Securities prices MCP server sample

This is a sample of an MCP server that publishes securities related information
as MCP tools. It is based on the C# MCP SDK samples here.

Running the sample in Claude for Desktop

1. Clone the repo and open the root directory in VS Code.
1. Build the solution with dotnet build.
1. Follow the instructions here
to configure Claude for Desktop to load your server; the mcpServers
section should contain a snippet like this:

    "securities": {

        "command": "dotnet",

        "args": [

            "run",

            "--project",

            "<path>\\mcp-investments-sample\\mcp-server",

            "--no-build"

        ]

    }

Tools

- GetCurrentSecurityInfo gets current price, volume, etc. information for the
supplied ticker symbol.
- GetSecuritiesBySector gets information for all securities in the given sector.
- GetHistoricalData gets historical price, volume, etc. information for a
ticker symbol between the provided dates.
- GetSectorPerformance gets price movement and average volume for a sector.

Using these tools, you can ask Claude questions such as

> "How does AAPL's current
price compare with sector performance?"

Data is loaded from static json files in the ./api/Data directory.