OpenAI’s Privacy Filter: What It Is and How to Use It to Prevent Data Leaks If you manage an enterprise that uses OpenAI’s API, you’ve likely worried about personally identifiable information (PII) slipping into model inputs. Names, email addresses, phone numbers – even inadvertently included – can become part of training data or expose your organisation to compliance risks. ...
OpenAI’s New Privacy Filter: What It Does and How to Use It Enterprises have been eager to integrate large language models into internal workflows, but concerns about data leakage—especially of personally identifiable information (PII)—have slowed adoption. In late April 2026, OpenAI quietly released a privacy filter designed to detect and block PII before it reaches its models. This feature, available for ChatGPT Enterprise and certain API tiers, addresses one of the biggest compliance headaches for IT managers and data privacy officers. ...