Alt text is added to an image or site's metadata, and generally is only readable to screen readers or other assistive technology, not users directly.

How to write good alt text The alt text within the image component should typically: Be accurate and equivalent in presenting the same content and function of the image. Be succinct. This means the ...

Although there is guidance to writing good alt text, there is no single, perfect way to write alt text, as it is highly dependent on the context in which an image is being used and can be subjective ...

Google's John Mueller explains how alt text decisions should be made, explaining it's not primarily about SEO ...