Threads

Feature

Post

Caption

Max 500 characters

Images

✅ (up to 10 images)

Videos

✅ (1 video)

Image size

~100MB max

Video length

Up to 5 minutes

Video size

~100MB max

Video formats

MP4 (H.264 codec, AAC audio)

Image formats

JPG, PNG, GIF

Resolution

Min 320x320, Recommended 1080x1080

Aspect ratio

16:9 to 9:16 (no cropping)

Frame rate

23-60 fps

Mixed media

✅ (up to 10 images or 1 video per post)