ComfyUI/custom_nodes/efficiency-nodes-comfyui/node_settings.json

{
    "Efficient Loader": {
        "model_cache": {
            "vae": 1,
            "ckpt": 1,
            "lora": 1,
            "refn": 1
        }
    },
    "XY Plot": {
        "model_cache": {
            "vae": 5,
            "ckpt": 5,
            "lora": 5,
            "refn": 1
        }
    }
}