Browser Extension
AI Alt Text for Any Image,
Right in Your Browser.
Right-click any image on any website — Chrome or Firefox — and get SEO-optimized, WCAG-compliant alt text in seconds. No switching tabs, no copy-paste, no friction.
See It In Action
Watch the Extension Work
From install to generating alt text on any image — under 2 minutes.
Features
Everything You Need for In-Browser Alt Text
Built for content creators, SEO professionals, and developers who work across multiple platforms.
Right-Click on Any Image
Generate alt text for any image while you browse. Right-click any image on any website and select "Generate Alt Text with Alt Magic" — that's it.
Works on Every Website
Squarespace, Shopify admin, WordPress media library, social media platforms — if you can see the image in your browser, the extension can generate alt text for it.
Instant Generation
No copy-paste, no switching tabs, no uploading. Alt text appears in seconds directly in the extension popup, ready to copy.
150+ Languages
The same multilingual engine that powers the full Alt Magic platform. Generate alt text in English, Spanish, French, German, Japanese, Arabic, and 140+ more.
SEO Keyword Injection
Optionally set target keywords in the extension settings. The AI naturally weaves them into every generated alt text — no stuffing, no manual editing.
Chrome & Firefox
Available on both major browsers. Install once from the Chrome Web Store or Firefox Add-ons and use it across every tab.
One-Click Copy
Generated alt text appears in the popup. One click copies it to your clipboard — paste it anywhere, instantly.
Same Credits, Same Account
The extension uses your existing Alt Magic account and credits. One plan, every platform — WordPress plugin, Shopify app, API, and browser extension.
WCAG-Compliant Output
Every alt text the extension generates meets WCAG 2.1 Level AA requirements. Accessibility-first for every image on every site.
Comparison
How Alt Magic compares to AltText.ai and ChatGPT.
A quick overview of how each option performs on the things that matter when you're generating SEO-friendly alt text at scale.
AltText.ai
Pricing Value
⭐ Higher cost per credit
WordPress Integration
✅ Standard plugin
Credit System
Double credits for some formats
Quality
⭐⭐⭐⭐ Equal AI quality
Customer Support
Standard support
Languages Supported
130+ languages
Bulk Processing
✅ Automated bulk
SEO Optimization
✅ Keyword-rich
Workflow Integration
✅ Seamless CMS
Smart Image Renaming
❌ Not available
ChatGPT
Pricing Value
$20/month for limited messages
WordPress Integration
❌ No integration
Credit System
No credit system
Quality
Good but inconsistent
Customer Support
Community forums only
Languages Supported
100+ languages
Bulk Processing
❌ Manual one-by-one
SEO Optimization
Requires manual prompting
Workflow Integration
❌ Breaks workflow
Smart Image Renaming
❌ Not available
Alt Magic
Best value⭐⭐⭐⭐⭐ 3.75x more credits
Pricing Value
✅ Deep WordPress focus
WordPress Integration
All formats = 1 credit
Credit System
⭐⭐⭐⭐ Equal AI quality
Quality
On-call + FB community
Customer Support
150+ languages
Languages Supported
✅ Automated bulk
Bulk Processing
✅ Keyword-rich
SEO Optimization
✅ Seamless CMS
Workflow Integration
✅ Automatic SEO-friendly renaming
Smart Image Renaming
Pricing Value
AltText.ai
⭐ Higher cost per credit
ChatGPT
$20/month for limited messages
Alt Magic
⭐⭐⭐⭐⭐ 3.75x more credits
WordPress Integration
AltText.ai
✅ Standard plugin
ChatGPT
❌ No integration
Alt Magic
✅ Deep WordPress focus
Credit System
AltText.ai
Double credits for some formats
ChatGPT
No credit system
Alt Magic
All formats = 1 credit
Quality
AltText.ai
⭐⭐⭐⭐ Equal AI quality
ChatGPT
Good but inconsistent
Alt Magic
⭐⭐⭐⭐ Equal AI quality
Customer Support
AltText.ai
Standard support
ChatGPT
Community forums only
Alt Magic
On-call + FB community
Languages Supported
AltText.ai
130+ languages
ChatGPT
100+ languages
Alt Magic
150+ languages
Bulk Processing
AltText.ai
✅ Automated bulk
ChatGPT
❌ Manual one-by-one
Alt Magic
✅ Automated bulk
SEO Optimization
AltText.ai
✅ Keyword-rich
ChatGPT
Requires manual prompting
Alt Magic
✅ Keyword-rich
Workflow Integration
AltText.ai
✅ Seamless CMS
ChatGPT
❌ Breaks workflow
Alt Magic
✅ Seamless CMS
Smart Image Renaming
AltText.ai
❌ Not available
ChatGPT
❌ Not available
Alt Magic
✅ Automatic SEO-friendly renaming
Testimonials
What our community is saying
“I wish more people know about this tool. If you want to automatically process on your Alt Text Images with on-point details, Alt Magic is the answer. Tool is easy to use even if you're a beginner. Am happy to found this tool and more importantly, the founder Advait is friendly and responsive.”
“AltMagic takes the mind-numbing task of writing alt text and makes it effortless. Its AI descriptions are impressively accurate, vivid, and way better than the half-baked guesses I used to slap on my images. It even handled a giant mess of filenames like IMG_3492_FINAL_USE_THIS_ONE.jpg with ease.”
