How to Use the Finance Toolkit MCP in VS Code Copilot

Q: How do we deploy the Finance Toolkit across a team in VS Code Copilot?

Create a .vscode/mcp.json MCP configuration file in your repository root and commit it. Every team member with the Copilot extension will automatically get access to the tools.

Q: Can VS Code Copilot use the Finance Toolkit for unit test verification?

Yes, your agent can call calculatecompoundinterest to verify expected outputs against your test suite.

Q: What amortization types are supported?

The calculateamortization tool supports both SAC (Constant Amortization System) and PRICE (French Amortization System) tables.

Equip your team with precise financial calculation tools inside VS Code Copilot using this shared MCP Server config.

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Connect Finance Toolkit MCP to VS Code Copilot

Create your Vinkius account to connect Finance Toolkit to VS Code Copilot 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 Finance Toolkit with VS Code Copilot

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Standardize team financial math in VS Code Copilot

The `calculate_amortization` and `calculate_compound_interest` tools ensure every developer on your team calculates schedules the same way. By committing the MCP configuration to your repo, every developer gets access to identical financial formulas. This ensures everyone calculates SAC and PRICE schedules the same way. No more subtle discrepancies between developer environments.

Validate simple and compound interest formulas

The `calculate_simple_interest` tool lets Copilot run linear interest checks instantly. Let Copilot write and verify your financial logic. It cuts out the guesswork when building ledger systems. You get fast, reliable outputs directly in your editor.

Run ROI calculations at the team level

The `calculate_roi` tool gives your agent instant access to return percentages inside your terminal or editor chat. Check investment returns directly inside your terminal or editor chat. It makes code reviews and financial modeling sessions highly efficient. Your team works with real math, not placeholder stubs.

Setup guide

Set up Finance Toolkit MCP in VS Code Copilot

Prerequisites

VS Code 1.99 or later with GitHub Copilot extension
Active Vinkius subscription with a valid endpoint token

1

Open MCP configuration

Open the Command Palette (Cmd+Shift+P / Ctrl+Shift+P) and run "MCP: Add Server". Select HTTP (Streamable) as the server type. VS Code will create .vscode/mcp.json in your workspace.
2

Add the Finance Toolkit MCP

Paste the JSON snippet shown on the right into your .vscode/mcp.json. Replace [YOUR_TOKEN_HERE] with your endpoint token from cloud.vinkius.com.
3

Switch to Agent mode

Open Copilot Chat (Cmd+Shift+I / Ctrl+Shift+I) and switch to Agent mode using the dropdown. MCP tools are only available in Agent mode — they do not appear in Edit or Ask modes.
4

Verify the connection

In the Copilot Chat input, type # to list available tools. You should see the Finance Toolkit tools listed. Try asking: "List my recent Finance Toolkit transactions" and Copilot will invoke them automatically.

.vscode/mcp.json

{
  "mcpServers": {
    "finance-toolkit-mcp": {
      "url": "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp"
    }
  }
}

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Common questions about Finance Toolkit MCP in VS Code Copilot

Create a `.vscode/mcp.json` MCP configuration file in your repository root and commit it. Every team member with the Copilot extension will automatically get access to the tools.

Yes, your agent can call `calculate_compound_interest` to verify expected outputs against your test suite.

No. All calculations are executed locally within the sandbox. Your proprietary interest rates and principal figures remain secure on your machine.

The `calculate_amortization` tool supports both SAC (Constant Amortization System) and PRICE (French Amortization System) tables.

The server only receives raw numbers representing loan amounts, interest rates, and compounding intervals. It has no access to your files, personal financial records, or credentials.

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