Third parties that process personal data on our behalf.
Last updated September 1, 2026.
| Subprocessor | Purpose | Location |
|---|---|---|
| Vercel | Hosting, application delivery, and the gateway model requests travel through | United States |
| Supabase | Database, authentication, file storage, and account email | United States |
| OpenAI | Writing stories, text-to-speech, and speech-to-text | United States |
| Rime | Text-to-speech in English and Spanish | United States |
| Inworld | Text-to-speech in thirteen languages and the ones nothing else reads, and speech-to-text | United States |
| Microsoft | Text-to-speech in sixty languages (Azure Speech) | United States |
| Alibaba Cloud | Translation, clause alignment, explanations, and pronunciations (the Qwen models) | Singapore |
| Inngest | Background job orchestration | United States |
| Authentication, if you sign in with Google | United States |
We update this page when the list changes.