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SPECIFICTION
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AltTextAPI

altextapi.com

From $9/mo Free plan WebAPI
Visit altextapi.com
Spec score 8.0 #10 of 27 in AI Alt Text Generators

Spec sheet

What it does
AltTextAPI generates descriptive alt text for images from image URLs.Read 7 Oct 2026 · altextapi.com
Intended users
The maker describes Pro as for growing sites and professional bloggers, Business for ecommerce stores and content teams, and Agency for agencies managing client sites.Read 7 Oct 2026 · altextapi.com
Integrations
The maker lists a WordPress plugin, JavaScript widget, and REST API as integration options.Read 7 Oct 2026 · altextapi.com
Security
The maker says its infrastructure is GDPR compliant and that image data is not shared with third parties.Read 7 Oct 2026 · altextapi.com
Support
The pricing page lists community support for Free, email support for Pro and Business, and priority support for Agency.Read 7 Oct 2026 · altextapi.com
Accessibility
The maker says generated alt text is validated against WCAG 2.1 criteria.Read 7 Oct 2026 · altextapi.com
Features
The WordPress plugin can generate alt text on upload and bulk process existing media in batches of five.Read 7 Oct 2026 · altextapi.com
Free plan limit
The free tier includes 50 images per month, and generation stops until the next billing cycle when its limit is reached.Read 7 Oct 2026 · altextapi.com
Generation
The service says it returns alt text in under 2 seconds and supports 130+ languages.Read 7 Oct 2026 · altextapi.com
Image access limit
The API cannot download images from private networks, including localhost and 127.0.0.1; image URLs must be publicly accessible.Read 7 Oct 2026 · altextapi.com
Image handling
The maker says images are processed in memory, not stored or used for model training, and discarded after generation.Read 7 Oct 2026 · altextapi.com
Paid plan availability
The pricing page marks the Pro, Business, and Agency plan buttons “Coming Soon.”Read 7 Oct 2026 · altextapi.com
Supported sites
The JavaScript widget is described as working on WordPress, Shopify, Webflow, Squarespace, and plain HTML.Read 7 Oct 2026 · altextapi.com

Plans and prices

Free Free forever 50 images/month · English · REST API · usage dashboard · API key management Read 7 Oct 2026 · altextapi.com
Pro $9 a month $9/month 1,000 images/month · 130+ languages · custom keywords · email support Read 7 Oct 2026 · altextapi.com
Business $19 a month $19/month 5,000 images/month · everything in Pro · priority support Read 7 Oct 2026 · altextapi.com
Agency $49 a month $49/month Unlimited images · everything in Business · white-label ready Read 7 Oct 2026 · altextapi.com

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