Privacy Policy

Last Updated: January 9, 2026

Summary

No personal data collection
All data stored locally on your device
Only Gemini API communication (for prompt analysis)
No tracking or analytics
No third-party data sharing

1. Overview

Prompt Sensei is a Chrome extension that helps users write better AI prompts by providing real-time analysis and improvement suggestions. This privacy policy explains how we handle your data.

2. Data Collection

What We Collect

Nothing - We do not collect any personal information or usage data.

What We Store Locally

The following data is stored only on your device using Chrome's storage API:

This data never leaves your device except when sent to the Gemini API for analysis.

3. Data Transmission

Gemini API

When you click the review button, your prompt is sent to Google's Gemini API (generativelanguage.googleapis.com) for analysis. This is the only external data transmission.

No Other Transmissions

4. Data Storage

All data is stored locally on your device:

You can clear all data by:

5. Permissions

This extension requires the following permissions:

Permission Purpose
activeTab Access the current tab to read/write prompts
storage Save settings and history locally
Host access to AI sites Inject the review button UI
Host access to Gemini API Send prompts for analysis

6. Third-Party Services

Google Gemini API

7. Children's Privacy

This extension is not intended for children under 13 years of age. We do not knowingly collect personal information from children.

8. Changes to This Policy

We may update this privacy policy from time to time. Any changes will be reflected in the "Last Updated" date above.

9. Contact

For privacy concerns or questions, please open an issue on our GitHub repository.