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OpenAI down: ChatGPT and Codex not working as users report 'Unexpected status 401' error amid outage

OpenAI appears to be experiencing an outage, with users reporting that ChatGPT and Codex are not working properly and displaying "Unexpected status 401" error.

Updated on: Sep 26, 2026, 07:29:30 IST
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Update: OpenAI services ChatGPT and Codex appear to be working normally again after a brief outage on Friday evening. During the disruption, users reported receiving an “Unexpected status 401: Incorrect API key” error. OpenAI has not disclosed the cause of the outage.

OpenAI services facing issues. (Representational Photo/REUTERS)
OpenAI services facing issues. (Representational Photo/REUTERS)

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Initial report: OpenAI appears to be experiencing an outage, with users reporting that ChatGPT and Codex are not working properly and displaying an “Unexpected status 401” error.

Downdetector reports

According to outage-tracking website Downdetector, reports began coming in around 6:55 p.m. EDT on Friday. Users reported issues with both ChatGPT and Codex, with many saying they received an “Unexpected status 401: Incorrect API key” error.

One user reported, "It looks like ChatGPT and Codex are down. I saw a lot of people experiencing this. I'm getting an API error."

A third user reported, "Mines been working slower and slower today then all of a sudden stopped."

Another added, "Same problem 401 unauthorized: incorrect API key provided here as well for codex even relogin getting same error."

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Social media reports

Several users also took to social media to report problems accessing ChatGPT and Codex.

One user wrote, "I'm having the same issue; I just checked X to see if it was just me or if ChatGPT was down. There are other people getting that error (API key or something). It seems the problem isn't just with Astra; I'm getting the same error too... I'm using it in the browser."

Another added, "ChatGpt is down. I am getting an error saying incorrect API key provided. I have never had this error before it literally just happened a few minutes ago. I’ve updated it. I’ve reset it. This is definitely something wrong on their end."

Also Read: AI and cybersecurity weekly: Gemini hacks into three companies, OpenAI agent hacks into Australian govt website, more

OpenAI status

OpenAI's status page acknowledged the Codex error, stating, "We have identified that users are experiencing elevated errors for the impacted services. We are working on implementing a mitigation."

 
ABOUT THE AUTHOR
Vaishnavi Vaidyanathan

Vaishnavi Vaidyanathan leads the US Desk at Hindustan Times, where she writes, strategises coverage, and ensures quality across all beats. With eight years of experience covering US news for leading publications, she has reported extensively on politics, entertainment, and sports. Vaishnavi holds a graduate degree in English, Journalism, and Psychology, and completed her PG Diploma in Broadcast Journalism from the Manorama School of Communication, where she was awarded the prestigious Mammen Mappillai Award for Best Outgoing Student. She began her career at the International Business Times (US Edition), covering US breaking news, politics, and entertainment. She later joined Opoyi, reporting across all beats, including US sports and trending stories. Prior to Hindustan Times, she served as World Lead at Times Now News, covering comprehensive world news and events. Vaishnavi has expertise in politics, entertainment, and breaking news, and enjoys tackling stories across a wide range of topics. Beyond the newsroom, she is an avid traveller, a foodie who loves exploring new restaurants, and a pop culture enthusiast who enjoys watching latest shows and films. She also enjoys engaging in debates and discussions on Reddit.

Stay updated with US News covering politics, crime, weather, local events, and sports highlights. Get the latest on Donald Trump and American politics along with Horoscope 2026.
Stay updated with US News covering politics, crime, weather, local events, and sports highlights. Get the latest on Donald Trump and American politics along with Horoscope 2026.
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