Subprocessors
Last updated: June 1, 2026
GraniteAI, LLC uses the third-party subprocessors below to deliver Mica. This is the current list referenced in our Privacy Policy. We remain responsible for our subprocessors’ performance of the obligations we owe you, and we will update this page before adding a new subprocessor that materially changes how your data is processed.
| Subprocessor | Purpose | Data processed | Privacy |
|---|---|---|---|
| Clerk | Authentication, accounts, billing checkout | Name, email, sign-in metadata, subscription status | Policy |
| Stripe (via Clerk Billing) | Subscription payment processing | Payment card details (collected by Stripe), billing email | Policy |
| Publer | Publishing content to connected social accounts | Generated media + captions, target account IDs, scheduling metadata | Policy |
| OpenAI | AI content generation, vision, judge, and revision passes | Customer Inputs + intermediate prompts/completions (excluded from model training) | Policy |
| Neon | Database hosting | Structured data: tenants, posts, media metadata, telemetry | Policy |
| Vercel | Application hosting + media object storage | Dashboard app, uploaded/generated media blobs | Policy |
| Resend | Transactional + lifecycle email delivery | Recipient email address, message content | Policy |
| Meta (Facebook / Instagram) | Connected publishing platforms | Whatever the platform API requires to publish on your accounts | Policy |
Questions about our subprocessors? Email privacy@graniteai.co.