---
issue: 3
status: done
tags: model
---
# unet-value-embeds

U-net skip connections and value embeddings.

## What happened

- 2026-09-17: 12 minutes to 3.28 (−33 on the baseline)
- 2026-09-21: 10.8 minutes to 3.28 (−34.2 on the baseline)

## Next

Sliding-window attention to cut the compute.