Contentful Images
Retrieve and transform images using API key authentication over HTTPS.
Read docs Updated 2026-06-16
What is Contentful Images?
Contentful Images is an API used to retrieve images and apply transformations to them, authenticated via API keys over HTTPS.
It is useful for developers building applications that manage and deliver image content from Contentful.
What you can build with Contentful Images
Responsive image delivery
Generate multiple resized variants of uploaded assets on the fly for different screen sizes in web and mobile apps.
Format optimization
Convert images to WebP or AVIF and adjust quality to reduce file sizes while maintaining visual fidelity.
Thumbnail generation
Create cropped and scaled previews for galleries, product listings, or social media cards directly via URL parameters.
Get started with Contentful Images
- 1Create a Contentful account and space
- 2Upload image assets to the space
- 3Generate an API access token from the settings
- 4Construct delivery URLs with optional transformation query parameters
- 5Embed the URLs in your frontend code or templates
Contentful Images: pros & cons
Pros
- +Global CDN for low-latency image delivery
- +On-demand transformations without server-side processing
- +Simple URL-based API with no extra SDK required
- +HTTPS enforced by default
Cons
- –Only works with images stored inside Contentful
- –Advanced transformations may require paid plans
- –Vendor lock-in for asset hosting
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Frequently asked questions
The image delivery and transformation API provided by Contentful for assets stored in its CMS.
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