Sub-processors
Last updated: June 2026
These are the third-party providers that process personal data on our behalf. Providers marked EU store and process data in the European Union; those marked US involve a transfer outside the EU/EEA under the safeguards described in our Privacy Policy.
| Provider | Purpose | Region |
|---|---|---|
| Supabase | Database, authentication, storage | EU |
| Vercel | Hosting and serverless compute | EU |
| PostHog | Product analytics (consent-based) | EU |
| Resend | Transactional and marketing email | EU |
| Stripe | Payment processing | US |
| Lulu | Print-on-demand fulfilment (shipping address) | US |
| OpenAI | AI text generation + voice transcription | US |
| Anthropic | AI text generation | US |
| AI text and image generation | US | |
| Groq | AI text generation | US |
| xAI | AI text generation | US |
| Replicate | AI image generation | US |
| Ideogram | AI image generation | US |
| OpenWeather | Weather data for writing features (coordinates) | US |
We update this list when we add or remove a sub-processor. Questions: contact details.