Astra High vs Gemini 3.8 Flash building a 3D civilization sim

Same-brief agentic build in which Astra High and Gemini 3.8 Flash High each produce a playable 3D AI-civilization simulation, with outputs to compare.

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Preview of Astra High vs Gemini 3.8 Flash building a 3D civilization sim

Launch: GPT-6 Astra
Use case: Games
Format: Repo
Source: github.com

Cagri Kacmaz

Software Solutions Architect & founder at KAM Studio. Building AI systems, agentic tools and digital products. Sharing experiments and what actually works.

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Anshu

@anshuc · Sep 4

Developer uses image generation to give Astra a visual target and gets a 3D game for a couple percent of weekly quota.

asc 🦥

@ascinhiding · Sep 8

Short clip of an Astra-built game with movement, items and physics made from scratch.

Minimunch

youtube.com · Sep 5

Astra recreates several well-known games in turn, including Clash of Clans, Fortnite, Rocket League and Terraria.

Theo - t3.gg

@theo · Sep 3

Theo shows a game Astra created in a single prompt running in the browser, as evidence the model is unusually strong at Blender and three-dimensional reasoning.

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Astra High vs Gemini 3.8 Flash building a 3D civilization sim

More built with GPT-6 Astra