“What I love most is how much time it saves me. I don't have to sit there writing descriptions for every single image — Alt Magic just gets it. The descriptions actually make sense, feel natural, and help with accessibility and SEO at the same time.”
“Alt Magic saved me so much time by automatically generating alt text for all my images. The AI descriptions are accurate and make my site more accessible. Setup was easy and it works great so far. Totally recommend it!”
“The most helpful about using this simple plugin is that you can simply do a bulk update of any missing alt attributes that you are missing. It actually will give you a description something more than maybe what your file name is when it's letters and numbers.”
“Plugin is easy to handle, can bulk generate images alt descriptions (for images that don't have any) and also generate them as you upload new images.”
“I've been using altmagic.pro for about a month now, and I'm genuinely impressed with the results. One of the most noticeable improvements has been a significant increase in my website traffic. The plugin works seamlessly in the background — lightweight, fast, and integrates effortlessly with my existing setup.”
“I wish more people know about this tool. If you want to automatically process on your Alt Text Images with on-point details, Alt Magic is the answer. Tool is easy to use even if you're a beginner. Am happy to found this tool and more importantly, the founder Advait is friendly and responsive.”
“AltMagic takes the mind-numbing task of writing alt text and makes it effortless. Its AI descriptions are impressively accurate, vivid, and way better than the half-baked guesses I used to slap on my images. It even handled a giant mess of filenames like IMG_3492_FINAL_USE_THIS_ONE.jpg with ease.”
“What I love most is how much time it saves me. I don't have to sit there writing descriptions for every single image — Alt Magic just gets it. The descriptions actually make sense, feel natural, and help with accessibility and SEO at the same time.”
“Alt Magic saved me so much time by automatically generating alt text for all my images. The AI descriptions are accurate and make my site more accessible. Setup was easy and it works great so far. Totally recommend it!”
“The most helpful about using this simple plugin is that you can simply do a bulk update of any missing alt attributes that you are missing. It actually will give you a description something more than maybe what your file name is when it's letters and numbers.”
“Plugin is easy to handle, can bulk generate images alt descriptions (for images that don't have any) and also generate them as you upload new images.”
“I've been using altmagic.pro for about a month now, and I'm genuinely impressed with the results. One of the most noticeable improvements has been a significant increase in my website traffic. The plugin works seamlessly in the background — lightweight, fast, and integrates effortlessly with my existing setup.”
“I've been using altmagic.pro for about a month now, and I'm genuinely impressed with the results. One of the most noticeable improvements has been a significant increase in my website traffic. The plugin works seamlessly in the background — lightweight, fast, and integrates effortlessly with my existing setup.”
“Plugin is easy to handle, can bulk generate images alt descriptions (for images that don't have any) and also generate them as you upload new images.”
“The most helpful about using this simple plugin is that you can simply do a bulk update of any missing alt attributes that you are missing. It actually will give you a description something more than maybe what your file name is when it's letters and numbers.”
“Alt Magic saved me so much time by automatically generating alt text for all my images. The AI descriptions are accurate and make my site more accessible. Setup was easy and it works great so far. Totally recommend it!”
“What I love most is how much time it saves me. I don't have to sit there writing descriptions for every single image — Alt Magic just gets it. The descriptions actually make sense, feel natural, and help with accessibility and SEO at the same time.”
“AltMagic takes the mind-numbing task of writing alt text and makes it effortless. Its AI descriptions are impressively accurate, vivid, and way better than the half-baked guesses I used to slap on my images. It even handled a giant mess of filenames like IMG_3492_FINAL_USE_THIS_ONE.jpg with ease.”
“I wish more people know about this tool. If you want to automatically process on your Alt Text Images with on-point details, Alt Magic is the answer. Tool is easy to use even if you're a beginner. Am happy to found this tool and more importantly, the founder Advait is friendly and responsive.”
“I've been using altmagic.pro for about a month now, and I'm genuinely impressed with the results. One of the most noticeable improvements has been a significant increase in my website traffic. The plugin works seamlessly in the background — lightweight, fast, and integrates effortlessly with my existing setup.”
“Plugin is easy to handle, can bulk generate images alt descriptions (for images that don't have any) and also generate them as you upload new images.”
“The most helpful about using this simple plugin is that you can simply do a bulk update of any missing alt attributes that you are missing. It actually will give you a description something more than maybe what your file name is when it's letters and numbers.”
“Alt Magic saved me so much time by automatically generating alt text for all my images. The AI descriptions are accurate and make my site more accessible. Setup was easy and it works great so far. Totally recommend it!”
“What I love most is how much time it saves me. I don't have to sit there writing descriptions for every single image — Alt Magic just gets it. The descriptions actually make sense, feel natural, and help with accessibility and SEO at the same time.”
“AltMagic takes the mind-numbing task of writing alt text and makes it effortless. Its AI descriptions are impressively accurate, vivid, and way better than the half-baked guesses I used to slap on my images. It even handled a giant mess of filenames like IMG_3492_FINAL_USE_THIS_ONE.jpg with ease.”
“I wish more people know about this tool. If you want to automatically process on your Alt Text Images with on-point details, Alt Magic is the answer. Tool is easy to use even if you're a beginner. Am happy to found this tool and more importantly, the founder Advait is friendly and responsive.”
FAQ
Frequently asked questions
Everything you need to know about the browser extension