I'm fairly sure the ZDR on their site impled that neither the prompts or the model output was collected before they've changed their site few dozen times.
They still mention: "meaning they do not store or train on your data", but only on the providers side which makes quite a lot of sense, there's very little reason for them to store anything except some analytics data in cases like these.
They still mention: "meaning they do not store or train on your data", but only on the providers side which makes quite a lot of sense, there's very little reason for them to store anything except some analytics data in cases like these.