Integrate alt text generation into your workflow
The ImgAlt API allows you to generate AI-powered alt text for images programmatically. It uses the same AI models and quality as the web interface.
/api/generateNo API key required for free tier. Rate limits are tracked by session/IP.
| Tier | Limit | Per Request | Reset |
|---|---|---|---|
| Free | 20 images / session | Max 5 images | Join waitlist for +20 |
Each image in a request counts as 1 towards your limit. The API returns 3 alt text options per image.