AI Context Guard is a free security extension designed for Chrome that prevents accidental data leaks when using AI platforms like ChatGPT and Claude. It employs real-time detection to identify over 40 types of sensitive data, including API keys, passwords, and medical records, thereby addressing a critical security risk for users handling sensitive information. The extension provides clear warnings upon detection, allowing users to choose from options such as auto-redaction or cancellation, ensuring data safety while maintaining user control.

With a focus on privacy, all scanning occurs locally within the browser, with no data sent to external servers. Features include an activity dashboard for monitoring data leak prevention, customizable settings for user preferences, and enterprise-ready capabilities such as audit logs and admin controls. AI Context Guard is ideal for developers, healthcare professionals, and anyone managing sensitive data, ensuring comprehensive protection across major AI platforms.