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Massive.com (Polygon.io) market data MCP server

Finance and analyst teams who want to pull market data into an AI conversation and analyse it there.

  • Recommendedour rating
  • 396gitHub stars
  • MITlicence
  • 3 days agolast update
claude mcp add massive -e MASSIVE_API_KEY=<your_api_key_here> -e HOME=<your_home_directory> -- <path_to_mcp_massive>
README.md

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What it does

An MCP server that gives your AI client access to the Massive.com financial data API, formerly Polygon.io. It exposes three tools, search, call and query, which cover stocks, indices, forex, options and more. Results can be stored in an in-memory SQLite database for further analysis. The project is marked as experimental.

Use cases

  1. 01Fetch historical prices for a list of stocks
  2. 02Compare forex pairs over a chosen period
  3. 03Load options data and query it with SQL

Questions about
Massive.com (Polygon.io) market data MCP server.

What is Massive.com (Polygon.io) market data MCP server used for?

Finance and analyst teams who want to pull market data into an AI conversation and analyse it there. An MCP server that gives your AI client access to the Massive.com financial data API, formerly Polygon.io. It exposes three tools, search, call and query, which cover stocks, indices, forex, options and more. Results can be stored in an in-memory SQLite database for further analysis. The project is marked as experimental.

How do I install Massive.com (Polygon.io) market data MCP server?

Run this in your terminal: claude mcp add massive -e MASSIVE_API_KEY=<your_api_key_here> -e HOME=<your_home_directory> -- <path_to_mcp_massive>

Is Massive.com (Polygon.io) market data MCP server open source?

Yes. The code is on GitHub (massive-com/mcp_massive) under the MIT licence.

Is Massive.com (Polygon.io) market data MCP server safe to use?

It passed our automatic scan for credential theft, hidden instructions and risky install commands. Third party open source software. Sabemos AI does not maintain it. Check the code and permissions before you connect it to company data.