diff --git a/README.md b/README.md
index 12ae2d8..51633b1 100644
--- a/README.md
+++ b/README.md
@@ -5,3 +5,14 @@ Make thumbnails for stl files.
 > WARNING: This is vibe coded ai slop POC
 
 ![screenshot-2025-08-30T01-34-48-062Z.png](https://dropper.wayl.one/api/file/10e8abce-1b82-49dd-a724-95e1a198a357.png)
+
+``` bash
+just serve
+```
+
+``` bash
+stlthumb render model.stl --output thumb.png --size 512 --elev 20 --azim 45
+stlthumb render model.stl --transparent --color "#f59e0b" --shading toon --toon-levels 4
+stlthumb render model.stl --bg '#0f172a' --edge-alpha 0.15 --proj ortho
+stlthumb render model.stl --light 1 1 1 --ambient 0.2 --diffuse 0.8
+```