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io.github.SolvoHQ/openunfurl

by SolvoHQ · remote · no sign-in to list tools · v0.1.0 · published by GitHub user SolvoHQ

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

Read only
CompareRegistry entry

1 tool: 1 only read.

Scanned Oct 21, 2026

No check matched anything in the tool definitions. No finding is not a safety guarantee. How the checks work.

claude mcp add --transport http openunfurl https://openunfurl.vercel.app/api/mcp

Tools

Open a tool for its reasons and full description. Descriptions are the publisher's own words, shown as they are.

1 tool

Only reads 1Claude Code: allow
  • unfurlFetch clean link-preview metadata (title, description, image, siteName, favicon, oembed) for any public URL.No findings

    Why it is in this group

    • The description's first verb is "fetch": a word for reading.
    Description, as the server wrote it
    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).

    Annotations the server declares

    • readOnlyHint: true
    • openWorldHint: true
    • destructiveHint: false
    • idempotentHint: true

This is not a safety rating, and no finding is not a safety guarantee. The groups and findings come from fixed checks of the tool definitions the server returned on the date shown, not from its code or what it does when called. How the checks work.

Install

Pinned to version 0.1.0. Values in angle brackets are yours to fill in.

claude mcp add --transport http openunfurl https://openunfurl.vercel.app/api/mcp

Run in a terminal.

Claude Code permissions

Allow the reads, ask before a change, deny the deletes. Paste into .claude/settings.json.

.claude/settings.json
{
  "permissions": {
    "allow": [
      "mcp__openunfurl__unfurl"
    ],
    "ask": [],
    "deny": []
  }
}

Tools that only read are allowed, tools that change things ask first, tools that delete or cancel are denied. It assumes the server is installed as openunfurl. Review it before you use it.