A custom node for ComfyUI that injects controlled noise into conditioning embeddings (like prompts) for a portion of the diffusion process.
https://github.com/BigStationW/ComfyUi-ConditioningNoiseInjection
git clone https://github.com/BigStationW/ComfyUi-ConditioningNoiseInjection
comfy node install conditioningnoiseinjection