Discover the fastest way to write thoughtful LinkedIn comments
PostSmithAI is a browser extension that drafts context-aware replies in seconds. Choose tone, personalize, and post—without losing your voice.
How it Works
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1. Install the extension
Click “Add to Chrome” and pin PostSmithAI to your toolbar.
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2. Open LinkedIn
Browse any post or comment thread you want to engage with.
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3. Generate and tweak
Choose a tone, click Generate, and tailor the draft to your voice.
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4. Post with confidence
Insert instantly with a click or keyboard shortcut.
Key Features
Context-aware replies
Understands the post to suggest relevant, human-sounding comments.
Tone control
Switch between supportive, insightful, playful, and more.
Templates
Save and reuse your favorite prompts for consistency.
Keyboard shortcuts
Generate, copy, and insert without touching the mouse.
Multi-language
Create replies in many languages to broaden your reach.
Draft history
Quickly access recent outputs to refine or repurpose.
Personalization
Add your role, product, and topics to tailor suggestions.
Privacy-first
Runs locally with minimal data sent—your content stays yours.
Pricing
Start free. Upgrade when you're ready for more power.
Growth
- 50 comments per month
- 10 posts per month
- All tone presets + history
What users say
Saves me 20 minutes per day and my comments get more replies.
Quality is shockingly good. Feels like me—just faster.
Perfect for daily engagement. Shortcuts are a game changer.
Frequently Asked Questions
Visit the Chrome Web Store, click Add to Chrome, then pin the extension. Open LinkedIn and you're ready.
Yes. Choose from preset tones or create your own templates for consistent voice.
Focus is LinkedIn today. Support for more sites is on our roadmap.
We only process what's needed to generate your draft and avoid storing personal content.
Write better comments in less time
Join thousands of professionals who engage smarter with PostSmithAI.
Save hours weekly
Draft quality comments in seconds and keep momentum during your engagement blocks.
Sound like you
Personalize tone and templates to keep authenticity while speeding up output.
Drive real outcomes
More thoughtful replies lead to more profile visits, DMs, and opportunities.