# Docmost Docmost declares [4 subprocessors](https://thirdpartyindex.com/vendors/docmost#subprocessors) in [its subprocessor list](https://trust.docmost.com/#subprocessors), which we last checked on 2026-10-26 ([evidence](https://thirdpartyindex.com/evidence/96967)). They include [OpenAI](https://thirdpartyindex.com/vendors/openai), [Cloudflare](https://thirdpartyindex.com/vendors/cloudflare) and [posthog](https://thirdpartyindex.com/vendors/posthog). No published changes since we first read it on 2026-10-14. Docmost (docmost.com): subprocessors, data processing agreement, security documents and changes, as monitored by Third Party Index. - Page: https://thirdpartyindex.com/vendors/docmost - Documents last verified: 2026-10-26 - Transparency rating: 69/100 (how much it publishes, not how secure it is): Subprocessor list 30/30; Processing locations 0/8 (partial); Purposes 0/7 (partial); Data processing addendum 12/12; Trust center 8/8; Privacy policy 6/6; security.txt 0/6 (not found); Security page 0/5 (not found); Status page 5/5; Vulnerability disclosure 0/5 (not found); Pages still reachable 8/8 - Supply chain: relies on 4 tracked vendors directly, 43 within two hops, 241 within three; 0 tracked vendors rely on it directly, 0 within two hops, 0 within three - Cite as: Docmost, Third Party Index, https://thirdpartyindex.com/vendors/docmost (data CC BY 4.0) ## Documents | Document | URL | Last verified | Last changed | |---|---|---|---| | Trust center | https://trust.docmost.com/ | 2026-10-26 | 2026-10-12 | | Subprocessor list | https://trust.docmost.com/#subprocessors | 2026-10-26 | 2026-10-14 | | Data processing addendum | https://docmost.com/dpa | 2026-10-26 | 2026-10-12 | | Privacy policy | https://docmost.com/privacy | 2026-10-26 | 2026-10-12 | | Terms | https://docmost.com/terms | 2026-10-26 | 2026-10-12 | | Status page | https://status.docmost.com/ | 2026-10-26 | 2026-10-12 | ## Subprocessors (4) As its own list states them. | Subprocessor | Purpose | Location | Listed since | |---|---|---|---| | [Backblaze](https://thirdpartyindex.com/vendors/backblaze.md) | — | — | 2026-10-14 | | [Cloudflare](https://thirdpartyindex.com/vendors/cloudflare.md) | — | — | 2026-10-14 | | [OpenAI](https://thirdpartyindex.com/vendors/openai.md) (AI model provider: OpenAI) | — | — | 2026-10-14 | | [PostHog](https://thirdpartyindex.com/vendors/posthog.md) | — | — | 2026-10-14 | Read from ([evidence](https://thirdpartyindex.com/evidence/96967)). CSV: https://thirdpartyindex.com/vendors/docmost/subprocessors.csv AI model providers (or a cloud provider's AI model service) among these entries: 1. All vendors that list one: https://thirdpartyindex.com/ai ## Web Technologies Docmost's homepage made 64 requests to 7 domains, and 4 services controlled by another company. Loaded on 2026-10-14 by a browser that accepted nothing; other visits may load more or less. What a page loads is not a list of who receives customer data. 4 third parties by category: Advertising 1 (Google Cloud); Analytics 1 (Cloudflare); Development 1 (reviewed: GitHub); Widgets 1 (github:buttons (open-source project)). Each company that appears controlled by another organization is counted once, under the main category of the technologies detected from it on this homepage or, when none was, the category recorded from the company's own page (marked reviewed) or else the one it is usually detected as on other published homepages (marked as such); unclassified: none of these. ### Third parties (4) - Google Cloud: 6 requests to google.com, doubleclick.net, googletagmanager.com; DoubleClick Floodlight, Google Analytics, Google Tag Manager - Cloudflare: 1 request to cloudflareinsights.com; Cloudflare Browser Insights (its subprocessor list names it too) - GitHub: 1 request to github.com - github:buttons (open-source project): 1 request to buttons.github.io; GitHub Buttons ### First party (1) - Docmost: 55 requests to docmost.com; Cloudflare, HSTS, HTTP/3, Mantine, Next.js 15.5.23, Next.js App Router, Open Graph, Plausible, Priority Hints, React, TypeScript, Webpack 2 tracked companies loaded by the homepage are not in Docmost's subprocessor list. A website can use a service without it processing customer data. ## Subprocessor of (0) No tracked vendor lists it. ## Service status Incidents it reported on its own status page. - Last 90 days: 0 reported incidents (0 major or critical, 0 minor, 0 with no impact stated) - Status page last read: 2026-10-26 - No incidents reported in the last 12 months - Latest incident reported: 2025-09-05: Collab is down (no impact stated) ## Incidents reported by Docmost's subprocessors Incidents reported in the last 30 days on their own status pages by 1 vendor Docmost lists as a subprocessor. A subprocessor list names a company, not the service an incident touched. - 2026-10-26: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Ads POST /ads/\* endpoints elevated error rates (minor) - 2026-10-23: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Degraded experience with ChatGPT app connections using CIMD (minor) - 2026-10-23: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Help Center Chat Support Degraded (no impact stated) - 2026-10-23: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Delays in customer support responses (no impact stated) - 