MCP MeasureMCP Measure

index observed

openunfurl

Zero-signup anonymous link-unfurl API. One GET returns clean JSON metadata for any public URL.

Should I use this

Quality & Safety

A
Description quality
100%
Schema completeness
100%
Naming quality
80%
Poisoning risk
100%
Permission match
100%
Protocol compliance
100%

Based on automated analysis of tool definitions and protocol compliance.

Context Cost

~120Tokens (tool definitions)
~351 BTypical response size
Minimal attention impact (0.09% of 128k context)

This is the approximate number of tokens consumed each time the server's tools are loaded into a model's context. Higher counts reduce the attention available for other tasks.

Install

One-Click Install

Add this to your `claude_desktop_config.json` file:

{
  "mcpServers": {
    "openunfurl": {
      "url": "https://openunfurl.vercel.app/api/mcp"
    }
  }
}

Remote endpoints

https://openunfurl.vercel.app/api/mcpstreamable-http

What it can do

Tool inventory

Tools (1)

🟢 Read-only🟡 Write🔴 Delete⚪ Unknown
🟢unfurl(url)

Fetch clean link-preview metadata (title, description, image, siteName, favicon, oembed) for any public URL. No signup, no API key. Static-HTML parse only (no JS/SPA render).

Input Schema

{
  "type": "object",
  "properties": {
    "url": {
      "type": "string",
      "description": "The http(s) URL to unfurl"
    }
  },
  "required": [
    "url"
  ]
}

Community

Rate this Server

Evidence

Recent observations

verifiedversion not recorded1 tools
verifiedversion not recorded1 tools