Guidelines for using the Content capability.
  • Users must initiate media uploads. Apps are not allowed to upload media without the user's explicit permission and intent.
  • All media must adhere to Canva's Acceptable Use Policy.
  • Thumbnail images must have the same aspect ratio as the full-sized media.
  • Thumbnail images must be an accurate representation of the full-sized media.
  • The thumbnaillUrl must point to an image served with the correctly set CORS Cross-Origin Resource Sharing headers.
  • To prevent duplicate media from being uploaded to a user's account, all media must have a unique and stable identifier.