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YouTube

YouTube Shorts and videos through PostFlow.

Id Format Media Kinds Aspect (w/h) Video length Max size (image / video) Caption max
yt_short Short 1 video 0.5–1 1–180 s – / 4 GB 5,000
yt_video Video 1 video – 1–43200 s – / 256 GB 5,000
  • Shorts: square or vertical, up to 3 minutes. Links look like youtube.com/shorts/….
  • Videos: any shape. Longer than 15 minutes needs a phone-verified channel (pre-flight warns with youtube_long).
Option Notes
youtube.title Up to 100 characters, no < or >. Defaults to the caption’s first line. The caption becomes the description (5,000 characters).
youtube.privacy public, unlisted or private.
youtube.madeForKids Required by YouTube’s rules for content made for children.
youtube.tags Up to 500 characters in total.
youtube.categoryId Default 22 (People & Blogs).
youtube.thumbnailMediaId Videos: a JPEG or PNG up to 2 MB. Needs a phone-verified channel; otherwise YouTube picks one.

Until PostFlow’s YouTube access passes Google’s audit, YouTube makes every upload private; the composer says so. You can make it public in YouTube Studio. YouTube also limits uploads per day for each app.

Views, likes and comments.