QuantGeekDev/coincap-mcp
Free使用 CoinCap 公共 API 的实时加密货币市场数据集成，无需 API Key 即可访问价格和市场信息。
FreeFree tier
About QuantGeekDev/coincap-mcp
Coincap MCP is an open-source Model Context Protocol server that provides real-time cryptocurrency market data by querying CoinCap's public API. It offers three core tools: a Bitcoin Price Tool for quick BTC price checks, a Get Crypto Price Tool that accepts any asset symbol, and a List Assets tool that returns all available cryptocurrencies. No API keys or registration are required. It integrates seamlessly with Claude Desktop via simple configuration and can be installed locally or through Smithery. Built with TypeScript and Node.js, it requires Node.js 18+.
Key Features
No API keys or registration required
Bitcoin Price Tool for quick BTC price queries
Get Crypto Price Tool for any cryptocurrency available on CoinCap
List Assets tool to see all available crypto assets
Easy setup via npx or Smithery
Integrates directly with Claude Desktop
Local build and development support
MIT licensed open-source project
Pros & Cons
Pros
- Free and open-source with no API key required
- Simple installation via npx or Smithery
- Direct integration with Claude Desktop
- Provides multiple specialized tools (Bitcoin, general price, asset list)
- Well-documented with sample prompts and local build instructions
- Actively maintained with 93 stars and 30 forks on GitHub
Cons
- Dependent on CoinCap API availability and data accuracy
- Limited to data provided by CoinCap (may not include all exchanges or tokens)
- Requires Node.js 18+ environment
- No built-in authentication or rate limiting handling
Best For
Retrieve current Bitcoin priceGet price of any cryptocurrency by symbol or nameList all available crypto assets on CoinCapIntegrate real-time crypto data into AI assistantsBuild financial analysis tools without API key management
FAQ
How do I install Coincap MCP?
You can install it via npx by adding the configuration to your Claude Desktop config file, or automatically using Smithery with the command: npx -y @smithery/cli install coincap-mcp --client claude.
What tools does Coincap MCP provide?
It provides three tools: Bitcoin Price Tool (quick BTC price), Get Crypto Price Tool (price for any cryptocurrency), and List Assets (list all crypto assets available on CoinCap).
Do I need an API key?
No, the server uses CoinCap's public API which does not require any API keys or registration.
Can I build and run it locally?
Yes, clone the repository, run npm install and npm build, then configure Claude Desktop to point to the built index.js file.
What sample prompts work with this server?
Examples include: 'What is the price of bitcoin?', 'What are the available crypto assets?', and 'What is the market cap of ethereum?'