Palm Bay

A browser-based open-world driving sandbox built by AI agents.

GTA clonePlayableOpen source

Description

An AI-built open-world driving game created as a performance comparison between two frontier models. The project features a colorful city where players can walk, steal cars, speed through traffic, and jump between vehicles, all generated from a single prompt using iterative AI agents.

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Details

Why this is interesting: Demonstrates a highly complex open-world game built from a single prompt using iterative agent-based development.
Attributed to: @nitzan
Built with: GPT-6 Astra Fable 5.1
Links: nitzan.games
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Tags: #sandbox #driving #agents #one-shot

Discovered: X
First posted: X · Oct 11, 2026
Listed: Added 2h ago
Build: Strong
Models: Strong

Prompt

build a complete browser-based open-world driving sandbox from scratch. Walk around a colorful city Steal almost any car Speed through traffic Crash, wreck your car, jump out and steal another Repeat. That's the entire game.

Source

Palm Bay

Description

How it grew

Palm Bay

Description

How it grew