> ## Documentation Index
> Fetch the complete documentation index at: https://docs.gistmag.co.uk/llms.txt
> Use this file to discover all available pages before exploring further.

# Browser Extensions - Alt Text

> Generate alt text for any image on the web

## Overview

GistMag browser extensions allow you to generate alt text for any image on the web with a simple right-click. Available for Chrome, Edge, and Firefox.

<CardGroup cols={3}>
  <Card title="Chrome Extension" icon="chrome" href="https://chromewebstore.google.com/detail/gistmag-alt-text-generato/fdlepmdamhcpnlnkpmpkgdhfelogkahi">
    Install for Chrome
  </Card>

  <Card title="Edge Extension" icon="edge" href="https://microsoftedge.microsoft.com/addons/detail/gistmag-alt-text-generato/piejclnjcjmlgneiecnnjgmnknlbpbje">
    Install for Edge
  </Card>

  <Card title="Firefox Extension" icon="firefox" href="https://addons.mozilla.org/en-US/firefox/addon/gistmag-alt-text-generator/">
    Install for Firefox
  </Card>
</CardGroup>

## Features

* **Right-Click Generation**: Generate alt text for any image with a right-click
* **Multiple Modes**: Choose from Short, Long, or SEO modes
* **Quick Copy**: Copy generated alt text to clipboard instantly
* **Image Preview**: See the image while generating alt text
* **Offline Support**: Works with locally stored images

## Installation

### Chrome

1. Visit the [Chrome Web Store](https://chromewebstore.google.com/detail/gistmag-alt-text-generato/fdlepmdamhcpnlnkpmpkgdhfelogkahi)
2. Click **Add to Chrome**
3. Click **Add Extension** to confirm

### Edge

1. Visit the [Microsoft Edge Add-ons](https://microsoftedge.microsoft.com/addons/detail/gistmag-alt-text-generato/piejclnjcjmlgneiecnnjgmnknlbpbje)
2. Click **Get**
3. Click **Add Extension** to confirm

### Firefox

1. Visit the [Firefox Add-ons](https://addons.mozilla.org/en-US/firefox/addon/gistmag-alt-text-generator/)
2. Click **Add to Firefox**
3. Click **Add** to confirm

## Configuration

### 1. Get Your API Key

1. Sign up at [GistMag Dashboard](https://gistmag.co.uk/dashboard)
2. Navigate to **API Keys** section
3. Create a new API key
4. Copy your API key

### 2. Configure the Extension

1. Click the GistMag extension icon in your browser toolbar
2. Click **Settings**
3. Paste your API key
4. Choose default settings:
   * **Default Mode**: Short, Long, or SEO
   * **Default Language**: Language code
5. Click **Save**

## Usage

### Generate Alt Text

1. Right-click on any image on a webpage
2. Select **Generate Alt Text with GistMag**
3. Choose your mode (if not using default)
4. Wait for generation (usually 2-5 seconds)
5. Copy the generated alt text

### Quick Actions

* **Copy Alt Text**: Automatically copies to clipboard
* **View Details**: See all alt text variants (short, long, SEO)
* **Regenerate**: Generate again with different settings

## Mode Guide

### Short Mode

* **Best for**: Icons, thumbnails, simple images
* **Length**: 50-100 characters

### Long Mode

* **Best for**: Complex images, detailed scenes
* **Length**: 100-200 characters

### SEO Mode

* **Best for**: Blog images, product images, content images
* **Features**: SEO-optimized with keywords

## Use Cases

* **Content Creators**: Quickly generate alt text for blog images
* **Web Developers**: Test and improve website accessibility
* **Designers**: Generate descriptions for design portfolios
* **Accessibility Auditors**: Check and improve alt text quality

## Troubleshooting

### Extension not working

* Verify your API key is correct
* Check your API usage limits
* Ensure you're connected to the internet
* Try refreshing the page

### Alt text not generating

* Check that the image URL is accessible
* Verify your API key is valid
* Check your credit balance

## Support

For extension-specific issues, contact [GistMag Support](mailto:support@gistmag.co.uk).

For API questions, see the [API Documentation](/api-reference/introduction).