Character limits
Social Media Character Limits Reference
This comprehensive guide provides character limits for all supported social media platforms when posting through Ayrshare. Understanding these limits helps ensure your content is properly formatted and doesn’t get truncated or rejected.
Platform-Specific Character Limits
Bluesky Character Limits
| Property | Description |
|---|---|
| post | 300 characters maximum |
See Bluesky Publishing Options for more information.
Facebook Character Limits
| Property | Description |
|---|---|
| post | 63,206 characters maximum |
| title | reels title - 255 characters maximum (truncated if over) |
See Facebook Publishing Options for more information.
Google Business Profile Character Limits
| Property | Description |
|---|---|
| post | 1,500 characters maximum |
| Event Title | 58 characters maximum |
| Coupon Code | 58 characters maximum |
See Google Business Profile Publishing Options for more information.
Instagram Character Limits
| Property | Description |
|---|---|
| post | 2,200 characters maximum |
| altText | 1,000 characters maximum per image |
| firstComment > comment | 2,196 characters maximum |
See Instagram Publishing Options for more information.
LinkedIn Character Limits
| Property | Description |
|---|---|
| post | 3,000 characters maximum |
| title | 400 characters maximum |
| firstComment > comment | 20,000 characters maximum |
See LinkedIn Publishing Options for more information.
Pinterest Character Limits
| Property | Description |
|---|---|
| post | 500 characters maximum |
| title | 100 characters maximum |
| link | 2,048 characters maximum |
| altText | 500 characters maximum |
See Pinterest Publishing Options for more information.
Reddit Character Limits
| Property | Description |
|---|---|
| post | 5,000 characters maximum |
| title | 300 characters maximum |
| firstComment > comment | 10,000 characters maximum |
See Reddit Publishing Options for more information.
Snapchat Character Limits
| Property | Description |
|---|---|
| post | 500 characters maximum |
| post | spotlight - 160 characters maximum (truncated if over) |
See Snapchat Publishing Options for more information.
Telegram Character Limits
| Property | Description |
|---|---|
| post | 1,024 characters maximum (truncated if over) |
See Telegram Publishing Options for more information.
Threads Character Limits
| Property | Description |
|---|---|
| post | 500 characters maximum |
See Threads Publishing Options for more information.
TikTok Character Limits
| Property | Description |
|---|---|
| post | 2,200 characters maximum |
See TikTok Publishing Options for more information.
X/Twitter Character Limits
| Property | Description |
|---|---|
| post | 280 characters maximum |
| post | 25,000 characters maximum (Premium X accounts such as Premium or Premium Plus) |
| altText | 1,000 characters maximum per image |
| subTitleName | 150 characters maximum |
See X/Twitter Publishing Options for more information.
YouTube Character Limits
| Property | Description |
|---|---|
| post | 5,000 characters maximum |
| youTubeOptions > title | 100 characters maximum |
| youTubeOptions > tags | 500 characters total, 2+ characters each |
| youTubeOptions > subTitleName | 150 characters maximum |
See YouTube Publishing Options for more information.
API Considerations
When using the Ayrshare API:
- Posts exceeding character limits will be rejected with an error
- Some platforms may truncate content rather than reject it (Telegram, Snapchat Spotlight)
- Consider using
shortenLinks: truefor platforms with tight limits
Updates and Changes
Social media platforms do update their character limits. This guide is current as of the last update, but we recommend:
- Using our API error responses to identify limit issues
- Checking the Ayrshare Latest Updates page for platform updates