Mattermost
Mattermost uses 13 subprocessors and infrastructure vendors, including AWS, Google Cloud and OpenAI, based on its public subprocessor list. Last checked Nov 13, 2026.
AI Stack · 2
Infrastructure · 11
AI Stack
Infrastructure
Cloud & Networking
Auth & Identity
CRM & Support
Communications
Productivity & Collaboration
Model labs reached through vendors 2
Mattermost does not list these model providers. Vendors on its list name them on their own subprocessor lists.
- SpaceXAIthroughCloudflare,Box
- MistralthroughZendesk
Changes
Checked Nov 13, 2026Source
This is the first saved copy of Mattermost’s subprocessor list. Added and removed vendors will show here after the next check.
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