What if you reword it as copyleft-AI GPL. You may only use this code to train “open” models, that are themselves subject to the copyleft-AI GPL. In that case y

What if you reword it as copyleft-AI GPL. You may only use this code to train “open” models, that are themselves subject to the copyleft-AI GPL. In that case you would just spell out, that you consider the model a derivate of your work.