Model providers are cracking down on usage in external harnesses. Recently for coding agents. And they have every right to do so. They do not heavily subsidize usage out of the kindness of their hearts. They do so to bring users into their products instead of just using their APIs. Getting your harnesses from your model-dealer makes yourself vulnerable to being one policy change away from a broken workflow. Single provider = single point of failure. This is why you should buy models from model…