Subprocessors
Birch AI uses the following subprocessors to operate hosted Birch. Optional integrations only process data when you connect them.
Effective date: September 14, 2026
Related: Privacy, DPA, Security.
| Vendor | Purpose | Location |
|---|---|---|
| Cloudflare | Hosting, CDN, and edge compute for the hosted product | Global |
| Polar | Merchant of record for subscriptions and billing portal | United States / EEA (as operated by Polar) |
| OpenRouter | LLM routing for Foundation, drafts, and agent outputs | United States |
| DataForSEO | SEO, SERP, and related marketing research data | Ukraine / EU (as operated by DataForSEO) |
| Loops | Transactional email (verify, reset, invites, digests) | United States |
| PostHog | Product and marketing analytics | United States / EU (project region dependent) |
| Optional Search Console and Analytics OAuth (read-only) | United States | |
| GitHub | Optional GitHub App for draft pull requests | United States |
Notes
- Model providers reached through OpenRouter may process prompts and related content to return completions. Training practices depend on those providers' terms and OpenRouter routing.
- Google and GitHub appear only when you authorize the connection.
- We may update this list as vendors change. Material updates will change the effective date on this page.
Contact
Questions: support@birch.so.