# LLM Attention Visualization

6 Hacker News commenters recommended LLM Attention Visualization and 0 criticized it, November 2025 to November 2026. It was recommended in 1 of 13 months.

**Verdict:** People recommend it as a clear, simple way to see how attention works during LLM inference, with one reviewer calling it simpler than Bertviz. One reported bug is that pausing resets the animation.

## Why people recommend it

- Clear, simple way to understand attention (3 comments): "this is the clearest example I've seen on how attention works" ([source](https://news.ycombinator.com/item?id=49614910)) "It's simpler than Bertviz for understanding inference" ([source](https://news.ycombinator.com/item?id=49639477)) "thanks for making it simple and visualizable" ([source](https://news.ycombinator.com/item?id=49621855))
- Helpful visualization of LLM inference (2 comments): "It's simpler than Bertviz for understanding inference" ([source](https://news.ycombinator.com/item?id=49639477)) "Having a visualization like this helps a lot." ([source](https://news.ycombinator.com/item?id=49617390))

## What people warn about

- Pause button resets animation instead (1 comments): "pressing pause doesn't pause, instead resetting the animation to it's pre-play state" ([source](https://news.ycombinator.com/item?id=49619436))

## Alternatives hackers recommend

- [ciechanow.ski](https://hackerapproved.com/p/ciechanow-ski.md): 33 recommend
- [Size of Life](https://hackerapproved.com/p/size-of-life.md): 30 recommend
- [PGSimCity](https://hackerapproved.com/p/pgsimcity.md): 27 recommend
- [Ithihāsas](https://hackerapproved.com/p/ithih-sas.md): 18 recommend
- [Now I Get It](https://hackerapproved.com/p/now-i-get-it.md): 17 recommend

## Cite as

Hacker Approved, "LLM Attention Visualization", https://hackerapproved.com/p/llm-attention-visualization/ (counts from 1,795,640 Hacker News comments, November 2025 to November 2026).