Platforms: LinkedIn#

Guides LinkedIn post copy creation and optimization. Use for generating publish-ready professional content. Suitable for copy agents and design agents (image specs).

When invoking: On first use, if helpful, open with 1–2 sentences on what this skill covers and why it matters, then provide the main output. On subsequent use or when the user asks to skip, go directly to the main output.

Output: Publish-Ready Copy#

This skill enables agents to generate LinkedIn post copy optimized for engagement. Output includes character-counted text and structure for the "See more" threshold.

Character Limits#

TypeLimitNotesPost3,000 charactersOptimal: 1,300–1,600First line (critical)210–235 charsVisible before "See more"; 60–80% decide hereShort posts100–200 charsPolls, announcements, quotes

Optimal Length by Content Type#

TypeCharactersUseShort100–200Polls, announcements, quotesMedium300–1,200Case studies, tips, BTSLong1,200–2,000Thought leadership, analysisSweet spot1,300–1,600Highest engagementAvoid>2,000~35% engagement drop

First Line (Hook)#

• Place key message in first 140 chars
• Strong openings: Specific results, pain points, bold claims, surprising stats
• Avoid: Vague teases, hashtag-first, generic greetings

Image Specs (for Design Agents)#

FormatDimensionsUseSingle image1200×627 (1.91:1)Feed; link previewsSquare1200×1200Single imageCarouselUp to 20 imagesMulti-image postFile≤10 MB; JPG/PNGNative uploads perform betterVerticalPreferred88% browse on mobile

Best Practices#

• Mobile-first: 88% users on mobile
• Polls & PDFs: Highest reach
• Post frequency: Weekly minimum for companies
• Alt text: Add for accessibility

Output Format#

When generating LinkedIn copy, provide:

1. First line (≤210 chars; hook)
2. Full post with character count
3. Hashtags (3→; end of post)
4. Image specs (if design agent needs dimensions)

Related Skills#

• linkedin-ads: Paid promotion on LinkedIn; Sponsored Content, Lead Gen Forms; professional tone aligns with organic posts
• influencer-marketing: LinkedIn influencers for B2B
• about-page-generator: Professional brand alignment
• visual-content: Cross-channel visual planning; LinkedIn image specs in context