What is the key difference between LastSearch and Smithsonian?

LastSearch belongs to the Developer Tools category with local stdio execution, while Smithsonian belongs to the Developer Tools category with cloud HTTP/SSE execution.

How do I install LastSearch or Smithsonian 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 LastSearch and Smithsonian free or paid?

LastSearch operates under a Free / Open Source model (No auth required). Smithsonian operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

LastSearch lists 13 tools with 0 views and 20 GitHub stars. Smithsonian lists 2 tools with 0 views and 0 GitHub stars.

Can I use both LastSearch and Smithsonian 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

LastSearch vs Smithsonian

In-depth architectural comparison of the LastSearch and Smithsonian 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

LastSearch

Developer Tools · Local stdio

Quality: 57/100 (Good) | Auth: No auth required

Smithsonian

Developer Tools · Remote HTTP/SSE

Quality: 47/100 (Fair) | Auth: No auth required

Verdict Summary: Choose LastSearch if you need specialized Developer Tools tools running via a local process. Choose Smithsonian if your workspace requires Developer Tools integration with remote web transport. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose LastSearch when:

You need dedicated capabilities in the Developer Tools domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Primary tools included: search, open, extract.

Explore LastSearch Details

Choose Smithsonian when:

You need dedicated capabilities in the Developer Tools domain.
You prefer remote streaming HTTP/SSE transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Primary tools included: search, object.

Explore Smithsonian Details

Feature & Specification Comparison

Specification	LastSearch Developer Tools	S Smithsonian Developer Tools
Summary	Evidence-backed web research for AI agents with citations and confidence scores.	Smithsonian Open Access MCP.
Category & Scope	Developer Tools	Developer Tools
Quality signal

Tools & Capabilities Breakdown

LastSearch Tools (13)

Search the web for information on any topic

open

Fetch and parse a web page into clean text

extract

Extract structured claims from a page

answer

Full pipeline: search + extract + cite. `depth`: `"fast"`, `"thorough"`, or `"deep"

compare

Compare raw LLM vs evidence-backed answer

clarity

Anti-hallucination answer engine — three modes: prompt (prompts only), answer (LLM), verified (LLM + web fusion)

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).

LastSearch Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "lastsearch": {
      "command": "npx",
      "args": [
        "-y",
        "lastsearch"
      ]
    }
  }
}

Smithsonian Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "smithsonian": {
      "url": "https://pipeworx.io"
    }
  }
}

Frequently Asked Questions

LastSearch is categorized under Developer Tools and uses a local stdio subprocess. In contrast, Smithsonian belongs to Developer Tools using remote streaming HTTP/SSE transport. Select LastSearch when you need capabilities focused on developer tools and Smithsonian when you require tools for developer tools.