diff --git a/tools/run_upstream_comfy_decode.sh b/tools/run_upstream_comfy_decode.sh
new file mode 100644
index 0000000..6bc1987
--- /dev/null
+++ b/tools/run_upstream_comfy_decode.sh
@@ -0,0 +1,10 @@
+#!/bin/sh
+set -eu
+
+export PYTHONPATH="/opt/ComfyUI:/workspace/h3-blackwell-runtime/src:${PYTHONPATH:-}"
+
+/opt/venv/bin/python /workspace/h3-blackwell-runtime/tools/decode_video_latent.py \
+  --implementation upstream \
+  --latent /output/h3-blackwell-runtime/direct-cat-house-backflip-disco-shades-960x544-5s-latent.pt \
+  --output /output/h3-blackwell-runtime/direct-cat-house-backflip-disco-shades-960x544-5s-upstream-comfy-tiled-decode.mp4 \
+  --frames-dir /output/h3-blackwell-runtime/direct-cat-house-backflip-disco-shades-960x544-5s-upstream-comfy-tiled-frames