But their guarantee is clear for the API (the ChatGPT web app is different, but you can disable training if you give up the history feature).
> At OpenAI, protecting user data is fundamental to our mission. We do not train our models on inputs and outputs through our API.
> ...
> We do not train on any user data or metadata submitted through any of our APIs, unless you as a user explicitly opt in.
> ...
> Models deployed to the API are statically versioned: they are not retrained or updated in real-time with API requests.
> Your API inputs and outputs do not become part of the training data unless you explicitly opt in.