Cookie Policy
Last Updated: February 4, 2026
What are Cookies? Cookies are small text files stored on your device when you visit CreonOS. They help us provide a better experience by remembering your preferences and analyzing usage patterns.
1. Types of Cookies We Use
🔒 Essential Cookies (Always Active)
Purpose: Required for CreonOS to function. Cannot be disabled.
| Cookie Name |
Purpose |
Duration |
| session_id |
Maintains your login session |
30 days |
| csrf_token |
Prevents cross-site request forgery attacks |
Session |
| user_auth |
Authenticates your account access |
30 days |
| workspace_state |
Preserves your IDE state and open files |
7 days |
⚙️ Functional Cookies (Preference)
Purpose: Remember your choices and provide enhanced features.
| Cookie Name |
Purpose |
Duration |
| theme_preference |
Remembers dark/light mode selection |
1 year |
| editor_settings |
Stores Monaco editor preferences (font size, key bindings) |
1 year |
| language_pref |
Remembers your UI language |
1 year |
| sidebar_state |
Preserves sidebar collapsed/expanded state |
30 days |
| ai_model_preference |
Remembers your preferred AI provider (Claude, GPT-4, etc.) |
90 days |
📊 Analytics Cookies (Optional)
Purpose: Help us understand how users interact with CreonOS.
| Cookie Name |
Purpose |
Duration |
| _ga |
Google Analytics: distinguishes users |
2 years |
| _gid |
Google Analytics: distinguishes users |
24 hours |
| usage_metrics |
Tracks feature usage (anonymized) |
30 days |
| performance_data |
Measures page load times and performance |
7 days |
🎯 Performance Cookies (Optional)
Purpose: Optimize CreonOS speed and reliability.
| Cookie Name |
Purpose |
Duration |
| cdn_cache |
Optimizes static asset delivery |
30 days |
| region_pref |
Routes you to nearest server for low latency |
90 days |
| bandwidth_test |
Measures connection speed to optimize uploads |
Session |
2. Third-Party Cookies
2.1 Stripe (Payment Processing)
When you subscribe to a paid plan, Stripe sets cookies to:
- Securely process payments
- Prevent fraud
- Comply with PCI-DSS regulations
See Stripe's Privacy Policy for details.
2.2 Google Analytics (Optional)
We use Google Analytics to understand usage patterns. This helps us:
- Identify popular features
- Discover bugs and issues
- Improve user experience
You can opt out: Install the Google Analytics Opt-out Browser Add-on.
2.3 AI Provider Cookies
When using CreonOS's AI features, third-party AI providers may set cookies:
- Anthropic (Claude): API authentication and rate limiting
- OpenAI (GPT-4): API authentication and usage tracking
- Google (Gemini): API authentication
3. How to Manage Cookies
3.1 Browser Settings
Most browsers allow you to control cookies through settings:
- Chrome: Settings → Privacy and security → Cookies
- Firefox: Settings → Privacy & Security → Cookies
- Safari: Preferences → Privacy → Cookies
- Edge: Settings → Privacy → Cookies
3.2 CreonOS Cookie Preferences
You can manage non-essential cookies in your Account Settings:
- Analytics cookies: Enable/Disable
- Performance cookies: Enable/Disable
- Third-party cookies: Customize per provider
Note: Disabling essential cookies will prevent CreonOS from functioning properly.
3.3 Clear Existing Cookies
To delete CreonOS cookies:
- Open browser developer tools (F12)
- Go to "Application" or "Storage" tab
- Select "Cookies" → "https://creonai-backend-production-0dbc.up.railway.app"
- Delete individual cookies or clear all
4. Do Not Track (DNT)
CreonOS respects "Do Not Track" browser signals. When DNT is enabled:
- We disable analytics cookies automatically
- We don't track your usage patterns
- Essential cookies remain active (required for login)
5. Mobile Apps and Local Storage
In addition to cookies, CreonOS may use:
- Local Storage: Stores workspace data locally for offline access
- Session Storage: Temporary data that clears when you close the browser
- IndexedDB: Caches large files and project data for faster loading
You can clear these through browser settings or DevTools.
6. Cookie Lifespan
| Duration Type |
Description |
Examples |
| Session |
Deleted when you close the browser |
CSRF tokens, temporary auth |
| Persistent |
Remain until expiration date or manual deletion |
Login sessions, preferences |
| Long-term |
Last 1-2 years for convenience features |
Theme, editor settings |
7. GDPR Compliance
Under UK GDPR and EU GDPR, you have rights regarding cookies:
- Consent: We ask for permission before setting non-essential cookies
- Transparency: This policy discloses all cookies we use
- Control: You can enable/disable optional cookies anytime
- Access: You can view all cookies set by CreonOS in your browser
8. Updates to This Policy
We may update this Cookie Policy when we:
- Add new features requiring cookies
- Change third-party integrations
- Comply with new regulations
Check the "Last Updated" date above. Continued use after changes constitutes acceptance.
9. Contact Us
Questions about our use of cookies?
Cookie Summary: We use essential cookies to keep you logged in, functional cookies to remember your preferences, and optional analytics cookies to improve CreonOS. You control non-essential cookies in settings.