Write alt text
for any image.

Upload an image (JPEG, PNG or WebP, up to 4 MB), paste an image URL, or describe the image in words. AI looks at the image, or reads your description, and writes 3-5 alt text options of 5 to 125 characters. Copy the one you like or download them.

Yes. Run it without an account: 2 free uses per tool each year. Sign in for more.

Google uses alt text, along with other signals, to understand what an image shows. Well-written alt text helps your images appear in Google Images and reinforces your page's topical relevance.

Yes, alt tags are essential for web accessibility. They allow screen readers to describe images to users with visual impairments. Accessibility guidelines like WCAG require text alternatives for meaningful images. This tool writes alt text. It doesn't check your site for WCAG compliance.

Keep it concise yet descriptive: long enough to be meaningful but short enough to be easily digestible by screen readers. Our generator writes options between 5 and 125 characters.

Yes, include relevant keywords naturally when they accurately describe the image. The generator describes what's in the image and doesn't take a keyword, so add one yourself if it fits. Avoid keyword stuffing: the alt text should read naturally and accurately represent what's in the image.

For purely decorative images that don't convey meaningful information, use an empty alt attribute: alt="". This tells screen readers to skip the image, preventing unnecessary interruptions. Decorative images include background patterns, spacers, and purely aesthetic elements.