Coincap MCP

Coincap MCP

Query live cryptocurrency data through Coincap's public API for desktop AI tools.

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Coincap MCP provides seamless access to cryptocurrency market data from Coincap's public API without requiring API keys or registration. Designed to integrate with Claude Desktop using the Model Context Protocol (MCP), it enables users to query crypto asset prices, market capitalization, and a list of available assets. Installation and configuration are streamlined through Smithery or direct setup. The tool includes sample prompts and exposes specialized tools for crypto price lookup and asset listing.

Key Features

Fetches real-time prices for Bitcoin and other cryptocurrencies
Lists all available crypto assets from Coincap API
Retrieves market capitalization for cryptocurrencies
No API key or registration needed
Compatible with Claude Desktop via MCP
Easy installation with Smithery CLI
Sample prompts and tools for quick queries
Works with Node.js via NPX command
Simple local development and build process
Supports both MacOS and Windows configurations

Use Cases

Querying the current price of digital assets like Bitcoin or Ethereum
Listing all supported cryptocurrencies available via Coincap
Fetching market capitalization information for specific cryptocurrencies
Integrating up-to-date crypto data into Claude Desktop workflows
Enabling AI models or users to retrieve crypto stats without account creation
Automating cryptocurrency data retrieval in business or personal dashboards
Learning about crypto market tools with practical API examples
Quick installation and setup of crypto data server for desktop AI tools
Local development and customization of crypto query tools
Building or testing context-aware AI applications with reliable crypto data

README

Coincap MCP

smithery badge

What does this server do?

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

πŸš€ 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

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

Installing via Smithery

To install Coincap for Claude Desktop automatically via Smithery:

bash
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

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

Development

Install dependencies:

bash
npm install

Build the server:

bash
npm run build

For development with auto-rebuild:

bash
npm run watch

πŸ“œ License

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

Star History

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Repository Details

Language TypeScript
Default Branch main
Size 39 KB
Contributors 2
License MIT License
MCP Verified Nov 12, 2025

Programming Languages

TypeScript
66.11%
JavaScript
23.49%
Dockerfile
10.39%

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