How to Use the Fundamental Math MCP in Claude

Q: How do I install the Fundamental Math MCP Server on Claude Desktop?

Open your local configuration file at claudedesktopconfig.json and add the server to your mcpServers list. Once you save and restart the app, the tools are ready to use in any chat.

Q: Can Claude Desktop use Fundamental Math for large factorials?

Yes. The calculatefactorial tool handles integer calculations locally on your machine. However, standard JavaScript limits apply, so values above 170 will return infinity.

Stop letting Claude guess numbers. Run exact local calculations directly inside Claude Desktop with this zero-latency math engine.

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Connect Fundamental Math MCP to Claude Desktop

Create your Vinkius account to connect Fundamental Math 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 Fundamental Math with Claude Desktop

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Stop math hallucinations in Claude Desktop

The `calculate_percentage` tool stops your AI client from hallucinating financial ratios and math outputs during chats. This simple MCP tool runs locally to get absolute precision on every single calculation. This means you get exact numbers instantly. When analyzing a balance sheet or a CSV export in your chat window, the system passes raw inputs directly to the local runner, returning the correct math without network delays.

Run instant local proportions and ratios

The `calculate_rule_of_three` tool resolves proportional scaling and ratio conversions inside your workspace. Claude Desktop triggers this tool when you ask it to scale server resources, adjust recipe ingredients, or convert currencies based on a known ratio. Doing this locally removes the risk of decimal drift. Your agent handles the logic while the local engine executes the raw math in under a millisecond, giving you deterministic outputs every single run.

Compute complex powers and roots without code

The `calculate_power` and `calculate_square_root` tools handle exponential growth calculations and standard deviations on your machine. You do not need to write custom Python scripts or open a calculator app to verify what the agent outputs. By executing these operations through the MCP Server, your editor stays focused on the conversation. It handles the heavy lifting of exponents and roots natively, keeping your local CPU usage low and your workflows fast.

Setup guide

Set up Fundamental Math 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 Fundamental Math 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 Fundamental Math 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 fundamental-math-mcp.

json

{
  "mcpServers": {
    "fundamental-math-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 math-fundamental. 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 Fundamental Math MCP in Claude Desktop

Open your local configuration file at `claude_desktop_config.json` and add the server to your `mcpServers` list. Once you save and restart the app, the tools are ready to use in any chat.

Yes. The `calculate_factorial` tool handles integer calculations locally on your machine. However, standard JavaScript limits apply, so values above 170 will return infinity.

Claude is a language model, not a calculator. Using this MCP Server guarantees that basic math operations are calculated deterministically rather than guessed by predicting tokens.

No. Every single mathematical operation runs locally on your computer. You can compute square roots and percentages entirely offline without sending data to external APIs.

This server runs entirely in a local sandbox on your machine. Your raw mathematical inputs, like percentages and integers, never leave your local environment and are never stored or sent to third-party databases.

Use it with your favorite AI tools

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