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Description
Transform your social media engagement with AI-powered, personalized comments that sound authentically YOU.
π― What is Social9?
Social9 is your intelligent commenting companion that learns your unique voice and helps you craft engaging, thoughtful responses across LinkedIn, X/Twitter, Bluesky, and Mastodon. Stop staring at blank comment boxesβlet AI suggest personalized replies that spark conversations and boost your visibility.
β¨ Key Features
π§ Learns Your Voice
One-time profile analysis captures your writing style, expertise, and communication preferences
AI studies your tone, vocabulary, and professional background
Generated comments sound like YOU, not a robot
π¬ Smart Comment Generation
- LinkedIn: Generate professional comments on posts and replies in conversation threads with full context awareness
- X/Twitter: Craft witty, engaging tweets (max 280 chars) that spark discussions
- Bluesky: Create authentic posts and replies (max 300 chars) in the decentralized social sphere
- Mastodon: Engage across the fediverse with contextual replies (optimized for engagement)
π¨ Multiple Reply Styles
Get 3 unique suggestion types for every comment:
- RIFF: React naturallyβagree, add your perspective, or respectfully challenge
- BUILD: Add insights from your expertise that others haven't mentioned
- PROBE: Ask thoughtful follow-up questions that deepen the conversation
π§΅ Full Thread Context (LinkedIn)
Captures entire conversation threads when replying to nested comments
Understands what you and others have already said
Generates replies that add unique value without repetition
Maximizes engagement and visibility
β‘ Create Original Posts
Topic discovery based on your expertise and interests
Generate multiple post variations with one click
Custom topic input for specific ideas
Optimized for each platform's character limits
π Privacy First
Your profile data stays local (stored in browser)
Secure API communication with Claude AI
No data sold or shared with third parties
You control what gets analyzed
π How It Works
1. Analyze Your Profile (One-Time Setup)
- Visit your LinkedIn, X, Bluesky, or Mastodon profile
- Click "Analyze My Profile" in the extension popup
- AI learns your writing style, expertise, and communication preferences
2. Generate Comments
- Navigate to any post on supported platforms
- Click in the comment box to activate the β‘ Social9 button
- Click the button to get 3 AI-generated comment suggestions
- Review, customize, and post!
3. Create Original Posts
- Open the extension popup
- Go to "Create Post" tab
- Select from suggested topics or enter your own
- Get multiple post variations optimized for the platform
π Perfect For
Professionals building their personal brand on LinkedIn
Thought leaders engaging audiences on Twitter/X
Open source enthusiasts participating on Mastodon
Early adopters exploring Bluesky
Anyone who wants to be more active on social media without spending hours crafting comments
π Use Cases
Networking: Respond thoughtfully to industry leaders' posts
Community Building: Engage authentically in your niche
Thought Leadership: Add valuable insights to trending discussions
Time Saving: Comment 10x faster without sacrificing quality
Consistency: Maintain active presence across multiple platforms
π§ Powered By
Claude AI (Anthropic): State-of-the-art language model for natural, human-like responses
Multi-Platform Support: Works seamlessly across 4 major social platforms
Adaptive Extraction: Robust DOM parsing that works even when platforms update their UI
π‘ Why Social9?
Before Social9:
- Stare at blank comment boxes for minutes
- Write generic "Great post!" comments
- Miss opportunities to engage with your network
- Struggle to maintain consistent activity
After Social9:
- Generate thoughtful comments in seconds
- Each comment is personalized and contextual
- Never miss an engagement opportunity
- Build your presence effortlessly
π What Makes Us Different?
Unlike generic AI writing tools:
β
Platform-Specific: Optimized for each social network's culture and character limits
β
Voice Learning: Captures YOUR unique style, not generic corporate-speak
β
Context-Aware: Understands full conversation threads and post context
β
Quality-Focused: Built-in checks prevent generic, spammy responses
β
Multi-Platform: One extension for LinkedIn, X, Bluesky, and Mastodon
π Requirements
Chrome browser (latest version recommended)
Active account on at least one supported platform (LinkedIn, X/Twitter, Bluesky, or Mastodon)
Anthropic API key (get one free at anthropic.com)
π Privacy & Security
Profile data stored locally in your browser
Secure HTTPS communication with Claude API
No tracking or analytics
You control what data is analyzed
Open source code available for review
π Pricing
Free to use with your own Anthropic API key
API costs typically under $0.01 per comment
No subscription fees
No hidden charges
π Support
GitHub: github.com/social9/ai-comments-extension
Email: support@social9.com
Documentation: Full setup guide included
π¦ Getting Started
Install the extension
Add your Anthropic API key in settings
Analyze your profile on your preferred platform
Start generating amazing comments!
Transform your social media presence today. Install Social9 and never struggle with comments again!
--
Note: Social9 is not affiliated with LinkedIn, Twitter/X, Bluesky, or Mastodon. All trademarks belong to their respective owners.
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Permissions (2)
Permissions
storageβΉ Can store data locally in your browser tabsβΉ Can see your open tabs and their URLs
Details
| Version | 4.2.0 |
| Updated | Mar 10, 2026 |
| Size | 163KiB |
| First Seen | Mar 22, 2026 |
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