Creatives are any entity that can be promoted in a campaign. Tweets can include text, images, GIFs, videos, or cards. Cards can include images or videos.

Image, GIF, or video creatives are uploaded using either the POST media/upload — a simple upload endpoint that only supports images — or the POST media/upload (chunked) endpoints. These can be added to

cards:

• Website
• Video Website
• Image App Download
• Video App Download
• Poll
• Image Conversation
• Video Conversation
• Image Direct Message
• Video Direct Message

Tweets:

• POST accounts/:account_id/tweetl - To add cards to Tweets, use the card_uri parameter.
  

• POST accounts/:account_id/scheduled_tweets
  

For additional details on cards, please see the Cards page. The Promoted Video page provides details on associating videos with cards or Tweets.