Same-prompt race: Astra builds GTA VI-style game in 90 minutes vs Fable 5.1's 2 hours

eyishazyer · x · 2026-09-04

Given the exact same prompt — research and build a GTA VI-style game — Astra finished in about 90 minutes while Fable 5.1 took roughly 2 hours. In the same thread, Astra built an entire Manhattan world in Unreal Engine, block by block and street by street, a striking head-to-head of autonomous long-horizon coding capability between the two new models.

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