Whatif MCP Server: Install & Setup

Install Whatif in Claude Code

Claude Code

claude mcp add --transport http whatif https://sim.pflow.xyz/mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "whatif": {
      "url": "https://sim.pflow.xyz/mcp"
    }
  }
}

Frequently asked questions

What does the Whatif MCP server do?

Conversational what-if simulation: build, diagnose and compare Petri-net models; CC0 catalog.

Is the Whatif MCP server free?

The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.

Does Whatif run locally or remotely?

Remote. Hosted by the provider. You connect with a URL, nothing to install.

How do I add Whatif to Claude Code?

Run: claude mcp add --transport http whatif https://sim.pflow.xyz/mcp

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