Convert JPG Images to WebP via API
Convert JPG images to WebP format via REST API to reduce file size for web delivery. Upload your JPEG as multipart/form-data and receive a smaller, high-quality WebP image in response. Ideal for web performance optimization.
# Convert JPG image to WebP format
curl -X POST \
https://api.convertfilefast.com/v2/convert/jpg-to-webp \
-H "Authorization: Bearer YOUR_API_KEY" \
-F "file=@photo.jpg" \
--output photo.webp
# HTTP 200 OK — Content-Type: image/webpAdvantages
Why use our API?
Complete and reliable solution for integration in any tech stack.
Smaller File Sizes
WebP images are typically 25-35% smaller than JPG at equivalent quality. Reduce bandwidth and storage costs.
Web-Ready Output
WebP is supported by all modern browsers. Convert once and serve faster images to users worldwide.
Quality Preservation
WebP compression preserves visual quality at smaller file sizes. Ideal for product images, blog photos, and galleries.
CDN Optimization
Convert existing JPG image libraries to WebP before uploading to CDN. Reduce delivery costs and improve Core Web Vitals.
n8n Integration
Add JPG to WebP conversion to n8n workflows for automated image optimization pipelines.
Zero Storage
JPG files are converted in memory and deleted immediately. Your images are never stored on our servers.
Start Converting JPG to WebP
Get your API key and convert JPG images to WebP in seconds. Free plan includes 10 conversions per month.
No credit card. 10 free conversions on Free plan.