the accessibility (a11y) tree, and sped up tasks 2.5x using Stagehand.

2026-09-08 ~ 2026-09-09 · 3 related posts

• How GPT-6 Astra's computer use loop powers its viral Blender 3D world generation — iamrobotbear · 2026-09-08
• How GPT-6 Astra's computer use works: it rides on the accessibility tree — iamrobotbear · 2026-09-09
• Dev dissects GPT-6 Astra's computer use loop, makes it 2.5x faster with Stagehand — TheMoonMidas · 2026-09-09