2026-10-22: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported New Ad Accounts failing to provision admins (minor) - 2026-10-22: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Degraded Performance of Dots on Enterprise (minor) - 2026-10-22: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Elevated ChatGPT conversation and Responses API errors (minor) - 2026-10-21: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Authentication errors for some users (major) - 2026-10-21: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Elevated error rates for gpt-5.6-luna API requests (minor) - 2026-10-21: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Elevated FedRAMP API error rates for Astra and Sol (minor) - 2026-10-21: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Degraded performance in ChatGPT, Codex, and APIs (minor) - 2026-10-19: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported File Download errors (minor) - 2026-10-15: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Widespread feature degradation (major) - 2026-10-14: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Delayed Costs data in the Compliance API (minor) - 2026-10-14: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Limited availability on gpt-image-2.5-flare and gpt-image-2.5-sunburst (minor) - 2026-10-14: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Degraded performance in Codex and ChatGPT Work (minor) - 2026-10-13: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Degraded performance in GPT-6.1 Sol Codex and Work mode (minor) - 2026-10-09: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Workspace admins may be unable to manage plugins (major) - 2026-10-09: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Some ChatGPT content may be unavailable on Android (major) - 2026-10-09: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Delayed Costs data in the Compliance API (minor) - 2026-10-08: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Some APAC users are seeing errors in ChatGPT Work, conversations, and GPTs. (minor) - 2026-10-07: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Elevated errors with GPT-5.6 Instant in FedRAMP workspaces (minor) - 2026-10-07: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Degraded performance in Codex and Work mode: Dot turn failures, delayed responses, and reduced proactivity (minor) - 2026-10-07: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Dot in Codex may fail to create new threads (minor) - 2026-10-07: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Unable to create new ChatGPT Work threads in latest version of desktop app (major) - 2026-10-07: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Workspace Agents Degraded and Responses Impacted (minor) - 2026-10-06: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Computer Use Is Experiencing Issues (minor) - 2026-10-06: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Errors processing large PDFs in the Responses API (minor) - 2026-10-06: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Elevated error rates in ChatGPT Go conversations (minor) - 2026-10-06: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Elevated errors affecting multiple products including ChatGPT (conversations), Image generations, Spaces and Pages, API rehydration, and Dots. (minor) - 2026-10-06: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Elevated errors in API Platform login and administration APIs. (minor) - 2026-10-05: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Elevated error rates in Codex Cloud (no impact stated) - 2026-10-05: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Elevated errors in ChatGPT conversations (minor) - 2026-10-05: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Admin Console Intermittently Inaccessible (no impact stated) - 2026-10-05: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Issues saving and editing Pages (minor) - 2026-10-05: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Elevated Work Mode errors (minor) - 2026-10-02: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Issues with data analysis and file creation in ChatGPT (minor) - 2026-10-01: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Issues with login, signup, and ads (major) - 2026-09-30: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Elevated latency for some API requests (minor) - 2026-09-30: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Elevated error rates for ChatGPT Pro and Plus users (minor) - 2026-09-30: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Elevated errors in ChatGPT Space Pages (minor) - 2026-09-29: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Elevated errors across ChatGPT, Codex, and the API including the Agents API (minor) - 2026-09-29: [OpenAI](https://thirdpartyindex.com/vendors/openai#status), which Docmost lists as a subprocessor, reported Support available via email (no impact stated) The subprocessor list as we read it on any date: https://thirdpartyindex.com/labs/time-machine/docmost --- Third Party Index (https://thirdpartyindex.com) monitors vendors' public security and privacy documents and keeps each version as evidence. Data CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/); vendors' own documents are theirs. API: https://thirdpartyindex.com/api