Alt Text Creator

Generate alt text for images using AI (Google, OpenAI, Anthropic, or Alt Kit Hosted)

Make Your Posts Accessible with AI-Powered Alt Text Alt Text Creator generates descriptive alt text for images with a single click. Make your social media posts accessible to screen reader users, people on low-bandwidth connections, and improve discoverability. KEY FEATURES One-Click Generation Adds a "Create Alt Text" button directly into alt text dialogs on supported platforms. No copy-paste needed—just click, review, and save. Perfect OCR Extracts text from screenshots, memes, quotes, and infographics with excellent accuracy. Every word is included in the description, making text-heavy images fully accessible. Multiple AI Providers Choose the AI that works best for you: - Google Gemini (gemini-2.0-flash) - OpenAI GPT-4o - Anthropic Claude Sonnet - Alt Kit Hosted - zero setup required Auto-Copy to Clipboard Alt text is automatically copied to your clipboard as a backup, useful for platforms where auto-fill may not work perfectly. Privacy First - Your API key is stored locally in Chrome (never synced to the cloud) - Images are sent directly to your chosen AI provider - Nothing is stored, logged, or shared with third parties - No tracking, no analytics, no data collection Screen Reader Optimized Descriptions are crafted to sound natural when read aloud—concise, informative, and accessibility-focused. HOW IT WORKS 1. Install the extension 2. Click the extension icon and go to Settings 3. Select your AI provider and enter your API key (or use Alt Kit Hosted) 4. Visit a supported platform and upload an image 5. Open the alt text dialog 6. Click "Create Alt Text" 7. Review the generated text and save PRICING Extension is Free The extension itself is completely free to use. All features included, no limitations. Bring Your Own Key Use your own API key from Google, OpenAI, or Anthropic. You pay your AI provider directly based on their pricing. Alt Kit Hosted Plan Subscription available with a ready-to-use key with zero setup. We handle all AI provider costs, so you pay one flat fee regardless of how many images you process. PRIVACY & SECURITY - API keys are stored locally using Chrome's storage API - Keys are never transmitted except to authenticate with your chosen AI provider - Images are processed only for alt text generation - The extension does not store or log any data - No user tracking or analytics WHY ALT TEXT MATTERS Over 2 billion people worldwide have some form of vision impairment. Screen readers rely on alt text to describe images to users who cannot see them. Without alt text, images are invisible to these users. Good alt text also helps: - People on slow connections who disable images - Search engines index and understand your content - Anyone trying to understand an image that failed to load REQUIREMENTS - Chrome browser (version 88 or later) - One of the following: - Google Gemini API key - OpenAI API key - Anthropic API key - Alt Kit Hosted subscription