asterysk by Shiv Bagavathy

Asterysk brings AI-powered chat to every webpage you visit. Ask questions, summarize articles, analyze content, and get instant answers — all without leaving the page.

Supported AI Providers
Choose your preferred AI provider and bring your own API key:
Google Gemini
OpenAI
Anthropic Claude

Features
Chat overlay on any webpage — floating popup or sidebar mode
Page-aware conversations — reads the current page to give contextual answers
Screenshot analysis — capture and discuss what you see
Slash commands — /summarize, /explain, /translate, and more
Per-site conversation history
Right-click context menu for selected text
Dark and light themes
Customizable system prompts
Keyboard shortcut (Cmd+Shift+L / Ctrl+Shift+L)

Privacy First
Your API keys and conversations stay in your browser's local storage. No analytics, no tracking, no servers. All AI requests go directly from your browser to the provider you choose.