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Social media · Copy · Engagement

How to Use AI to Write Social Media Copy

Social media copy has a deceptively high bar: it needs to stop a scroll, deliver value or entertainment quickly, and prompt an action — all in a few lines of text that will disappear from most feeds within hours. AI has become a fast and reliable partner for producing this at volume. People use it to write LinkedIn posts, Twitter/X threads, Instagram captions, and Facebook updates — adapting tone and format for each platform. The biggest efficiency gain is in repurposing: taking a long piece of content (a blog post, a podcast, a report) and having AI extract the most interesting ideas and rewrite them as platform-native posts. The output usually needs a human touch to add personality, but the heavy lifting is done.

5 Best Prompts for Social Media Copy to Ask Claude or ChatGPT

Copy any prompt below and paste it directly into your AI of choice.

  1. Prompt 01 · LinkedIn post

    "I want to write a LinkedIn post about [topic / insight / experience]. My audience is [professionals in what field]. The tone should feel [thoughtful / direct / personal / practical]. Length: [short (under 150 words) / medium (150-300 words)]. Can you write 3 versions — each with a different opening hook — that would perform well on LinkedIn without being cringe or self-promotional?"

    Best for: LinkedIn posts that feel like genuine insights rather than humble-brags.

  2. Prompt 02 · Twitter/X thread

    "I want to turn [topic / article / idea] into a Twitter/X thread. Key points to cover: [list]. Can you write a thread of [8-12] tweets — with a strong opening tweet that makes people want to read on, clear numbered structure, and a closing tweet with a takeaway or call to action? Keep each tweet under 280 characters."

    Best for: structuring complex ideas into a thread format that people actually read to the end.

  3. Prompt 03 · Instagram caption

    "I'm posting a photo of [describe the image] on Instagram. My account is about [niche/topic] and my audience is [describe]. Can you write 3 caption options — varying in length and tone — each with a genuine hook in the first line (visible before 'more'), and ending with a question or CTA that encourages engagement?"

    Best for: captions where the first line does all the work of stopping the scroll.

  4. Prompt 04 · Repurpose long content

    "Here is a [blog post / article / newsletter / talk] I've written: [paste or summarize]. Can you extract the 5-7 most interesting, standalone ideas and rewrite each one as a social media post for [LinkedIn / Twitter / Instagram] — platform-native format, no jargon, each one able to stand alone without needing the original context?"

    Best for: getting 5x the distribution from content you've already created.

  5. Prompt 05 · Write copy for a campaign

    "I'm running a [product launch / event / promotion] and need social media copy for [platforms]. Key message: [describe]. Audience: [describe]. Tone: [describe]. Dates: [if relevant]. Can you write [X] posts spread across the campaign — a teaser, an announcement, a benefits-focused post, a social proof post, and a final CTA — each tailored to the platform?"

    Best for: a coordinated campaign with a consistent message across multiple posts.