What is the key difference between Mcp and AgentSIM?

Mcp belongs to the Developer Tools category with local stdio execution, while AgentSIM belongs to the Developer Tools category with local stdio execution.

How do I install Mcp or AgentSIM 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 Mcp and AgentSIM free or paid?

Mcp operates under a Free / Open Source model (No auth required). AgentSIM operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

Mcp lists 0 tools with 0 views and 0 GitHub stars. AgentSIM lists 0 tools with 0 views and 0 GitHub stars.

Can I use both Mcp and AgentSIM 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.

How do I install Mcp or AgentSIM in Claude Desktop, Cursor, or Windsurf?

Both servers follow the standard Model Context Protocol configuration format. Simply copy the JSON block from the configuration section above and paste it into your AI client's mcpServers configuration object (for instance in claude_desktop_config.json or ~/.cursor/mcp.json ), then completely restart or refresh the application.

Are Mcp and AgentSIM free to use, or do they require API keys?

Mcp is listed under a Free / Open Source model with No auth required . AgentSIM operates under a Free / Open Source model with No auth required . If environment variables are required (such as API keys), be sure to define them under the env key in your MCP client's configuration file.

Can I run both Mcp and AgentSIM at the same time in my AI client?

Yes! MCP clients support multi-server orchestration. You can include both mcp-165 and agentsim as distinct keys inside the single mcpServers object in your configuration file. Your AI assistant will automatically select and call the appropriate tool from either server during chat sessions.

Which MCP server has higher directory engagement and quality ratings?

On AllMCPs, Mcp has a Quality Score of 32 /100 ( Emerging ) with 0 views, 0 installs, and 0 GitHub stars. AgentSIM holds a Quality Score of 27 /100 ( Emerging ) with 0 views, 0 installs, and 0 GitHub stars.

Side-by-Side Model Context Protocol Comparison

Mcp vs AgentSIM

In-depth architectural comparison of the Mcp and AgentSIM 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

Mcp

Developer Tools · Local stdio

Quality: 32/100 (Emerging) | Auth: No auth required

AgentSIM

Developer Tools · Local stdio

Quality: 27/100 (Emerging) | Auth: No auth required

Verdict Summary: Choose Mcp if you need specialized Developer Tools tools running via a local process. Choose AgentSIM if your workspace requires Developer Tools integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose Mcp 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).

Explore Mcp Details

Choose AgentSIM 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).

Explore AgentSIM Details

Feature & Specification Comparison

Specification	M Mcp Developer Tools	A AgentSIM Developer Tools
Summary	Real SIM-backed mobile numbers for AI agents to receive SMS and OTP codes.	Real SIM-backed phone numbers for AI agents — autonomous OTP capture, no VoIP, no human steps.
Category & Scope	Developer Tools	Developer Tools
Quality signal

Tools & Capabilities Breakdown

Mcp Tools (0)

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

AgentSIM 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).

Mcp Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "mcp-165": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-165"
      ]
    }
  }
}

AgentSIM Configuration

mcpServers (Claude Desktop / Cursor)

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

Frequently Asked Questions

Mcp is categorized under Developer Tools and uses a local stdio subprocess. In contrast, AgentSIM belongs to Developer Tools using local stdio subprocess. Select Mcp when you need capabilities focused on developer tools and AgentSIM when you require tools for developer tools.

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