Alt text is a short written description of an image that describes the appearance, content and/or function of an image. Screen readers read the alt text aloud to website visitors, allowing them to ...

Alt tags (the alt attribute in image tags) provide text descriptions that screen readers and other assistive technologies read aloud to visually impaired users.

As mentioned above, some images convey lots of information, like charts, graphs, and diagrams. Those require extended descriptions, which, unlike alt text, can include markup.

Most sites I know do not fill in their image alt text for many images. I know a lot of SEOs work on this task but sometimes it is a lot of work. One SEO said his client wants to take a shortcut ...

Here’s how to use image-to-text and text-to-text AI to efficiently generate quality alt text at scale without excessive human effort.

Google's John Mueller said in the latest Search Off the Record podcast that you should leave decorative alt text on your images empty and blank. Oh, and John later said, the World Wide Web ...