n8n-nodes-linkup-so

This is an n8n community node that integrates the Linkup API into your n8n workflows. Linkup is a web search engine designed specifically for AI applications, providing reliable and factual grounding data for LLMs.

n8n is a fair-code licensed workflow automation platform.

Table of Contents:

• Installation
• Operations
• Credentials
• Compatibility
• Resources

Installation

Follow the installation guide in the n8n community nodes documentation.

Community nodes are installed from npm. The package name is: n8n-nodes-linkup-so

Operations

This node provides two main operations for interacting with the Linkup API:

Search

Perform web searches and retrieve context for AI grounding. The search operation returns relevant web content that can be used to ground your AI responses with factual information.

Configuration Options:

• Query (required): Your natural language search question
• Depth (required): Choose search precision level
  • Standard: Fast search for straightforward queries (costs 1 credit per search)
  • Deep: Comprehensive search for complex queries requiring detailed analysis (costs 10 credits per search)
• Output Type (required): Select the response format
  • Sourced Answer: Returns a concise answer with source citations
  • Search Results: Returns a list of relevant documents
  • Structured: Returns data according to a custom JSON schema you define

Optional Filters:

• Date range filtering (from/to dates)
• Domain inclusion/exclusion lists
• Include images in results
• Inline citations (for sourced answers)
• Include sources (for structured output)

Fetch

Fetch and convert any webpage to markdown format. This operation retrieves webpage content and converts it to clean, structured markdown.

Configuration Options:

• URL (required): The webpage URL you want to fetch
• Render JavaScript (optional): Enable JavaScript rendering for dynamic content
• Extract Images (optional): Extract and include image references from the page
• Include Raw HTML (optional): Include the original HTML alongside the markdown

Credentials

This node uses API key authentication to connect to the Linkup API.

Getting Your API Key

1. Create a free account at https://app.linkup.so
2. Navigate to your account settings or API section
3. Generate or copy your API key
4. In n8n, create a new Linkup API credential
5. Paste your API key into the credential field

Note: When you test your credentials in n8n, the node verifies your API key by checking your account balance. This validation does not consume any credits.

API Key Security

• Your API key is stored securely by n8n
• The key is transmitted using Bearer token authentication
• Never share your API key or commit it to version control

For more information on obtaining and managing your API key, refer to the Linkup quickstart guide.

Compatibility

• Minimum n8n version: 1.60.0 or later
• n8n API version: 1 (declarative routing)

Usage Tips

Credit Management

• Monitor your credit usage with the standard vs. deep search options
• Use standard depth for simple queries to save credits
• Reserve deep searches for complex questions requiring comprehensive analysis

Search Output Types

• Sourced Answer: Best for getting quick, factual answers with citations
• Search Results: Best for gathering multiple sources for further processing
• Structured: Best when you need data in a specific format for downstream integrations

Combining Operations

You can combine Search and Fetch operations in your workflows:

1. Use Search to find relevant URLs
2. Use Fetch to retrieve full content from those URLs
3. Process the markdown content with other n8n nodes

Resources

• n8n community nodes documentation
• Linkup official website
• Linkup API documentation
• Linkup quickstart guide
• Linkup API reference

License

MIT

Support

For issues with this n8n node, please open an issue on GitHub.

For Linkup API support, contact: support@linkup.so