LiveUpdated 2026-09-19 21:10 UTC

I spent 2.5 billion tokens, every limit I had and five days to make this.

Name: I spent 2.5 billion tokens, every limit I had and five days to make this.
Uploaded: 2026-09-16T12:34:58.000Z
Channel: Stefan 3D AI
Description: I spent 2.5 billion tokens, every limit I had and five days to make this. A GTA-style city, built with GPT-6 using only prompts. No code or 3D by hand. The whole point was to push it as far as it goes and wire in every API I had. The setup: Codex driving Unreal Engine 5, with Higgsfield, Tripo,…

This is a dev post classified by Jev as AI dev tools (a launch), kept by the Dev Radar because it carries real work, not commentary.

I spent 2.5 billion tokens, every limit I had and five days to make this. A GTA-style city, built with GPT-6 using only prompts. No code or 3D by hand. The whole point was to push it as far as it goes and wire in every API I had. The setup: Codex driving Unreal Engine 5, with Higgsfield, Tripo, Meshy, Seedance, Seed Audio and fal handling the buildings, characters, animations, materials and sound. 8 buildings taken from concept to game, 247 generated voice lines for residents and police, 10 radio tracks across 5 stations. Here's the honest part. Most of those tokens didn't go into building.

Posted by Stefan 3D AI (8.5k followers) 3 days ago · 866 likes · 122.9k views · view the original post on X. Kept by the Dev Radar as AI dev tools.

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