What is the key difference between 1Lookup and Clawcall?

1Lookup belongs to the Developer Tools category with cloud HTTP/SSE execution, while Clawcall belongs to the Developer Tools category with cloud HTTP/SSE execution.

How do I install 1Lookup or Clawcall 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 1Lookup and Clawcall free or paid?

1Lookup operates under a Free / Open Source model (No auth required). Clawcall operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

1Lookup lists 0 tools with 0 views and 0 GitHub stars. Clawcall lists 0 tools with 0 views and 7 GitHub stars.

Can I use both 1Lookup and Clawcall 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

1Lookup vs Clawcall

In-depth architectural comparison of the 1Lookup and Clawcall 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

1Lookup

Developer Tools · Remote HTTP/SSE

Quality: 41/100 (Fair) | Auth: No auth required

Clawcall

Developer Tools · Remote HTTP/SSE

Quality: 44/100 (Fair) | Auth: No auth required

Verdict Summary: Choose 1Lookup if you need specialized Developer Tools tools running via a hosted cloud SSE transport. Choose Clawcall 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 1Lookup 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).

Explore 1Lookup Details

Choose Clawcall 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).

Explore Clawcall Details

Feature & Specification Comparison

Specification	1 1Lookup Developer Tools	Clawcall Developer Tools
Summary	Verify phone numbers, emails and IPs, and check remaining plan credits.	MCP server for ClawCall — AI-powered US phone calling.
Category & Scope	Developer Tools	Developer Tools
Quality signal

Tools & Capabilities Breakdown

1Lookup Tools (0)

No explicit tool names declared in metadata yet. Check project README on main listing page.

Clawcall Tools (0)

No explicit tool names declared in metadata yet. Check project README on main listing page.

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).

1Lookup Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "1lookup": {
      "url": "https://www.1lookup.io/products/mcp"
    }
  }
}

Clawcall Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "clawcall": {
      "url": "https://api.clawcall.dev/mcp"
    }
  }
}

Frequently Asked Questions

1Lookup is categorized under Developer Tools and uses a remote streaming HTTP/SSE transport. In contrast, Clawcall belongs to Developer Tools using remote streaming HTTP/SSE transport. Select 1Lookup when you need capabilities focused on developer tools and Clawcall when you require tools for developer tools.

More alternatives to 1Lookup More alternatives to Clawcall Developer Tools category hub