- Who it helps
- Researchers and developers studying interactive models and local inference.
- Availability
- The October 21 creator account describes a browser WebGPU demo for desktop Chrome or Edge, with an approximately 208 MB four-bit model download.
What the model remembers
The author trimmed Qwen2.5-Coder to about 360 million parameters and trained it on terminal interactions. State is represented through the supplied history; rendered output can still invent or lose information.
Where the simulation breaks
The account reports failures involving appending, nested directories and arithmetic. HN discussion questions how corrections and persistent state should work. The reported task scores use different test sets and should not be combined.
What you can do
- Use the article’s failure examples to distinguish plausible screen updates from state that a separate program can verify. Open reference ↗
Where the evidence stops
The creator’s results were not reproduced. A convincing terminal image does not establish a successful command or a saved file.
Sources read. Original sources read October 23, 2026 UTC. No external project, model inference or reported experiment was executed.
Sources & further reading
Web · analysis
A terminal world model ↗
Creator’s October 21 account read, including model trimming, speculative row rendering, evaluation denominators and failure cases. The project was not run.
Simon Edwardsson · page checked 2026-10-23
More sources reviewed (2)
Hacker News · discussion
WorldTUI discussion ↗
Read the author’s replies and independent questions about state, corrections and usefulness. Informal discussion does not validate benchmark claims.
Hacker News contributors · page checked 2026-10-23
Web · analysis
Simon Edwardsson project index ↗
Creator index followed one level beyond the project. It includes the October 21 terminal model, August 20 RollTab and earlier projects; these are not separate reproductions.
Simon Edwardsson · page checked 2026-10-23
Coverage note: No independent end-to-end reproduction or complete video demonstration was verified in this bounded sample.
The record over time (1)
Dated source checks and published explanations. An observation date can differ from the original release date.
- · Added to Current
WorldTUI predicts how a terminal screen should change after keystrokes. It is a compact experiment in learned state and interaction, with no real shell or filesystem behind the screen.