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OpenAI· Released Sep 3

GPT-6 Astra

OpenAI's flagship GPT-6 model, released 2026-09-03 and pitched as its most intelligent and aligned yet, with state-of-the-art results on long-running computer-use benchmarks and ARC-AGI-3. Available in ChatGPT, Codex and the API; it powers products such as Dots and ChatGPT Work.

Interactive 3D anatomy site with 2,234 modelled piecesSep 5

Entries

MiaAI-Lab

@MiaAI-Lab · Sep 5

One hundred self-contained HTML studies, from generative art to physics toys and interfaces, with a gallery index, screenshots and the prompts.

Build Fast with AI

@BuildFastWithAI · Sep 8

Build Fast with AI prompted Astra for a rain-soaked, iPhone-POV Bangalore street and got an explorable open world in one HTML file with reflections and live rendering, published as a live demo.

Rising1234Sun

@Rising1234Sun · Sep 6

Real-time 3D browser rendition of Along the River During the Qingming Festival, with free exploration, 4K capture, prompts and an honest note on model limits.

Roboparty

@Roboparty · Sep 24

Community workflow turning a single image into an editable Real2Sim scene with web research, hinged objects and soft bodies, validated in Blender and MuJoCo.

vogel

@ryanvogel · Sep 11

Creator asked Astra to explain how it tracked and composited a shot; it used COLMAP for camera tracking and imported the result into Blender with the real table as a reflection texture.

realsee-developer

@realsee-developer · Sep 11

Tutorials, prompts and modelling code for turning Realsee 3D scan exports into editable Blender spaces with Astra.

ETO-ze

@ETO-ze · Sep 8

Browser, Android and Windows tactical shooter with server-authoritative hit checks, bots and touch or gyro controls, developed with Astra.

Seokwoooo

@Seokwoooo · Sep 14

Skill that audits and cleans up the skill list and instructions Codex hands to Astra, installable through npx skills.

gokayfem

@gokayfem · Sep 9

Pipeline Astra wrote to build moving portraits out of hundreds of 480p film clips, matching and compositing them into one video mosaic.

sldyns

@sldyns · Sep 13

Interactive 3D model of the Peking University campus built with Astra from publicly available data, with a live demo.

saifkhichi96

@saifkhichi96 · Sep 6

Android port of the OpenSim biomechanics toolkit written with Astra, with a demo video in the repo.

GPT-6 Astra: quick answers

What can you build with GPT-6 Astra?
People have published 137 public builds made with GPT-6 Astra. The most common uses are games (50), 3d graphics (17), coding (11), design (11) and animation videos (10).
What are the best GPT-6 Astra GitHub repos?
The most-starred open-source GPT-6 Astra projects in the index are Awesome Astra for embodied AI and robotics, Astra-Ares: adaptive reasoning effort for Codex tasks and RoboICL: embodied in-context learning with Astra.
Are there GPT-6 Astra demo videos?
Yes: 22 videos show GPT-6 Astra in use, each linked to the original post.
Where do people share GPT-6 Astra projects?
Mostly on X, GitHub and YouTube, from 128 creators between Sep 3 and Oct 7.