Data is synced from the Chrome Web Store. View the official store page for the most current information.
Transform your writing instantly with AI-powered assistance, right where you work.
Kerning Click brings the power of ChatGPT (OpenAI) and Claude (Anthropic) directly into your browser with a simple right-click. Whether you're composing emails, writing documents, or browsing the web, intelligent writing tools are always just a click away.
---- KEY FEATURES ----
Instant AI Assistance Right-click any text or text field to access powerful AI tools. No copying, pasting, or switching tabs—just select, click, and enhance.
Dual AI Provider Support Choose between OpenAI's GPT-4o-mini or Anthropic's Claude 3.5 Haiku. Use the provider you prefer or switch between them based on your needs.
Comprehensive Writing Tools • Summarize: Get concise summaries of any webpage or selected text • Rewrite: Transform your text with AI-powered rewrites • Create Content: Generate new content based on prompts, page context, or selections • Respond: Craft intelligent responses to emails, messages, or articles • Proofread: Fix grammar, spelling, and punctuation errors • Suggest Edit: Get specific improvement recommendations • Improve Prompt: Enhance your AI prompts for better results
Fine-Tune Your Voice Adjust your writing to match any situation: • Tone: Friendly, Casual, Professional, Formal, or Persuasive • Length: Very Short to Very Long • Reading Level: Kindergarten to PhD • Formatting: Convert to bullet or numbered lists
Smart Text Insertion Choose your preferred workflow: • Inline Mode: AI text inserts directly at your cursor—fast and seamless • Modal Mode: Review AI suggestions in a popup before inserting—more control • Works perfectly with Gmail, Notion, content editable fields, and standard text areas
Your Privacy Matters • Your API keys stay in your browser—never sent to us • Zero data collection or tracking • Direct communication with your chosen AI provider only • Open-source transparency
Perfect For • Professionals: Polish emails, reports, and presentations • Students: Improve essays, summarize research, adjust reading levels • Content Creators: Generate ideas, rewrite content, adjust tone • Customer Support: Craft professional responses quickly • Anyone: Who writes online and wants to work smarter
---- HOW IT WORKS ----
---- OPTIMIZED FOR SPEED & QUALITY ----
Each AI task is optimized for the best results: • Summaries are concise and informative • Rewrites maintain your original meaning • Tone adjustments preserve your message • All responses are fast and contextually aware
---- CONTEXT-AWARE MENUS ---- The extension is smart about what you're doing: • Editable fields show writing tools (Rewrite, Improve, etc.) • Page content shows summarization and response options • Selected text shows context-specific actions • Only relevant tools appear—no clutter
---- WHY KERNING CLICK? ----
Unlike other AI writing tools that require you to leave your workflow, Kerning Click meets you where you are. No new tabs, no external websites, no disruption. Just right-click and enhance.
We believe powerful AI tools should be: • Accessible: Always available, right in your browser • Private: Your data and keys stay with you • Flexible: Choose your AI provider and customize behavior • Fast: Optimized for speed without sacrificing quality • Honest: Transparent about what we do and don't collect
---- USE CASES ----
Email Writing Draft professional emails, adjust tone for different recipients, proofread before sending, or generate thoughtful responses to complex messages.
Content Creation Generate blog post ideas, rewrite paragraphs for clarity, adjust reading levels for different audiences, or format content into lists.
Research & Learning Summarize long articles, adjust technical content to your understanding level, or generate study notes from web pages.
Social Media Craft engaging posts, adjust tone for different platforms, shorten lengthy messages, or improve prompt engineering for other AI tools.
Customer Communication Respond professionally to customer inquiries, maintain consistent tone across responses, or quickly summarize customer feedback.
---- COST-EFFECTIVE ----
You pay only for what you use through your own API keys—no subscriptions, no hidden fees, no markup. Both OpenAI and Anthropic offer generous free tiers and affordable pay-as-you-go pricing.
• OpenAI GPT-4o-mini: $0.15 per million input tokens ($0.0001 per use)
• Anthropic Claude 3.5 Haiku: $0.80 per million input tokens ($0.0005 per use)
Most users spend less than $1-2 per month.
---- GETTING YOUR API KEYS ----
OpenAI:
Anthropic:
---- FAQ ----
Q: Is this free? A: The extension is free. You pay only for AI usage through your own API keys at cost (typically $1-2/month for normal use).
Q: Do I need both API keys? A: No, just one is fine. Choose the provider you prefer.
Q: Is my data private? A: Yes. API keys stay in your browser. Text is sent only to your chosen AI provider for processing. We don't collect, store, or track anything.
Q: Does it work offline? A: No, AI processing requires an internet connection to reach OpenAI or Anthropic APIs.
Q: Which AI provider should I choose? A: Both are excellent. GPT-4o-mini is slightly faster and cheaper. Claude 3.5 Haiku excels at nuanced writing. Try both and see which you prefer.
Q: Can I switch between providers? A: Yes! Add both API keys and switch anytime in settings.
Q: What permissions does it need? A: Only essential permissions: context menus (right-click integration), active tab (to read/write text), storage (to save settings), and API access (to call OpenAI/Anthropic).
---- TRY IT TODAY ---- Join thousands of professionals, students, and content creators who write better, faster, and smarter with Kerning Click.
Install now and transform your writing with AI; one right-click at a time.
Track and analyze Chrome Web Store extensions with comprehensive analytics and insights.
