MCP Servers

MCP Market

mason-aug

Research & Data

README

MCP Market

A Model Context Protocol server with tools for accessing cryptocurrency market data from CoinGecko.

Setup

Install dependencies:
```
npm install
```
Create an .env file in the root directory and add your CoinGecko API key:
```
# API Keys
COINGECKO_API_KEY=your_coingecko_api_key_here
```
Build the project:
```
npm run build
```
Run the server:
```
npm start
```

Available Tools

getCoinMarketChart

Gets historical market chart data for a specific cryptocurrency, including price, market cap, and volume.

Parameters (all validated with Zod):

coinId (optional): The ID of the coin to fetch data for (e.g., 'bitcoin', 'ethereum'). Defaults to 'bitcoin'.
vsCurrency (optional): The currency to display prices in (e.g., 'usd', 'eur', 'jpy'). Defaults to 'usd'.
days (optional): Number of days of data to retrieve (e.g., '1', '14', '30', '90', 'max'). Defaults to '30'.
interval (optional): Data interval. Leave empty for automatic selection based on time range.

Example usage:

{
  "coinId": "ethereum",
  "vsCurrency": "usd",
  "days": "7"
}

CoinGecko API Documentation

For more information on the CoinGecko API, see the official documentation:

Development

For development with auto-recompilation:

npm run dev

Features

Implements the Model Context Protocol (MCP)
Written in TypeScript
Uses stdio for communication
Provides cryptocurrency market data via CoinGecko API
Parameter validation with Zod

Implementation Details

This server uses the @modelcontextprotocol/sdk to create an MCP server that:

Communicates via stdio
Provides historical market chart data for cryptocurrencies
Follows the ES Module pattern
Validates input parameters using Zod schemas

Extending the Server

To extend this server:

Add more tools by using the server.tool() method
Implement additional CoinGecko API endpoints
Experiment with other transport methods like HTTP or WebSockets

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