ContextBoard

Subprocessor list

Third parties that process Customer Content on our behalf.

Last updated: 2026-08-14

SubprocessorPurposeLocation
SupabaseDatabase (Postgres), authentication, and file storageUnited States / EU (per project region)
AnthropicLarge language model inference for extraction, summarization, and schema-guided generationUnited States
Hosting providerApplication hosting for the web app and background workersUnited States

Changes to this list

We review this list periodically. Customers with an executed Data Processing Agreement receive advance notice of new subprocessors as specified in that agreement.