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Claude Desktop

Fortnox MCP Server and API by Cotlet for Claude Desktop

dev.cotlet/fortnox

Fortnox swedish small business accounting MCP server: create invoice, send invoice, create customer.

client:Claude Desktop transport:streamable-http

Install Fortnox MCP Server and API by Cotlet in Claude Desktop

~/Library/Application Support/Claude/claude_desktop_config.json · windows: %APPDATA%\Claude\claude_desktop_config.json

{
  "mcpServers": {
    "fortnox": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-remote",
        "https://cotlet.dev/mcp/v1/fortnox/connect"
      ]
    }
  }
}

Claude Desktop has no remote transport in its config file, so this bridges through mcp-remote. Restart the app after saving. Claude Desktop docs

Fortnox MCP Server and API by Cotlet in other clients