Official input constraint planner
Reference-to-Video Input Planner
Check your Ref2VA set before opening ComfyUI: up to 9 images, 3 videos and 3 audio files, with a 12-file mixed limit. Audio cannot be the only reference input.
Evidence checked August 11, 2026Your constraint check and ordered role outline will appear here.
9
images maximum
3 + 3
videos + audio maximum
12
mixed files maximum