How to Use the Fuel Cost Calculator MCP in Claude

Q: How do I install the Fuel Cost Calculator on Claude Desktop?

Open your claudedesktopconfig.json file and add the configuration block for this MCP. Restart Claude Desktop to see the tools appear in your chat interface.

Get instant road-trip cost math and fuel type comparisons right inside Claude Desktop.

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Connect Fuel Cost Calculator MCP to Claude Desktop

Create your Vinkius account to connect Fuel Cost Calculator to Claude Desktop — we handle the hosting, security, and runtime updates so you don't have to. No server setup required.

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Setup Fuel Cost Calculator with Claude Desktop

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Calculate Trip Expenses in Claude Desktop

Right. So. The `calculate_trip_cost` tool runs directly inside your Claude Desktop chat to instantly calculate your cash outlay for any specific highway route. You feed it your route and vehicle details, and Claude Desktop returns the exact dollar amount needed for your journey. This local integration means you don't have to leave your Claude Desktop workspace to run complex gas mileage math. Claude Desktop processes the route parameters locally through this MCP to give you raw financial figures for your trip in seconds.

Compare Fuel Types with this MCP Server

The `compare_fuel_efficiency` tool determines if ethanol or gasoline gives you a better financial return inside Claude Desktop. It evaluates the regional price difference to show you which fuel saves you more cash per mile on your specific Claude Desktop workspace. Claude Desktop processes these local calculations without sending your private vehicle telemetry to third parties. You get immediate clarity right in your chat window on whether E85 or regular unleaded is the smarter buy at the pump.

Generate Complete Journey Breakdowns

The bottom line? The `get_trip_summary` tool builds a complete overview of your route including total cost metrics and fuel recommendations directly inside Claude Desktop. It pulls together your vehicle efficiency and route data so Claude Desktop can output a single, readable report. Claude Desktop displays this structured output directly in your chat sidebar, making it easy to plan fleet budgets or personal road trips. You get a clear financial picture of your fuel expenses before you start the engine.

Setup guide

Set up Fuel Cost Calculator MCP in Claude Web or Desktop

1

Open Claude Settings

Go to claude.ai, click your profile icon, then navigate to Customize → Connectors.
2

Add Custom Connector

Click the "+" button and select Add custom connector. Paste your Vinkius endpoint URL: https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp Replace [YOUR_TOKEN_HERE] with your token from cloud.vinkius.com. For OAuth-protected servers, expand Advanced settings to add credentials.
3

Start a conversation

Open a new chat. The Fuel Cost Calculator MCP tools are available immediately — no restart needed.

Endpoint URL

https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp

No configuration file needed — paste the URL directly in the Claude web interface.

Available on Free (1 connector), Pro, Max, Team, and Enterprise plans.

Prerequisites

Claude Desktop installed (macOS or Windows)
Active Vinkius subscription with a valid endpoint token

1

Open Claude Desktop Settings

Click the menu icon at the top-left corner, go to Settings → Developer → Edit Config. This opens claude_desktop_config.json in your default text editor.
2

Paste the Fuel Cost Calculator MCP configuration

Copy the JSON snippet on the right into the mcpServers object. Replace [YOUR_TOKEN_HERE] with your endpoint token from cloud.vinkius.com.
3

Restart Claude Desktop

Close and reopen the application. Claude needs a full restart to load new MCPs — refreshing a conversation is not enough.
4

Verify the connection

Open a new conversation. Click the 🔌 icon at the bottom of the message input. You should see tools listed under fuel-cost-calculator-mcp.

json

{
  "mcpServers": {
    "fuel-cost-calculator-mcp": {
      "url": "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp"
    }
  }
}

Get your connection token →

Independent Platform Disclaimer: Vinkius is an independent platform and is not affiliated with, endorsed by, sponsored by, verified by, or otherwise authorized by Fuel Cost Calculator. All third-party trademarks, logos, and brand names are the property of their respective owners. Their use on this website is strictly for informational purposes to identify service compatibility and interoperability.

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Common questions about Fuel Cost Calculator MCP in Claude Desktop

Open your claude_desktop_config.json file and add the configuration block for this MCP. Restart Claude Desktop to see the tools appear in your chat interface.

Yes, the calculations run locally on your machine once the configuration is set up. You don't need an active internet connection to compute basic mileage math.

The tool uses the current localized price data you feed it to calculate the exact E85 versus gasoline parity. Claude Desktop then outputs the cost comparison directly in your chat window.

No, you can run this MCP on both the free and paid tiers of Claude Desktop. You only need to configure the local JSON file to start running calculations.

All route coordinates and vehicle fuel economy metrics remain strictly local on your machine. Claude Desktop processes the math locally, so your private travel itineraries are never shared with external databases.

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