Last updated: 14 June 2026
1. About cookies
Cookies are small files stored on your device. BrandBrain, operated by Lambda Labs Ltd (company number 08237675), uses a small number of cookies and similar technologies. This policy explains which cookies we use and how you can control them. For broader detail on how we handle your data, see our Privacy Policy.
2. Strictly necessary cookies
These cookies are required for the site to function and do not need your consent. They do not track you for advertising.
| Cookie | Purpose |
|---|---|
| NextAuth session cookie | Keeps you signed in. Set when you log in; required for the service to work. |
| bb_cookie_consent | Remembers your cookie choices so we do not ask you on every visit. |
| OAuth state cookie | A short-lived cookie used to secure the sign-in and platform-connect flow against cross-site request forgery. |
3. Analytics cookies
We use PostHog for product analytics. PostHog is hosted in the EU. These cookies are set only after you accept analytics cookies, and never before. If you reject them, no analytics cookies are placed.
| Cookie | Purpose |
|---|---|
| ph_* cookies (for example ph_<project>_posthog) | Set by PostHog to measure usage and distinguish visitors and sessions, so we can understand how the product is used and improve it. |
4. Changing your choice
You can change or withdraw your consent at any time using the "Cookie settings" control in the footer of any page, which reopens the cookie preferences panel. You can also clear or block cookies through your browser settings. Note that blocking strictly necessary cookies may stop the service from working correctly (for example, you may not be able to stay signed in).
5. Contact
Questions about our use of cookies can be sent to [email protected].