Shoulder Surfer

About

Shoulder Surfer brings instant AI-powered insights to every link you hover over.

★ HOVER SUMMARIES
Hover over any link for a 1–2 sentence AI summary + key facts. Built on OpenRouter LLM with local caching, no interruption to your reading.

★ DEEP-DIVE RESEARCH (Deep Read)
Click Deep Read to automatically explore related links and synthesize a broader analysis. Agentic pipeline selects and fetches context-rich content, then generates 3–5 recommendations with full summaries.

★ HIGHLIGHT KEY INSIGHTS
Right-click → "Highlight Key Insights" to find and visually mark the most important statements on any page.

★ CHAT-BASED HIGHLIGHTING
Describe what you're looking for ("quotes about climate impact") and the AI finds and highlights matching passages in real-time.

★ CUSTOM SORTING
Re-rank any list or table by your criteria ("highest rated", "most recent").

★ PAGE Q&A
Ask a question about the page and get an instant answer with quoted sources.

★ PAGE SUMMARY
Hit Cmd/Ctrl+Space → Read mode for a full-page summary plus key insights.

★ MODEL PICKER
Choose between 3 LLM tiers (fast 20b, mid-tier 120b, premium grok-4.1-fast) on-the-fly with Ctrl+1/2/3.

REQUIREMENTS:
- OpenRouter API key (get one free at openrouter.ai, pay only for inference)
- Chrome 120+