Linkup Extension
linkup
Web search and content fetching using Linkup extension. Use when needing to search the web, get answers to questions with sources, or fetch content from specific URLs. Provides three tools: linkup_web_search (discovery), linkup_web_answer (direct answers), linkup_web_fetch (URL content extraction).
SKILL.md
Full skill instructions
Linkup Extension
Web search and content fetching tools powered by Linkup API.
Tools
linkup_web_search
Search the web and get sources with content snippets.
linkup_web_search(query: string, deep?: boolean)
query: Be specific and detailed. Include context like dates, locations, company names.deep: Use for complex research requiring multiple searches. Default: false (faster).
Use when: Discovering information across multiple sources, researching topics, comparing perspectives.
linkup_web_answer
Get a synthesized answer with source citations.
linkup_web_answer(query: string, deep?: boolean)
Use when: Need a direct answer to a specific question, quick facts with citations.
linkup_web_fetch
Fetch content from a URL as clean markdown.
linkup_web_fetch(url: string, renderJs?: boolean)
url: The URL to fetch.renderJs: Set false for static pages (faster). Default: true.
Use when: Reading documentation, following up on search results, extracting content from known URLs.
Tool Selection
| Need | Tool |
|---|---|
| Find information across sources | linkup_web_search |
| Get a direct answer with sources | linkup_web_answer |
| Read content from a known URL | linkup_web_fetch |
Query Formulation
Good queries are specific:
| Bad | Good |
|---|---|
| "Microsoft revenue" | "Microsoft fiscal year 2024 total revenue" |
| "React hooks" | "React useEffect cleanup function best practices" |
| "AI news" | "OpenAI announcements January 2026" |
Add context:
- Time: "2025", "last quarter", "since version 5.0"
- Location: "French company Total", "US market"
- Specifics: company names, version numbers, exact terms
When to Use Deep Mode
Standard (default): Simple questions, quick lookups, known topics.
Deep: Complex research, multi-step queries, comprehensive coverage needed.
// Standard - one search is enough
linkup_web_search("Node.js 22 release date")
// Deep - needs multiple searches
linkup_web_search("comparison of Rust web frameworks performance benchmarks 2025", deep: true)
Common Patterns
Research workflow
linkup_web_searchto discover sourceslinkup_web_fetchon promising URLs for full content
Quick facts
linkup_web_answerfor direct answer with citations
Documentation reading
linkup_web_fetchon known documentation URL
Commands
/linkup:balance- Check remaining API credits