AI-Powered • Accessibility • SEO

AI Image Caption Generator

Generate descriptive alt text and captions for your images using AI. Improve accessibility, SEO, and social media engagement with intelligent image descriptions.

Upload Image

Select an image to generate AI-powered captions (JPEG, PNG, WebP, etc.)

Pro Tips

  • Alt Text: Use this mode for WCAG-compliant accessibility (ideal for screen readers)
  • Detailed: Choose for comprehensive product descriptions or documentation
  • SEO: Select to improve image search rankings with keyword-rich captions
  • Social Media: Pick for engaging, shareable content on platforms
  • Generate multiple caption types for the same image to compare and choose the best
  • All processing uses OpenAI Vision API - ensure your API key is configured