ChatGPT can now connect to your personal apps to mimic writing style

September 7, 2026 · BleepingComputer · Severity: MEDIUM

ChatGPT can now connect to users personal applications to learn their writing style and mimic it across different contexts. OpenAI new feature allows the AI to analyze user writing patterns from connected apps and apply the same tone and style to its responses.

Key Takeaways

OpenAI is testing a Writing Style feature that learns from connected apps to mimic user writing, raising privacy and impersonation considerations.
Users should review which apps they connect to ChatGPT and understand how their writing data is used to train the style model.
Organizations should update acceptable-use policies for AI tools that can access personal application data to emulate user behavior.