Cookie Policy
Last Updated: January 6, 2026
1. What Are Cookies?
Cookies are small text files that are placed on your computer or mobile device when you visit a website. They are widely used to make websites work more efficiently, provide information to website owners, and enable certain features.
Cookies may be "persistent" cookies or "session" cookies. Persistent cookies remain on your device after you close your browser, while session cookies are deleted when you close your browser.
2. How We Use Cookies
We use cookies and similar technologies on our website Open Hallucination Index for the following purposes:
- Essential functionality: To provide core features like secure login, session management, and access to protected areas
- Preferences: To remember your choices and settings
- Analytics: To understand how visitors use our website and improve our services
- Security: To protect against fraud and unauthorized access
3. Types of Cookies We Use
Strictly Necessary Cookies
These cookies are essential for the website to function properly and cannot be disabled.
| Cookie Name | Purpose | Duration |
|---|---|---|
| sb-*-auth-token | Supabase authentication session | Session |
| ohi_cookie_consent | Stores your cookie consent choice | 1 year |
| ohi_cookie_preferences | Stores your cookie preferences | 1 year |
Analytics Cookies
These cookies help us understand how visitors interact with our website. They are only set if you consent.
| Cookie Name | Purpose | Duration |
|---|---|---|
| va_* | Vercel Analytics - anonymous usage statistics | Session |
Functional Cookies
These cookies enable enhanced functionality and personalization. They are only set if you consent.
| Cookie Name | Purpose | Duration |
|---|---|---|
| ohi_preferences | Stores user interface preferences | 1 year |
4. Third-Party Cookies
We may use third-party services that set their own cookies. These include:
Vercel Analytics
We use Vercel Analytics to collect anonymous, aggregated data about how visitors use our website. Vercel Analytics is privacy-focused and does not collect personal data. It helps us understand page views, user flows, and website performance.
Privacy Policy: https://vercel.com/legal/privacy-policy
Supabase
We use Supabase for user authentication. Supabase sets cookies necessary for secure login and session management.
Privacy Policy: https://supabase.com/privacy
Stripe
We use Stripe for payment processing. When you make a purchase, Stripe may set cookies for fraud prevention and payment security. These cookies are set only during the checkout process on Stripe's domain.
Privacy Policy: https://stripe.com/privacy
5. Managing Cookies
You can manage your cookie preferences in several ways:
- Cookie Banner: When you first visit our website, you can choose which categories of cookies to accept using our cookie consent banner.
- Browser Settings: Most web browsers allow you to control cookies through their settings. You can set your browser to refuse cookies or delete specific cookies. However, if you block all cookies, some features of our website may not work properly.
Here's how to manage cookies in popular browsers:
6. Legal Basis for Processing
Under the General Data Protection Regulation (GDPR), we process cookies based on the following legal bases:
- Strictly necessary cookies: Art. 6(1)(f) GDPR (legitimate interest in providing a functional website)
- Analytics and functional cookies: Art. 6(1)(a) GDPR (your consent)
You may withdraw your consent at any time by clearing your cookies and revisiting our website, or by adjusting your browser settings.
7. Updates to This Policy
We may update this Cookie Policy from time to time. When we make significant changes, we will notify you by updating the "Last Updated" date at the top of this policy and, where appropriate, provide additional notice.
8. Contact Us
If you have any questions about our use of cookies, please contact us at:
shiftbloom studio.
Fabian Zimber
Up de Worth 6a
22927 Großhansdorf
Germany
Email: hi@shiftbloom.studio
9. Related Policies
For more information about how we handle your personal data, please refer to our:
This Cookie Policy complies with the EU General Data Protection Regulation (GDPR), the ePrivacy Directive, and the German Telemediengesetz (TMG) / Telekommunikation-Telemedien-Datenschutz-Gesetz (TTDSG).