25 AI Prompts for Social Media That Generate Posts in 30 Seconds

Why Do Most Social Media AI Prompts Fail?

A social media prompt generates a strong post in seconds once you give the AI your brand voice, your audience, and the norms of the platform (Pew Research Center; arXiv). The most common mistake: prompting AI with "write me an Instagram caption about [TOPIC]" and expecting platform-appropriate, on-brand output. Without knowing your brand voice, your audience demographics, the content goal, and the platform's algorithmic norms, the AI writes a safe, forgettable middle-of-the-road post.

The solution is a two-line brand voice setup you add to every social prompt.

How Do You Give AI Your Brand Voice in 2 Sentences?

Before any social media prompt, add this setup block:

"Brand voice: [3 adjectives that describe our tone]. We write like [a trusted friend/an industry expert/an opinionated founder] and never [list 1-2 things you avoid, e.g., use jargon/sound corporate/use exclamation marks]. Example post: [paste one real post]."

With this context in place, every prompt below will produce output that sounds like you, not like a generic AI. The full collection is in the PromptCraft Asia social media category. If you are juggling several brand accounts at once, the prompts for social media managers are built for that exact workload.

5 Instagram Caption Prompts

1. Product launch caption: "Write an Instagram caption announcing [PRODUCT] for [BRAND]. Start with an emotional hook tied to the problem it solves. Include 3 benefit bullet points using emojis, a soft CTA, and 10 niche hashtags for [NICHE]. Under 220 words."
2. Behind-the-scenes post: "Write a behind-the-scenes Instagram caption for [BRAND] showing [PROCESS/MOMENT]. Tone: honest and humanizing. The goal is to build trust, not sell. End with a question that invites comments."
3. Repost user content: "Write a caption to accompany a customer photo repost for [BRAND]. Thank the customer by name, describe what the photo shows, and invite others to share their own experience. Under 100 words."
4. Festival sale post (SEA): "Write an Instagram caption for [BRAND]'s [FESTIVAL_NAME] sale. Include the discount mechanic, product featured, and 3 festive emojis relevant to [FESTIVAL]. End with a countdown urgency hook. Under 150 words."
5. Educational carousel hook: "Write the cover slide text and first 3 slide headlines for an Instagram carousel educating [AUDIENCE] about [TOPIC]. Cover: bold claim or surprising fact. Slides: use 'You are [X] if...' or 'Most people don't know...' hooks."

5 LinkedIn Post Prompts

1. Personal story post: "Write a LinkedIn post about a lesson I learned from [PROFESSIONAL_EXPERIENCE]. Format: 2-line hook, 3 short paragraphs expanding the story, 3 key takeaways, closing question. First person. No corporate language. Under 250 words."
2. Hot take post: "Write a contrarian LinkedIn post arguing that [UNPOPULAR_OPINION_ABOUT_INDUSTRY]. Back it up with one statistic or example. Invite debate in the last line. Under 180 words. Confident but not arrogant tone."
3. Company milestone post: "Write a LinkedIn post celebrating [COMPANY]'s achievement of [MILESTONE]. Credit the team genuinely without naming individuals. Connect the milestone to the company's mission. Keep it humble and human. Under 200 words."
4. Tips list post: "Write a LinkedIn post titled '[NUMBER] things I wish I knew before [EXPERIENCE]' for [PROFESSIONAL_AUDIENCE]. Each tip: 1 line max. End with: 'Which one resonated most? Tell me below.' Use line breaks between each tip for readability."
5. Job post announcement: "Write a LinkedIn post announcing we are hiring a [ROLE] at [COMPANY]. Describe the role in 2 sentences, the type of person who would thrive in 3 bullet points, and direct them to apply via [LINK/DM]. Tone: welcoming, not formal."

