GPT-6 Astra reportedly built a street-by-street Manhattan world in Unreal Engine over a week
CurieuxExplorer · x · 2026-09-05
Matt Shumer says GPT-6 "Astra" built a Manhattan world in Unreal Engine over the course of a week, working street by street to perfect each one — a demonstration of sustained, autonomous engineering work. Unverified third-party claim; no official OpenAI announcement.
More from Models
- Musk plans to rewrite all human knowledge with Grok and retrain; critics fear data poisoning — JasonBotterill · 2026-09-05
- GPT-6 Astra broken in Cursor BYOK: dev builds relay to bridge Chat Completions and Responses API — salmoukas · 2026-09-05
- Twitter user accuses OpenAI of hiding 'loss of control' incidents from METR evaluators — AaronBergman18 · 2026-09-05
- Claude Code user burns through 50% of weekly usage in six hours, begs for higher limits — sethlazar · 2026-09-05
- Why Models Survive Hostile Training Envs With Persona Changes Firewalled — repligate · 2026-09-05
- GPT-6 Astra reportedly aces Bach chorale benchmark, first model to write passing tones — yacineMTB · 2026-09-05