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Polygon MCP Server

@jwaresolutions

Repository

Basic information

Category

Other

Transports

stdio

Author

jwaresolutions

About Polygon MCP Server

No overview available yet

#polygon-mcp-server#market-data#api-tools

Polygon MCP Server config

Add this server to your MCP-compatible client using the configuration below.

{
  "mcpServers": {
    "polygon": {
      "command": "node",
      "args": [
        "/path/to/polygon-server/build/index.js"
      ],
      "env": {
        "POLYGON_API_KEY": ""
      }
    }
  }
}

Polygon MCP Server tools

Tool list not available yet

This listing does not currently have a tool list to display. This does not mean the server has no tools; check its documentation for supported capabilities.

We auto-extract tools from the README. The maintainer can list them under a ## Tools heading to populate this section.

Overview

What is Polygon MCP Server?

Polygon MCP Server is a Model Context Protocol (MCP) server that provides tools for interacting with the Polygon.io API to access market data, including real-time quotes, historical aggregates, ticker details, news, and market status. It is intended for developers building AI-powered financial applications.

How to use Polygon MCP Server?

  1. Clone the repository, install dependencies with npm install, build the server with npm run build, and configure the POLYGON_API_KEY environment variable. Then add the server to your MCP settings file with the path to the built index.js. Invoke tools by sending JSON requests specifying the tool name and arguments (e.g., "get_market_status", "get_ticker_details").

Key features of Polygon MCP Server

  • Get details about a ticker symbol
  • Get real-time quote for a ticker
  • Get aggregate bars for a ticker
  • Get daily open/close prices
  • Check if markets are open
  • Get news articles for a ticker
  • Search/list available tickers
  • Get snapshot of ticker(s)

Use cases of Polygon MCP Server

  • Fetch current market status to decide trading hours
  • Retrieve historical price data for backtesting
  • Get real-time quotes for portfolio monitoring
  • Look up news articles related to a specific stock
  • Search for tickers based on criteria

Frequently asked questions

1

What data does Polygon MCP Server provide?

It provides access to Polygon.io API endpoints for ticker details, real-time quotes, historical aggregates, daily open/close, market status, news, ticker search, and snapshots.

2

How do I install and run the server?

Clone the repo, run `npm install`, then `npm run build`. Set the `POLYGON_API_KEY` environment variable and configure your MCP client to use the compiled `index.js` as a server.

3

What are the system requirements?

The server requires Node.js to run (implied by `npm` commands) and a valid Polygon.io API key. No other dependencies are explicitly listed.

4

Where does the data come from?

All data is retrieved from the Polygon.io API. The server does not store any data locally.

5

How do I handle authentication?

Provide your Polygon.io API key via the `POLYGON_API_KEY` environment variable in the MCP settings configuration.

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