Three GPT-6 Game and World Demos

Matthew Berman briefly shows a navigable low-poly world, an ASCII scene and a city simulation.

MBMatthew BermanSpeaker · Forward Future
Channel
Matthew Berman
Published
Sep 3, 2026
Video
0:37
Read
1 min
Slides
3
Original
English
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SUMMARY

In 30 seconds

In this short video, Matthew Berman presents three demos associated with GPT-6: a small 3D world, an ASCII-rendered world and a city-building simulation. He praises the results, although the short does not provide a detailed evaluation of their completeness or reliability.

  1. 1A small 3D worldBerman shows a low-poly environment that a character can navigate.
  2. 2An ASCII worldHe shows a 3D scene rendered with ASCII characters and says it extends indefinitely.
  3. 3City simulationHe describes a SimCity-like game and zooms in on the city and its people.

Takeaways

  1. The first demo shows a navigable low-poly world.
  2. The second uses ASCII characters to render a 3D scene.
  3. The third shows a city simulation with buildings and moving people.
  4. The presenter’s claim that everything works is not independently established by the short demonstration.
FULL TEXT

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Transcript only
01

Two navigable worlds

Berman introduces GPT-6 demos. He shows a low-poly environment and an ASCII-rendered 3D scene.

Navigable low-poly world
SLIDE 1 / 3Navigable low-poly worldThe demonstration shows a small spherical environment with a character.
ASCII-rendered 3D scene
SLIDE 2 / 3ASCII-rendered 3D sceneA street scene is rendered using characters.

GPT-6 is here. Look at this: a little low-poly 3D world you can navigate with a character. There’s also a 3D world made entirely of ASCII characters that I say goes on indefinitely.

02

A city-building demo

He shows a SimCity-like simulation with buildings and people. The short does not verify the completeness of its features.

City simulation
SLIDE 3 / 3City simulationThe demo shows a built-up city from above.

The most impressive demo to me is a SimCity-like city. I say everything works, and when I zoom in you can see people walking around the buildings. The short gives a glimpse of the simulation rather than a comprehensive test of all its features.

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