> ## Documentation Index
> Fetch the complete documentation index at: https://docs.letmepost.dev/llms.txt
> Use this file to discover all available pages before exploring further.

# twitter.media.video_size_max

> Videos cap at 512 MB on Twitter / X.

## What it checks

`byteLength <= 512_000_000` for `video/mp4` media.

## Remediation

Re-encode at lower bitrate. For 1080p, 5 Mbps is plenty for any reasonable Twitter video.