What is the key difference between Unblink and Activitypub MCP?

Unblink belongs to the Search & Data Extraction category with cloud HTTP/SSE execution, while Activitypub MCP belongs to the Search & Data Extraction category with local stdio execution.

How do I install Unblink or Activitypub MCP in Claude Desktop or Cursor?

Copy the mcpServers JSON configuration snippet provided on this page into your claude_desktop_config.json or ~/.cursor/mcp.json file and restart your AI client.

Are Unblink and Activitypub MCP free or paid?

Unblink operates under a Free / Open Source model (No auth required). Activitypub MCP operates under a Free / Open Source model (API Key required).

Which MCP server has more tools and community activity?

Unblink lists 18 tools with 1 views and 7 GitHub stars. Activitypub MCP lists 18 tools with 2 views and 17 GitHub stars.

Can I use both Unblink and Activitypub MCP together in the same MCP host?

Yes! MCP hosts like Claude Desktop, Cursor, Windsurf, Cline, and VS Code support configuring multiple servers under the mcpServers object simultaneously.

Side-by-Side Model Context Protocol Comparison

Unblink vs Activitypub MCP

In-depth architectural comparison of the Unblink and Activitypub MCP MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

At a Glance & Executive Verdict

Unblink

Search & Data Extraction · Remote HTTP/SSE

Quality: 52/100 (Good) | Auth: No auth required

Activitypub MCP

Search & Data Extraction · Local stdio

Quality: 65/100 (Great) | Auth: API Key required

Verdict Summary: Choose Unblink if you need specialized Search & Data Extraction tools running via a hosted cloud SSE transport. Choose Activitypub MCP if your workspace requires Search & Data Extraction integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose Unblink when:

You need dedicated capabilities in the Search & Data Extraction domain.
You prefer remote streaming HTTP/SSE transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Primary tools included: read, browse, links.

Explore Unblink Details

Choose Activitypub MCP when:

You need dedicated capabilities in the Search & Data Extraction domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: API Key required (Free / Open Source).
You have access to required keys: ACTIVITYPUB_ENABLE_WRITES, ACTIVITYPUB_DEFAULT_INSTANCE, ACTIVITYPUB_DEFAULT_TOKEN.
Primary tools included: discover-actor, discover-instances, fetch-timeline.

Feature & Specification Comparison

Specification	Unblink Search & Data Extraction	Activitypub MCP cameronrye Search & Data Extraction
Summary	Pure-Go browser for AI: fetch pages, render JS without Chromium, return clean Markdown over MCP.	A comprehensive MCP server that enables LLMs to explore and interact with the Fediverse through ActivityPub protocol. Features WebFinger discovery, timeline fetching, instance exploration, and cross-platform support for Mastodon, Pleroma, Misskey, and other ActivityPub servers.
Category & Scope	Search & Data Extraction

Tools & Capabilities Breakdown

Unblink Tools (18)

read

Main content (`mode=article`, default) or whole page (`full`) as Markdown, paginated via cursor. `format=raw_html` returns the unreduced source (optionally scoped by a CSS `selector`) — the escape hatch for scripts/forms/SSR-embedded JSON that reduction strips; `format=text` returns visible plain t…

browse

Cheap orientation: title, description, lang, heading outline, link/form/image counts, excerpt, semantic region map, plus `llms_txt`/`robots` presence hints. Also returns a `collections` inventory — auto-detected repeating record-sets (product lists, search results, table-like rows), each with a rea…

links

The page's links (text + absolute href), optionally filtered. `limit` defaults to 200 (cap 1000); `total`/`truncated` report the rest.

forms

The page's forms and their fields (name, type, required, options).

find

Matching text snippets with the heading path locating each.

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

Unblink Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "unblink": {
      "url": "https://api.example.com"
    }
  }
}

Activitypub MCP Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "cameronrye-activitypub-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "activitypub-mcp"
      ],
      "env": {
        "ACTIVITYPUB_ENABLE_WRITES": "YOUR_ACTIVITYPUB_ENABLE_WRITES_HERE",
        "ACTIVITYPUB_DEFAULT_INSTANCE": "YOUR_ACTIVITYPUB_DEFAULT_INSTANCE_HERE",
        "ACTIVITYPUB_DEFAULT_TOKEN": "YOUR_ACTIVITYPUB_DEFAULT_TOKEN_HERE"
      }
    }
  }
}

Frequently Asked Questions

Unblink is categorized under Search & Data Extraction and uses a remote streaming HTTP/SSE transport. In contrast, Activitypub MCP belongs to Search & Data Extraction using local stdio subprocess. Select Unblink when you need capabilities focused on search & data extraction and Activitypub MCP when you require tools for search & data extraction.

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