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Higgsfield AI Says Its Fable 5.2 Model Built a Three.js Racing Game With Minimal Rules

November 9, 2026 at 18:04 EST

Software Dev & Coding
Foundation Models

Higgsfield AI has shared a demonstration in which its Fable 5.2 model was asked to build a racing game with no roads and very few rules, and the result was a playable prototype built in three.js.

Higgsfield AI · Fable 5.2 demonstration

An AI model built a playable 3D racing prototype in about three hours

Given a loose brief with no roads and few rules, the model defined the environment, game logic and opponents, producing a three.js prototype. The demo is company-provided and has not been independently evaluated.

~3 h

Reported build time for the full prototype

5 m

Height of the game's seas

AI-controlled rivals in the race

Five AI rivals, one block per rival

Each column is one AI-controlled opponent in the prototype.

Rival 1

Rival 2

Rival 3

Rival 4

Rival 5

Takeaway: the prototype includes five opponents, each driven by AI, alongside the racing environment.

How the prototype came together

Step 1

Loose brief

No roads, very few rules

→

Step 2

Model defines the world

Environment, rules and opponent behaviour

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Step 3

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