Providers & Subprocessors
Provider boundaries are explicit: media goes only to the systems needed for the feature you request.
EffectiveSeptember 27, 2026
1. Current provider list
| Provider | Purpose | Typical data | Role |
|---|---|---|---|
| Supabase | Authentication, database, private object storage | Account, project, media, consent, and usage records | Processor / service provider |
| Vercel | Website hosting, functions, network delivery, render sandboxes | Requests, logs, deployment data, project render inputs and outputs | Processor / service provider |
| OpenAI | Transcription, language assistance, storyboards, images, speech, and verification | Feature-specific text, audio, images, prompts, and account-scoped identifiers | AI processor / service provider |
| HeyGen | Permission-scoped visual presenter avatars and lip-synced presenter takes | Private presenter portrait derived from your reference video, selected narration audio, and provider identifiers | AI processor / service provider |
| Google (Gemini API) | Generated background video scenes | Scene prompts and generated video outputs | AI processor / service provider |
| Kling AI | Fallback generated video and presenter takes | Prompts, selected images, short-lived reference media, and narration | AI processor / service provider |
| ElevenLabs | Optional text-to-speech and consented voice cloning | Text, selected voice sample, narration request, and provider identifier | AI processor / service provider |
| Dodo Payments | Checkout, tax, payment, fraud, subscription, refund, and chargeback handling | Contact, billing, transaction, tax, device, and fraud data | Independent controller and merchant of record |
| Wikimedia Commons | Requested image discovery, source and license metadata, and image delivery | Image search terms and image requests; browser network information for previews | External public-content provider |
| NASA Image and Video Library | Publicly hosted editorial photographs | Image requests and ordinary browser network information | External public-content provider |
| Unsplash | Licensed marketing photography | Image requests and ordinary browser network information | External public-content provider |
2. Provider notices
Provider terms, locations, and downstream subprocessors can change. Their current notices control their independent practices.
3. Changes and objections
We will update this page when a material provider is added or its purpose changes. Where law or a contract requires advance notice or an objection process, contact hello@telloa.app. Some objections may make the affected feature unavailable.