AI Alt Text Generator
Generate SEO alt text for images using local AI.
🔍 Detecting AI services...
⚙️ Optional: Gemini Cloud API
Add a Gemini API key for cloud fallback:
- Visit Google AI Studio
- Create an API key (free, 60 req/min)
- Paste it below 👇
Upload Image
Drag & drop or click to selectGenerated Alt Text:
What is AI Alt Text Generation?
AI Alt Text Generation uses local AI vision (Chrome Gemini Nano) to analyze images and generate SEO-optimized alternative text for accessibility and search engines. Alt text helps visually impaired users and improves image SEO.
How to generate alt text with AI?
- Upload an image (JPG, PNG, WebP, GIF)
- Optionally customize the prompt for specific focus
- Click 'Generate Alt Text' to analyze with local AI
- Copy the SEO-optimized description for your website
Use cases for AI alt text
- Generate accessible descriptions for website images
- Improve image SEO with keyword-rich alt text
- Batch process product images for e-commerce
- Create social media image descriptions
- Ensure WCAG accessibility compliance
Frequently Asked Questions
Yes! It uses Chrome's local AI (Gemini Nano) which is completely free and processes images 100% locally without sending data to servers.
Good alt text is descriptive, concise (under 125 characters), includes relevant keywords, and describes the image's purpose in context.
Yes! Once Chrome's AI model is downloaded, alt text generation works completely offline with no internet connection needed.