Pinterest caption character limit in 2026: 500 max. 20 hashtags max. Truncation, optimal length, cross-platform strategy.
Pinterest caption character limit: 500 characters per post.
Pinterest's caption character limit in 2026 is 500 characters per post.
The optimal caption length for Pinterest engagement is well below the max. Captions that ride the ceiling are almost always padded — and Pinterest's feed truncates long captions with a "...more" toggle that most viewers never tap. Aim for the first 80-120 characters to carry the hook so the visible-without-tap portion does the work; anything below the fold is for SEO and the small fraction of readers who expand.
Hashtags on Pinterest: limit is 20 per post. Generous cap. Diminishing returns past 10-15 tags — the algorithm cares about relevance, not quantity. Hashtags count against the 500-character total.
Truncation behavior: Pinterest cuts visible caption text at roughly 125-140 characters in feed view, then shows "...more" to expand. Mobile and desktop truncate at different points — design for the shorter mobile cut. Stories, swipe-up CTAs, and the link-in-bio reference all count against the same 500 character pool.
Note: 15min cap on Idea Pins; 2:3 still wins discovery.
Cross-platform caption strategy: write the long-form caption for the platform with the most generous limit (typically Facebook or YouTube description), then trim per-platform. A single 500-character caption written for Pinterest won't survive a port to Twitter (280 chars) or Bluesky (300 chars) — plan the truncation chain. The comparison table below shows caption limits across the platforms most creators cross-post to alongside Pinterest.
Pinterest compared against 4 platforms most creators publish to alongside it.
| Platform | Caption character limit | Category |
|---|---|---|
| 500 chars | social-mixed | |
| Instagram Feed | 2,200 chars | social-mixed |
| TikTok | 2,200 chars | video-short |
| Instagram Reels | 2,200 chars | video-short |
| YouTube Shorts | 100 chars | video-short |
500 characters per post. Hashtags count against this total, max 20 per post.
Front-load the hook in the first 80-120 characters. Captions that ride the 500-character max almost always under-perform tight, hook-first captions of 150-300 characters.
Around 125-140 visible characters before showing "...more". Design the first sentence to stand alone — most viewers never tap to expand.
Yes. The 500-character cap is the total including hashtags, @-mentions, and emoji. Plan accordingly.
Yes on most Pinterest surfaces. Edits don't reset the post's distribution and don't re-trigger notifications — safe to fix typos or update CTAs without penalty.
Browse all platform specs · Cross-platform repurposing guides · See Kompozy pricing · Start your trial →