Alttext
AltText.ai is an AI-powered tool that automatically generates descriptive, SEO- and accessibility-friendly alt text for images across websites, CMSs, and ecommerce platforms in 130+ languages to improve AI visibility, SEO, and accessibility.
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Quick Overview
Best for: SEO
What it does
SEO software for decision-makers comparing workflow fit and alternatives.
Best fit
SEO
Pricing snapshot
Free
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Alttext
AltText.ai automatically generates accurate, keyword-aware alt text for images across websites, content management systems, and ecommerce platforms to improve accessibility, search visibility, and AI visibility (so LLMs like ChatGPT can understand images via their text). The product supports integrations with WordPress, Shopify, headless CMSs, and many other platforms; it can run via plugins, a single JavaScript snippet (InstantAlt), browser extensions, and a developer API. AltText.ai targets content creators, agencies, ecommerce merchants, and developers who need to bulk-generate, repair, and maintain high-quality alt text for large image libraries while meeting accessibility and SEO goals.
AltText.ai is an AI-powered tool that automatically generates descriptive, SEO- and accessibility-friendly alt text for images across websites, CMSs, and ecommerce platforms in 130+ languages to improve AI visibility, SEO, and accessibility.
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Claim this listingKey Features
Automatic Alt Text Generation
AI analyzes images and generates descriptive, page- and product-specific alt text automatically without manual writing.
InstantAlt JavaScript Snippet
One line of JavaScript adds AI-generated alt text to every image on a website—no developer needed for many common setups.
Plugins & Platform Integrations
Native plugins and apps for WordPress, Shopify, and integrations for Contentful, DatoCMS, Storyblok, WooCommerce, Magento, BigCommerce, Ecwid, and others.
Developer API & Imports
Developer API to generate alt text programmatically, plus CSV import and connectors for Cloudinary, Dropbox, and Pinterest.
Bulk Generation & Repair
Bulk updater to repair existing image libraries and generate alt text at scale across CMS libraries and product catalogs.
Browser Extensions
Chrome extension and Firefox AddOn to right-click any image and generate alt text for copy/paste or manual use.
Accessibility & SEO Tools
Website accessibility analyzer, SEO keyword awareness, ChatGPT prompts, and quality checks for missing/duplicate/vague alt text.
Automations & No-Code Connectors
Pre-built connectors for Zapier, Pabbly, Albato, and SureTriggers to automate alt text generation workflows with many other systems.
File Format Support
Supports common image formats and modern formats like AVIF & SVG; upload UI accepts PNG, JPG, GIF, WebP, BMP (max 16MB).
Multi-language Support
Generates alt text in 130+ languages to improve global AI visibility and accessibility.
Pricing
Free trial offering: get 25 free images and access to features during the trial period (14-day trial referenced).
Use Cases
Ecommerce Product Catalogs
Automatically add descriptive, SKU- and product-aware alt text to product photos so AI assistants and search engines can surface products accurately.
Content & Media Sites
Generate alt text for blog images, editorial photos, and media libraries to improve accessibility and image search performance.
Agency & Multi-site Management
Bulk-generate and repair alt text across many client sites to save time and ensure consistent accessibility compliance.
Headless CMS Workflows
Integrate with Contentful, DatoCMS, and Storyblok to generate alt text within the CMS workflow for structured content pipelines.
Developer Integrations & Automation
Use the Developer API, CSV imports, and no-code connectors to embed alt text generation into custom applications and automated pipelines.
Integrations
WordPress
Plugin that generates alt text for new uploads and repairs existing media library entries with bulk updater.
Shopify
Shopify app that injects product data into generated alt text for ecommerce product images.
Contentful
Native app to generate alt text within the Contentful media workflow.
DatoCMS
Plugin for DatoCMS to add AI-generated alt text to images inside the CMS.
Storyblok
Integration for Storyblok to automate alt text generation in headless CMS setups.
WooCommerce / Magento / BigCommerce / Ecwid
Ecommerce integrations/extensions that incorporate product attributes into alt text generation.
Cloudinary / Dropbox / Pinterest
Import connectors for media platforms to generate alt text from existing image libraries.
Google Tag Manager
Tag-based deployment option to add InstantAlt to sites via GTM.
Browser Extensions (Chrome, Firefox)
Right-click any image to generate alt text for manual copy/paste or insertion.
No-Code & Automation (Zapier, Pabbly, Albato, SureTriggers)
Pre-built connectors to automate alt text generation with hundreds of other apps.
Developer API
Programmatic access to generate alt text for images in custom workflows and applications.
Benefits
Limitations
Frequently Asked Questions
How many languages does AltText.ai support?
Can I bulk-generate alt text for an existing image library?
What platforms and CMSs are supported?
Is there a free trial?
What file formats and size limits are supported for uploads?
Getting Started
- 1 Install: Add the native plugin/app for your platform (WordPress, Shopify) or paste the InstantAlt JavaScript snippet into your site (takes ~2 minutes).
- 2 Start Free Trial: Sign up for the free trial to receive 25 free images and access the dashboard, plugins, and integrations.
- 3 Configure & Run: Choose settings (optional SEO keywords, page intent), run bulk generation or let the snippet/plugin auto-generate alt text for new and existing images.
Support
Documentation
Support documentation and API docs are available on the AltText.ai website (Docs / API Docs link).
FAQ
Frequently Asked Questions page accessible from the site navigation.
Blog
Blog resources and articles for best practices and product updates on the site.
Affiliates / Partner Program
Affiliate program information available on the site (offers 25% recurring commissions and 60-day tracking).
Contact
Contact page referenced in site footer; direct contact details not provided in the supplied content.
API
API Docs are referenced on the AltText.ai site (API documentation link available in site navigation).
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