// sub-processors
Sub-processors.
The third parties that process data on our behalf, by role and location. We give notice before a material change takes effect.
The third parties that process data on our behalf, by role and location. We give notice before a material change takes effect.
// 01
| Sub-processor | Purpose | Location |
|---|---|---|
| Stripe | Payment processing (billing address and card metadata; the full card number never reaches our servers) | United States |
| Postmark | Transactional email (account, billing, security) | United States |
| Tier-III colocation | Physical hosting of shared services; SOC 2 Type II for the physical environment | United States |
| Default inference and extraction endpoint | Chat, naming, memory and intelligence extraction, and humanize | Operated by us unless you configure your own |
| Default embeddings endpoint | Search and de-duplication | Operated by us unless you configure your own |
| Web search backend | Research tools | The configured search backend |
| Model providers (optional) | Process the requests you send when you bring your own keys (OpenAI, Anthropic, and others) | Per that vendor |
// 02
We update this list when it changes and announce material additions in-app and to the email on file before they take effect. To subscribe to change notices, email contact@xerotier.ai with the subject SUBSCRIBE; if you have a Data Processing Agreement, you may object to a new sub-processor as set out there.