1  # Privacy Policy for Nanobrowser
 2  
 3  ## Introduction
 4  
 5  [Nanobrowser](https://github.com/nanobrowser/nanobrowser) is an open-source AI web automation Chrome extension. This Privacy Policy explains how we handle your data and protect your privacy.
 6  
 7  ## Open Source
 8  
 9  Nanobrowser is licensed under Apache License 2.0. All source code is publicly available in our [GitHub repository](https://github.com/nanobrowser/nanobrowser), ensuring complete transparency.
10  
11  ## Data Collection and Processing
12  
13  ### Local Processing
14  - Nanobrowser operates entirely within your browser
15  - Login credentials and cookies never leave your browser
16  - All user data is processed locally by default
17  
18  ### Anonymous Analytics (Optional)
19  **Analytics is enabled by default but can be disabled anytime** in extension settings.
20  
21  **We collect only:**
22  - Task metrics (execution times, error categories)
23  - Domain names visited (e.g., "amazon.com" - not full URLs)
24  - Anonymous usage statistics
25  - Anonymous user identifier (randomly generated)
26  
27  **We never collect:**
28  - Personal information, credentials, or authentication data
29  - Full URLs, page content, screenshots, or task instructions
30  - Any personally identifiable information
31  
32  Analytics data is processed by PostHog and used solely to improve the extension. Data is anonymized and never sold or shared with advertisers.
33  
34  ### LLM Provider Interactions
35  When using AI features, web page data (screenshots and HTML) is sent directly to your chosen LLM provider. This is necessary for AI functionality. Your data privacy is subject to your LLM provider's policies.
36  
37  ## API Keys
38  - You provide your own API keys for LLM providers
39  - Keys are stored locally in your browser only
40  - You manage key security per provider terms
41  
42  ## User Control
43  - Clear conversation history and settings anytime
44  - **Enable/disable analytics** through extension options
45  - Uninstall extension to remove all local data
46  
47  ## Changes to This Privacy Policy
48  We may update this policy periodically. Please review it regularly for changes.
49  
50  ## Contact
51  Questions or concerns? Contact us at cws@felight.xyz
52  
53  Last Updated: August 30, 2025