This error occurs when our server is unable to process your request. It usually means the image you’re trying to analyze cannot be accessed or processed for some reason.
Importantly: you are not charged any credits when this error occurs.
Possible causes
- The image is hosted on a private network (e.g. behind a login or firewall).
- The image is not publicly accessible from the internet.
- The website uses bot protection that blocks external requests.
- The image is in an unsupported format.
- A temporary issue occurred between the extension and our API.
How to fix it
Follow these steps to get your API key and add it to the extension:
- Make sure the image is publicly accessible
Try opening the image URL in a private/incognito window or from a different network. If the image doesn’t load, our servers likely can’t access it either. - Check if the website uses bot protection
Some websites restrict external access to their content. This may include:
- Login or session-based content
- Captcha or anti-bot services
- Content delivery rules blocking unknown referrers - Try a different image or website
To isolate the issue, try generating alt text for an image on a different site (e.g. Unsplash). If it works there, the problem is likely specific to the original site or image. - Wait and try again later
Occasionally, temporary issues (like server overload or connection problems) can trigger this error. Retrying after a few minutes may help.
Additional resources
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