Coincap MCP

What does this server do?

Allows you to query crypto information from coincap's public API - no API keys or registration required

🚀 Quick Start

To get started, add this configuration to your Claude Desktop config file:

MacOS: ~/Library/Application\ Support/Claude/claude_desktop_config.json
Windows: %APPDATA%/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "mongodb": {
      "command": "npx",
      "args": ["coincap-mcp"]
    }
  }
}

Installing via Smithery

To install Coincap for Claude Desktop automatically via Smithery:

npx -y @smithery/cli install coincap-mcp --client claude

Prerequisites

Node.js 18+
npx

Then, launch Claude Desktop and you're ready to go!

Sample Prompts

What is the price of bitcoin?
What are the available crypto assets?
What is the market cap of ethereum?

Tools

Bitcoin Price Tool

Gets price for Bitcoin specifically, it's a simple example of a primitive API call tool

Get Crypto Price Tool

Gets price for any cryptocurrency available on coincap API. It's a good example of how to get mandatory parameter data for your tool calls

List Assets

Gets a list of all crypto assets available in coincap API

Development - local build

To build it locally:

On MacOS: ~/Library/Application Support/Claude/claude_desktop_config.json On Windows: %APPDATA%/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "coincap-mcp": {
      "command": "/path/to/coincap-mcp/build/index.js"
    }
  }
}

Development

Install dependencies:

npm install

Build the server:

npm run build

For development with auto-rebuild:

npm run watch

📜 License

This project is licensed under the MIT License - see the LICENSE file for details.