Check file information
Retrieve file metadata headers without downloading the file content. Supports conditional requests and provides caching information.
Path parameters
Unique identifier of the file to check
Query parameters
Image quality (1-100). Only applies to JPEG, WebP, AVIF and HEIC files
Maximum height, in pixels, to resize image to while maintaining aspect ratio. Only applies to image files. Values above the server-configured maximum (default 8000) are rejected with a 400 error.
Maximum width, in pixels, to resize image to while maintaining aspect ratio. Only applies to image files. Values above the server-configured maximum (default 8000) are rejected with a 400 error.
Blur the image using this sigma value. Only applies to image files. Values above the server-configured maximum (default 250) are rejected with a 400 error.
Output format for image files. Use 'auto' for content negotiation based on Accept header
Output format for image files. Use 'auto' for content negotiation based on Accept header
Headers
Only return the file if the current ETag matches one of the values provided
Only return the file if the current ETag does not match any of the values provided
Date in RFC 2822 format
Only return the file if it has been modified after the given date
Date in RFC 2822 format
Only return the file if it has not been modified after the given date
Response
File information headers retrieved successfully