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Postmine

Capture trending posts and instantly transform them into a week of ready-to-publish content with AI.

AI tool Details

Published April 9, 2026
Pricing
Postmine application interface and features

About Postmine

Postmine is your ultimate content creation engine, designed to transform the endless scroll of social media into a powerful, consistent content strategy. It eliminates the biggest hurdle for creators and marketers: the blank page. The magic begins with a simple Chrome Extension. When you spot a viral discussion on LinkedIn, Reddit, Facebook, or X (Twitter), you simply right-click and capture it. In under 30 seconds, Postmine's sophisticated AI analyzes that single conversation and generates a complete, multi-platform content pack. This pack includes seven distinct, ready-to-publish pieces: a blog post, a LinkedIn article, a Twitter thread, a Facebook post, an Instagram caption, a Reddit post, and an FAQ. It's built for anyone who sees a great online conversation and thinks, "This would make amazing content," but lacks the hours to write and adapt it. Content creators, social media managers, marketing teams, solopreneurs, and freelance writers can reclaim over 5 hours per week. With powerful features like Brand Voice Profiles to ensure authenticity, a built-in Content Calendar for seamless scheduling, and the option to use your own AI API key, Postmine gives you complete control from the moment of inspiration to final publication. Stop just consuming content and start owning the conversation.

Features

7-Format AI Content Generation

Postmine's core engine transforms one captured social media post into seven distinct, platform-optimized content pieces. This includes a comprehensive blog post, a professional LinkedIn article, an engaging Twitter thread, a Facebook post, an Instagram caption with relevant hashtags, a Reddit post, and a helpful FAQ. You can use the powerful built-in Postmine AI or bring your own API key for models like OpenAI, Claude, or Gemini, ensuring flexibility and control over the generation process.

Brand Voice Profiles

Move beyond generic AI output. With Brand Voice Profiles, you define your unique tone, target audience, key phrases to use, and terms to avoid. Postmine's AI then crafts every piece of content to sound authentically like you or your brand, maintaining consistency and personality across all platforms and saving you from tedious editing.

One-Click Chrome Extension & Bulk Capture

The seamless Chrome Extension is your gateway to content gold. Right-click any social post to instantly capture it and generate a pack without leaving your browser. For maximum efficiency, activate Bulk Capture Mode to select multiple posts from your feed at once and batch-generate content packs, perfect for planning a full week of content in one sitting.

Integrated Content Calendar & Scheduler

Postmine is a full production system. The built-in Content Calendar lets you visually schedule your generated content across a week or month view. You can see your posting pipeline at a glance, track what's upcoming or overdue, and mark items as published directly within the tool, streamlining your workflow from creation to execution.

Use Cases

For the Solopreneur & Personal Brand Builder

As a solopreneur, you wear every hat. Postmine empowers you to maintain a vibrant, multi-platform presence without burning out. Capture a insightful LinkedIn comment you made, and instantly turn it into a blog post for your site, a thread for Twitter, and an Instagram carousel idea, building your authority and saving countless hours of manual content creation.

For the Agency & Social Media Manager

Managing multiple client accounts demands efficiency and consistency. With Postmine, you can quickly capture trending discussions relevant to each client's industry. Generate a week's worth of varied, on-brand content for each client in minutes, using their specific Brand Voice Profiles. The content calendar ensures you never miss a posting schedule across all accounts.

For the Content Marketing Team

Marketing teams can leverage Postmine to fuel their entire content engine. Use the Bulk Capture mode to gather dozens of industry-relevant discussions from Reddit and Twitter in one session. Transform these into pillar blog posts, supporting social media content, and helpful FAQ sections for the website, ensuring a cohesive and reactive content strategy driven by real audience conversations.

For the Freelance Writer & Consultant

Freelancers can use Postmine to rapidly research and develop content ideas for clients. Capture a viral discussion to use as the foundation for a client's article or whitepaper. The AI-generated blog post and FAQ provide a strong first draft, allowing you to focus your expertise on adding unique insights and high-value polish, dramatically increasing your output and value.

Pricing

Postmine offers simple, transparent pricing to fit different needs. The $1 Trial provides full Starter plan access for 7 days, converting to $49/month thereafter, and includes 10 content packs per month with all features. For a short-term project, the 10-Day Pass is a one-time $10 fee for 50 content packs with no subscription. For users seeking maximum value, a Limited Lifetime Deal is available at a one-time payment of $149 (only 50 spots). All plans include the Chrome Extension, Brand Voice Profiles, and the Content Calendar.

Frequently Asked Questions

How does the Postmine Chrome Extension work?

The Postmine Chrome Extension adds a new option to your browser's right-click context menu. When you see a compelling post on a supported platform like LinkedIn or Reddit, simply right-click on the post text and select "Generate Content Pack." The extension captures the text and sends it to Postmine's AI, which processes it and displays the generated content pack in a convenient side panel on your current page.

Can I use my own AI API key with Postmine?

Yes, absolutely. Postmine offers full flexibility. You can use the capable built-in Postmine AI at no extra cost, or you can choose to integrate your own API key from providers like OpenAI, Anthropic (Claude), Google (Gemini), or DeepSeek. This allows you to leverage your existing credits and use the AI model you trust and prefer for content generation.

What is included in a "Content Pack"?

Each Content Pack is a complete set of seven different content pieces generated from one source post. This pack includes: 1) A long-form blog post, 2) A LinkedIn article, 3) A Twitter/X thread, 4) A Facebook post, 5) An Instagram caption with hashtags, 6) A Reddit post, and 7) An FAQ document. Each piece is tailored for its specific platform, giving you a full week's worth of content from a single spark of inspiration.

What happens after my $1 trial ends?

The $1 trial gives you full access to the Starter plan features for 7 days. If you do not cancel before the trial period ends, your subscription will automatically convert to the ongoing Starter plan at $49 per month. You can cancel at any time during the trial via your account settings to avoid being charged, and you will only be charged the initial $1.

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