5 TikTok Hook Prompts

1. Educational hook: "Write the first 3 sentences of a TikTok script teaching [AUDIENCE] how to [SKILL/TIP]. The opening line must stop the scroll. Use: 'POV:', 'The thing nobody tells you about [X]', or 'Wait until [TIMESTAMP]' structure."
2. Product demo hook: "Write a 10-second TikTok opening hook for a video demonstrating [PRODUCT]. The hook must show a problem first (2 seconds), then tease the solution. Do not show the product until after the hook."
3. Storytime hook: "Write the opening 3 lines of a TikTok storytime about [EXPERIENCE]. Use: 'Story time: [dramatic one-liner].' Then set the scene in 2 sentences. End the hook with a question or cliffhanger to keep viewers watching."
4. CNY/Hari Raya TikTok: "Write a TikTok video script opening for a [FESTIVAL] post from [BRAND]. First 3 seconds: festive greeting with a visual cue. Next 5 seconds: product or offer reveal tied to the festival theme. Tone: fun and celebratory."
5. Trending audio caption: "Write 5 text overlay captions for a TikTok video using [TRENDING_AUDIO] to promote [BRAND/PRODUCT]. Each caption: 6 words max. Should work as standalone statements over visuals of [VISUAL_DESCRIPTION]."

5 Twitter/X Thread Prompts

1. Insight thread: "Write a 7-tweet thread about [TOPIC] for [PROFESSIONAL_AUDIENCE]. Tweet 1: a bold claim or surprising stat. Tweets 2-6: one insight each with supporting detail. Tweet 7: summary and CTA. Each tweet under 250 characters."
2. Mistake list thread: "Write a Twitter/X thread titled '[NUMBER] mistakes [PROFESSION] make with [TOPIC]'. Tweet 1: hook with the number and promise. Tweets 2-8: one mistake each, why it happens, and the fix. Final tweet: resource or CTA."
3. Tool recommendation thread: "Write a Twitter/X thread recommending [NUMBER] tools for [USE_CASE]. For each tool: one sentence on what it does, who it is for, and the single best feature. Include emoji per tool. Thread format: hook tweet + one per tool + summary."
4. Hot take tweet: "Write a single Twitter/X post with a hot take on [INDUSTRY_TOPIC]. Under 200 characters. Provoke thought without being offensive. Should make people either strongly agree or disagree."
5. Behind the numbers thread: "Write a Twitter/X thread explaining what [STATISTIC_OR_DATA] really means for [AUDIENCE]. Tweet 1: present the stat. Tweets 2-5: context, implications, what is being missed by mainstream coverage. Final tweet: takeaway."

5 Facebook Community Post Prompts

1. Community question post: "Write a Facebook community post asking members of a [NICHE] group a discussion question about [TOPIC]. The question should be open-ended, easy to answer in 1-2 sentences, and generate genuine opinions. Add a brief personal opener."
2. Event announcement: "Write a Facebook post announcing [EVENT_NAME] for [COMMUNITY/PAGE]. Include: what it is, when, where/how to join, who it is for, and why they should not miss it. Add a friendly tone and a direct RSVP ask."
3. Shopee/Lazada promo post: "Write a Facebook post for a [BRAND] sale on Shopee/Lazada in [COUNTRY]. Include: product featured, discount percentage, promo code if any, link placeholder, and a 'tag a friend' CTA. Festive or fun tone depending on [OCCASION]."
4. Group welcome post: "Write a Facebook group welcome post for new members joining [GROUP_NAME]. Tell them what the group is for, 3 rules in a friendly way, where to introduce themselves, and what to post first. Warm and approachable tone."
5. Weekly engagement post: "Write a recurring weekly Facebook post for [PAGE] that engages the community around [THEME]. Format: one topical question + one easy poll option + a comment prompt. Should take under 10 seconds to engage with."

Where Can You Browse All the Social Media Prompts?

The 25 prompts above are a selection from the social media category on PromptCraft Asia. The full library includes prompts for every platform and content type, all with interactive variable fields and model recommendations. Visit promptcraftasia.com to browse and copy.

Get fresh reads straight to your inbox

Get notified when we publish new articles. Unsubscribe anytime.

Subscribe