AltTextLab – AI Alt Text Generator

Auto-generate accurate, SEO-optimized and accessible alt text for every image. Perfect for SEO, accessibility and content workflows.

🔹 Right-click, generate, done Right-click any image and select "AltTextLab: Get alt text." In seconds, you’ll get a smart, clear, and descriptive alt text — ready to use. 🔹 Auto-copy to clipboard Enable auto-copy in the extension options, and the generated alt text lands in your clipboard the moment it's ready, with no extra click required. 🔹 Boost SEO, GEO, and accessibility Improve your website’s visibility in search engines and LLMs, and ensure a better experience for visually impaired users with optimized image descriptions. 🔹 Works on any image, on any website From ecommerce product images to blog pictures, Pinterest, and social posts, this alt text generator works across the web. 🔹 130+ languages Create alternative text in over 130 languages — great for international teams and multilingual content workflows. 🔹 Four writing styles to match your content Choose between descriptive, neutral, matter-of-fact, and minimal output styles, so the tone of your alt text matches the context it appears in. 🔹 Free forever plan Every account includes 25 free credits per month, permanently. When you need more, paid plans start at $5/month. 🔹 Part of a full alt text platform When you need more than one image alt text at a time, AltTextLab connects to the same account as the WordPress plugin, Webflow integration, and 20+ other integrations. Automatically generate alt text across an entire media library without leaving your CMS. 🚀 How to get started 1) Install this alt text generator Chrome extension. 2) Click the AltTextLab icon in your browser toolbar — a setup screen appears. 3) Click "Create Free Account" and sign up at alttextlab.com. 4) In the AltTextLab app, go to Settings → API Keys → click "Create API Key" and copy it. 5) Back in the extension, click "Connect Account," paste your API key, and save. 6) Right-click any image on any page and select "AltTextLab: Get alt text" — and you’re done!