OpenAI
Foundation Models & Research15 vendorsUpdated Nov 10, 20261 added, 4 removedopenai.comSubprocessor list
OpenAI uses 15 subprocessors and infrastructure vendors, including AWS, Google Cloud and Cloudflare, based on its public subprocessor list. Last checked Nov 10, 2026.
AI Stack · 3
Infrastructure · 12
AI Stack
Infrastructure
Cloud & Networking
AWS1307 companies
API ChatGPT Enterprise ChatGPT Edu ChatGPT Business
595 companies
API ChatGPT Enterprise ChatGPT Edu ChatGPT Business
615 companies
API ChatGPT Enterprise ChatGPT Edu ChatGPT Business
1081 companies
API ChatGPT Enterprise ChatGPT Edu ChatGPT Business
64 companies
API ChatGPT Enterprise ChatGPT Edu ChatGPT Business
CRM & Support
Developer Platform
Model labs reached through vendors 4
OpenAI does not list these model providers. Vendors on its list name them on their own subprocessor lists.
- OpenAIthroughCloudflare,Salesforce,Fivetran,Pylon,CoreWeave
- AnthropicthroughCloudflare,Fivetran,Pylon,CoreWeave
- CoherethroughFivetran,CoreWeave
- SpaceXAIthroughCloudflare
Named on vendor websites 26
These vendors name OpenAI as a customer on their own website. They are not on OpenAI’s subprocessor list.
Changes
Mar 2, 2026 to Nov 10, 2026Source
Earlier lists
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