OpenAI: SLA evidence report

We hold no probe record for OpenAI: we read its status page, so the only incident record here is what OpenAI declared there. Nothing below is a measurement of ours, and the absence of one is not a record of no downtime.

Incidents OpenAI declared

39

On its own status page, in this window.

Window

2026-09-22 to 2026-10-22

UTC, 30 days.

• Sep 23, 2026, 9:13 AM UTC to Sep 23, 2026, 9:54 AM UTC

  Elevated Error Rates for ChatGPT across Plus and Pro plans., impact minor

• Sep 23, 2026, 11:25 PM UTC to Sep 23, 2026, 11:49 PM UTC

  Mobile users unable to see Work Mode and the Model Picker, impact minor

• Sep 25, 2026, 10:58 PM UTC to Sep 25, 2026, 11:54 PM UTC

  Issues with Codex , impact critical

• Sep 29, 2026, 5:52 PM UTC to Sep 29, 2026, 11:14 PM UTC

  Elevated errors across ChatGPT, Codex, and the API including the Agents API, impact minor

• Sep 30, 2026, 2:20 AM UTC to Oct 1, 2026, 11:44 PM UTC

  Elevated errors in ChatGPT Space Pages, impact minor

• Sep 30, 2026, 5:47 AM UTC to Sep 30, 2026, 1:23 PM UTC

  Elevated error rates for ChatGPT Pro and Plus users, impact minor

• Sep 30, 2026, 5:05 PM UTC to Sep 30, 2026, 8:35 PM UTC

  Elevated latency for some API requests, impact minor

• Oct 1, 2026, 6:46 PM UTC to Oct 1, 2026, 7:39 PM UTC

  Issues with login, signup, and ads, impact major

• Oct 2, 2026, 4:03 PM UTC to Oct 2, 2026, 4:51 PM UTC

  Issues with data analysis and file creation in ChatGPT, impact minor

• Oct 5, 2026, 7:03 AM UTC to Oct 6, 2026, 2:10 AM UTC

  Elevated Work Mode errors, impact minor

• Oct 5, 2026, 12:44 PM UTC to Oct 5, 2026, 1:04 PM UTC

  Issues saving and editing Pages, impact minor

• Oct 5, 2026, 4:58 PM UTC to Oct 6, 2026, 12:01 AM UTC

  Elevated errors in ChatGPT conversations, impact minor

• Oct 6, 2026, 12:40 AM UTC to Oct 6, 2026, 1:35 AM UTC

  Elevated errors in API Platform login and administration APIs., impact minor

• Oct 6, 2026, 2:41 AM UTC to Oct 6, 2026, 3:17 AM UTC

  Elevated errors affecting multiple products including ChatGPT (conversations), Image generations, Spaces and Pages, API rehydration, and Dots., impact minor

• Oct 6, 2026, 1:35 PM UTC to Oct 6, 2026, 2:40 PM UTC

  Elevated error rates in ChatGPT Go conversations, impact minor

• Oct 6, 2026, 3:45 PM UTC to Oct 6, 2026, 5:50 PM UTC

  Errors processing large PDFs in the Responses API, impact minor

• Oct 6, 2026, 5:15 PM UTC to Oct 6, 2026, 8:00 PM UTC

  Computer Use Is Experiencing Issues, impact minor

• Oct 7, 2026, 1:12 AM UTC to Oct 7, 2026, 3:00 AM UTC

  Workspace Agents Degraded and Responses Impacted, impact minor

• Oct 7, 2026, 5:31 AM UTC to Oct 7, 2026, 11:53 AM UTC

  Unable to create new ChatGPT Work threads in latest version of desktop app, impact major

• Oct 7, 2026, 4:31 PM UTC to Oct 7, 2026, 6:06 PM UTC

  Dot in Codex may fail to create new threads, impact minor

• Oct 7, 2026, 5:21 PM UTC to Oct 7, 2026, 6:23 PM UTC

  Degraded performance in Codex and Work mode: Dot turn failures, delayed responses, and reduced proactivity, impact minor

• Oct 7, 2026, 11:42 PM UTC to Oct 8, 2026, 12:03 AM UTC

  Elevated errors with GPT-5.6 Instant in FedRAMP workspaces, impact minor

• Oct 8, 2026, 3:17 AM UTC to Oct 8, 2026, 4:51 AM UTC

  Some APAC users are seeing errors in ChatGPT Work, conversations, and GPTs., impact minor

• Oct 9, 2026, 5:23 PM UTC to Oct 12, 2026, 4:02 PM UTC

  Delayed Costs data in the Compliance API, impact minor

• Oct 9, 2026, 9:00 PM UTC to Oct 10, 2026, 12:26 AM UTC

  Some ChatGPT content may be unavailable on Android, impact major

• Oct 9, 2026, 9:48 PM UTC to Oct 9, 2026, 11:26 PM UTC

  Workspace admins may be unable to manage plugins, impact major

• Oct 13, 2026, 8:10 AM UTC to Oct 13, 2026, 4:36 PM UTC

  Degraded performance in GPT-6.1 Sol Codex and Work mode, impact minor

• Oct 14, 2026, 7:05 AM UTC to Oct 14, 2026, 9:53 AM UTC

  Degraded performance in Codex and ChatGPT Work, impact minor

• Oct 14, 2026, 10:18 AM UTC to Oct 14, 2026, 10:58 AM UTC

  Limited availability on gpt-image-2.5-flare and gpt-image-2.5-sunburst, impact minor

• Oct 14, 2026, 5:00 PM UTC to Oct 16, 2026, 10:44 AM UTC

  Delayed Costs data in the Compliance API, impact minor

• Oct 15, 2026, 4:29 PM UTC to Oct 15, 2026, 6:56 PM UTC

  Widespread feature degradation, impact major

• Oct 19, 2026, 1:31 PM UTC to Oct 19, 2026, 2:14 PM UTC

  File Download errors, impact minor

• Oct 20, 2026, 4:35 PM UTC to Oct 20, 2026, 5:35 PM UTC

  Authentication errors for some users, impact major

• Oct 21, 2026, 2:26 AM UTC to Oct 21, 2026, 3:28 AM UTC

  Degraded performance in ChatGPT, Codex, and APIs, impact minor

• Oct 21, 2026, 2:17 PM UTC to Oct 21, 2026, 7:34 PM UTC

  Elevated FedRAMP API error rates for Astra and Sol, impact minor

• Oct 21, 2026, 3:34 PM UTC to Oct 21, 2026, 4:44 PM UTC

  Elevated error rates for gpt-5.6-luna API requests, impact minor

• Oct 22, 2026, 2:18 AM UTC to Oct 22, 2026, 8:50 AM UTC

  Elevated ChatGPT conversation and Responses API errors, impact minor

• Oct 22, 2026, 6:51 PM UTC to still listed as live

  Degraded Performance of Dots on Enterprise, impact minor

• Oct 22, 2026, 7:36 PM UTC to still listed as live

  New Ad Accounts failing to provision admins, impact minor