Sub-processors
Effective 3 June 2026 · Version 2026-06-03
To deliver eLanguage Center we rely on the trusted third parties below. Each processes personal data only on our instructions and under a data processing agreement with appropriate safeguards. Analytics and error monitoring run only where you have given consent.
| Sub-processor | What they do | Processing location |
|---|---|---|
| Vercel | Application hosting and delivery | United States / global edge |
| Neon (Postgres) | Primary database | Sydney, Australia |
| Clerk | Authentication and identity | United States |
| Stripe | Payments and billing | United States / global |
| Cloudflare R2 | Speaking recording storage | Global object storage |
| OpenAI | Speaking realtime conversation, transcription, some grading | United States |
| Anthropic | Writing and Speaking grading | United States |
| OpenRouter | Reading/Listening/Writing test generation | United States |
| ElevenLabs | Listening audio (text-to-speech) | United States |
| Resend | Transactional and (opt-in) marketing email | United States |
| Sentry | Error monitoring (consent-gated) | United States |
| PostHog | Product analytics (consent-gated) | European Union / United States |
Changes and notice
When we add or replace a sub-processor we update this page and bump its version. Organisation customers receive advance notice as set out in our Data Processing Addendum and may object on reasonable data-protection grounds.
Contact
For the safeguards covering any sub-processor, email privacy@elanguagecenter.com.
Questions about this policy? Email privacy@elanguagecenter.com.