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diff --git a/public/assets/models/stock_pot.glb b/public/assets/models/stock_pot.glb
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diff --git a/public/assets/models/tongs.glb b/public/assets/models/tongs.glb
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diff --git a/public/assets/models/wok.glb b/public/assets/models/wok.glb
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diff --git a/public/assets/models/wooden_spoon.glb b/public/assets/models/wooden_spoon.glb
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diff --git a/scripts/optimise-models.sh b/scripts/optimise-models.sh
new file mode 100755
index 0000000..2c8f497
--- /dev/null
+++ b/scripts/optimise-models.sh
@@ -0,0 +1,47 @@
+#!/bin/bash
+# optimise-models.sh — shrink the generated GLBs for the web.
+#
+# hunyuan3d hands back ~120k triangles and 1024px textures per prop, which is
+# ~4MB of download for a cooking pot. Simplified to 10% of the triangles with a
+# 0.002 error bound and 512px textures, the same pot is ~800KB and looks
+# identical at the distances this game shows it from. The fryer bench alone
+# went from a 13MB download to under 3MB.
+#
+# Idempotence guard: anything already under the threshold is skipped, so a
+# second run cannot simplify an already-simplified mesh into mush. Delete the
+# file and re-run gen-assets.sh to start from the original.
+set -uo pipefail
+cd "$(dirname "$0")/.."
+MODELS=public/assets/models
+SKIP_UNDER=${SKIP_UNDER:-1200000}   # bytes; optimised props land well under this
+RATIO=${RATIO:-0.1}
+ERROR=${ERROR:-0.002}
+TEX=${TEX:-512}
+GT="npx --yes @gltf-transform/cli@4.4.2"
+TMP=$(mktemp -d)
+trap 'rm -rf "$TMP"' EXIT
+
+before=0; after=0; done_n=0; skip_n=0
+for f in "$MODELS"/*.glb; do
+  [ -e "$f" ] || continue
+  name=$(basename "$f")
+  sz=$(stat -f%z "$f" 2>/dev/null || stat -c%s "$f")
+  before=$((before + sz))
+  if [ "$sz" -lt "$SKIP_UNDER" ]; then
+    echo "  = $name already lean ($((sz/1024))KB)"
+    after=$((after + sz)); skip_n=$((skip_n + 1)); continue
+  fi
+  if $GT simplify "$f" "$TMP/a.glb" --ratio "$RATIO" --error "$ERROR" >/dev/null 2>&1 \
+     && $GT resize "$TMP/a.glb" "$TMP/b.glb" --width "$TEX" --height "$TEX" >/dev/null 2>&1; then
+    mv "$TMP/b.glb" "$f"
+    nsz=$(stat -f%z "$f" 2>/dev/null || stat -c%s "$f")
+    after=$((after + nsz)); done_n=$((done_n + 1))
+    echo "  + $name  $((sz/1024))KB → $((nsz/1024))KB"
+  else
+    echo "  ! $name FAILED — left untouched"
+    after=$((after + sz))
+  fi
+done
+echo "----"
+echo "optimised $done_n, skipped $skip_n"
+echo "total $((before/1048576))MB → $((after/1048576))MB"