Stable Diffusion can run locally for free. You can use ComfyUI or ForgeUI, but you’ll need a decent Nvidia RTX GPU.
If you’d rather try it online, platforms like Civitai let you generate images directly, and there are also other cloud services that rent GPUs.
It's almost Halloween! Got invited to a party so I took some (not so real) photos as they were arriving but mostly heading home since I got there late.