How to Use the NREL Energy Data MCP in Claude

Get live NREL Energy Data straight inside Claude Desktop to model solar potential and fuel infrastructure for your next project.

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Connect NREL Energy Data MCP to Claude Desktop

Create your Vinkius account to connect NREL Energy Data to Claude Desktop and route execution through our secure gateway. The platform manages server hosting, runtime updates, and security layers. Configuration requires no manual server provisioning.

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Setup NREL Energy Data with Claude Desktop

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Analyze renewable resources in Claude Desktop

Feed solar and geothermal data directly into your chat. Use `get_solar_resource` and `get_geothermal_resource` to pull raw environmental metrics into your current conversation. Stop guessing about site viability. You get the actual numbers from national research databases to inform your architectural or engineering decisions immediately.

Track utility costs and fuel stations

Query `get_utility_rates` and `list_alt_fuel_stations` to map out the financial and logistical reality of a site. You will see exactly what the power grid and refueling landscape looks like. This MCP Server provides the granular details you need to build realistic models. No more hunting through government websites when the data is already waiting in your sidebar.

Run solar production estimates

Calculate output projections using `get_pvwatts_estimates` without leaving your workspace. The tool handles the heavy lifting so you can focus on the system design. Input your coordinates and get the expected kilowatt-hours back in seconds. It is the fastest way to validate your energy assumptions against real-world research.

Setup guide

Set up NREL Energy Data 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 NREL Energy Data 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 NREL Energy Data 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 nrel-energy-data-mcp.

json

{
  "mcpServers": {
    "nrel-energy-data-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 NREL. 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 NREL Energy Data MCP in Claude Desktop

You add the server details to your configuration file. Once the MCP Server is registered, you will see the hammer icon in your chat input to verify it is active.

Yes. You can prompt the agent to compare utility rates and solar radiation for specific locations. It uses the tools to fetch current data points for your analysis.

No. The connection stays local to your machine via the stdio protocol. Your specific site queries remain private to your local instance.

The agent will report the error code returned by the API. You can then ask it to retry or check the parameters of your request.

Your data stays on your local machine. The MCP Server only communicates with the NREL API to get the specific information you request.

Use it with your favorite AI tools

Connect this server to Cursor, Claude, VS Code, and more.

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