Instagram Character Counter

Q: What is the Instagram caption limit?

Captions can contain up to 2,200 characters. This counter measures Unicode code points.

Q: Can I still use 30 Instagram hashtags?

Since December 2025, a post or Reel can contain up to 5 hashtags. The old limit was 30, which still appears in many older guides.

Q: How many accounts can I @mention?

The limit is 20 @mentions. The counter shows this separately from caption length.

Q: How many items can I add to a carousel?

The carousel limit is 10 items.

Q: How does Solnk publish a single Instagram video?

Single videos published through an API or scheduling tool are published as Reels. Solnk limits the video duration to 90 seconds.

Instagram captions allow 2,200 characters. Check your caption, hashtag count, and @mentions together before scheduling a post or Reel.

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Instagram0 / 2,200

2,200 code points remaining · Within limit

Hashtags: 0 / 5@mentions: 0 / 20

What counts toward the limit

The caption counter measures Unicode code points, including the text of hashtags and @mentions. It also checks their separate limits: 5 hashtags and 20 @mentions. Since December 2025, posts and Reels allow 5 hashtags; many older guides still quote the previous limit of 30.

Limits at a glance

Instagram Character Counter limits
Caption	2,200 characters
Hashtags	Up to 5 per post or Reel since December 2025 (previously 30)
@mentions	Up to 20
Carousel	Up to 10 items
Single-video publishing	A single video published through an API or scheduling tool is published as a Reel
Solnk video duration	Up to 90 seconds