Future Support for Configurable Sampling in Purview Classification

Thanks for reaching out. Indeed the current limit is 128 as per documentation. This is a great feature request and you make a good case for this customer’s scenario. I have checked the existing feature requests and I can see there is an existing one logged here- Increase the sample size for prerequisite condition to select column for classification · Community
Please upvote on this feedback for better prioritization of the request.