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Generate alt text, convert to WebP, compress images, and rename files - all in one powerful plugin.
Mediaflux is a comprehensive WordPress plugin that uses artificial intelligence to automatically generate descriptive alt text for images, convert them to WebP format, compress oversized images, and create SEO-friendly filenames. Built for website owners, developers, and agencies who care about SEO, accessibility, and performance.
Whether you have 10 images or 10,000, Mediaflux helps you optimize every image in your media library with just a few clicks.
Generate descriptive, SEO-friendly alt text using Replicate AI with 5 different GPT models.
Convert any image format to WebP. Supports JPG, PNG, GIF, BMP, AVIF, TIFF, and more.
Automatically compress oversized images with adjustable quality settings.
Auto-rename image files based on generated alt text for SEO-friendly URLs.
Process hundreds of images at once with real-time progress tracking.
View statistics about missing alt text, non-WebP images, and oversized files.
Generate alt text in any language including English, Spanish, French, German, Chinese, Japanese, Arabic, and more.
Choose from Comprehensive, Recommended, Professional, Shorter, or Briefest styles.
Auto-convert and auto-compress images when uploading to media library.
Generated alt text automatically saved to WordPress database.
Mediaflux can read all these formats and convert them to WebP for better web performance.
| GPT-5 Nano | Fastest model, ideal for quick batch processing |
| GPT-4.1 Mini | Balanced speed and quality |
| GPT-5 Mini | Better quality with good speed |
| GPT-5 Pro | Highest quality, best for detailed descriptions |
| GPT-5.2 | Latest model, best overall performance |
Requirements: WordPress 5.8 or higher, PHP 7.4 or higher, Replicate API token (free signup at replicate.com)
| API Token | Your Replicate API token from replicate.com/account/api-tokens |
| AI Model | Select from 5 GPT models (Nano to 5.2) |
| Default Language | Choose the language for generated alt text (130+ languages available) |
| Default Style | Comprehensive, Recommended, Professional, Shorter, or Briefest |
| Convert to WebP | Automatically convert uploaded images to WebP format |
| Compress Images | Compress images larger than threshold (0.5MB, 1MB, 2MB, or 5MB) |
| Compression Quality | High (90%), Medium (80% - recommended), Low (70%), Minimum (60%) |
| AI Image Naming | Automatically rename image files based on generated alt text |
| Naming Format | lowercase-with-dashes, snake_case_with_underscores, or camelCaseWithNoSpaces |
1. Go to Mediaflux > Media Optimizer
2. Click "Select Images" to choose images from your media library
3. Select language and style for generation
4. Click "Generate Alt Text" to process all selected images
5. Results appear instantly with copy and regenerate options
1. Go to Mediaflux > Media Optimizer
2. Click "Convert X images to WebP" (automatically detects non-WebP images)
3. Images are converted automatically with progress tracking
1. Go to Mediaflux > Media Optimizer
2. Click "Compress X oversized images" (shows images above your size threshold)
3. Compression runs automatically with real-time progress
Each image in your media library has an "Mediaflux" section where you can generate alt text for individual images directly from the attachment details screen.
In the WordPress Media Library, you can select multiple images and use the "Generate Alt Text with API" bulk action to process them all at once.
Yes. You need a free API key from replicate.com to use the AI alt text generation feature. The key is free to obtain and you pay only for API usage.
Replicate charges based on usage. GPT-5 Nano costs approximately $0.0005 per image. 1,000 images cost about $0.50. Prices vary by model.
Yes. Mediaflux works with all images already in your media library, not just new uploads.
No. The plugin automatically updates all database references and regenerates thumbnails. Your content will continue to display correctly.
Yes. Use the "Regenerate" button on any generated result to create new alt text.
The original file is replaced with the WebP version. All WordPress references are updated automatically.
Yes. Mediaflux works with any page builder including Elementor, Beaver Builder, Divi, WPBakery, and Gutenberg.
No. You can process as many images as your server resources and Replicate API limits allow.
For support, feature requests, or bug reports, please contact us through the CodeCanyon support system. Include your purchase code and detailed description of the issue.
Documentation Version: 1.0.0 | Last Updated: April 2026