Splitwise MCP Server: Install & Setup

Install Splitwise in Claude Code

Claude Code

claude mcp add splitwise -e SPLITWISE_API_KEY=... -- npx -y splitwise-mcp

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

{
  "mcpServers": {
    "splitwise": {
      "command": "npx",
      "args": [
        "-y",
        "splitwise-mcp"
      ],
      "env": {
        "SPLITWISE_API_KEY": "..."
      }
    }
  }
}

Replace each ... with your own value.

Frequently asked questions

What does the Splitwise MCP server do?

Splitwise expense and group management for Claude — shared expenses, settle up, friends

Is the Splitwise 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 Splitwise run locally or remotely?

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

How do I add Splitwise to Claude Code?

Run: claude mcp add splitwise -e SPLITWISE_API_KEY=... -- npx -y splitwise-mcp

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