Subprocessors
Version 2026-10-25 · [Hallkin legal entity name]
Draft under legal review. This text describes how Hallkin works today, but it isn't final. Before it is: Signed agreements with each subprocessor (docs/vendor-agreements.md).
The companies that process association data so Hallkin can run, and what each one does.
| Company | What it does for Hallkin | Where |
|---|---|---|
| Supabase | Database, sign-in and file storage | United States (AWS, region chosen by Hallkin) |
| Vercel | Hosting the application | United States |
| Anthropic | AI answers, application checks, request triage, letter drafts and scan transcription | United States |
| Voyage AI | Search: turning document passages and questions into search vectors, and ranking results | United States |
| Inngest | Running background jobs (receives record IDs only, no content) | United States |
| Resend | Sending approved emails | United States |
| PostHog | Error reports and anonymous usage analytics (hashed IDs, cleaned page routes) | United States |
Owner lists uploaded for import are read on Hallkin's own servers and never sent to an AI provider. Uploaded files are rebuilt on Hallkin's own servers; no outside scanning service sees them.