tech
December 20, 2025
Updating our Model Spec with teen protections
Informed by expert guidance, the U18 Principles outline how ChatGPT should support teens with safe, age-appropriate behavior.

TL;DR
- OpenAI introduced U18 Principles to ensure ChatGPT's safety and age-appropriateness for teens (13-17).
- The principles focus on prioritizing teen safety, promoting real-world support, treating teens appropriately, and transparency.
- Enhanced safeguards are in place for sensitive topics like self-harm, explicit content, and dangerous activities.
- The company is implementing an age prediction model to automatically apply teen safeguards.
- OpenAI is collaborating with experts, including the American Psychological Association, and offering resources for parents and teens.
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