X (Twitter) file size limits
X's help center and its developer docs disagree on video limits. Okaysize uses the stricter help center numbers, so files work for every account and app.
Tools for X (Twitter)
Guides
Every X (Twitter) limit
| What | Official limit | Source |
|---|---|---|
| Video, standard account | 140 seconds, 512 MBThe developer docs list longer limits; the help center numbers work everywhere. | help.x.com |
| Image | 5 MB (JPEG, PNG, GIF) | help.x.com |
| Animated GIF | 5 MB on mobile, 15 MB on web | help.x.com |
| Profile photo | 400 × 400 px recommended, max 2 MB | help.x.com |
| Header | 1500 × 500 px recommended | help.x.com |
Limits verified Oct 2, 2026 against official sources.
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