Universal Crypto Agent
Enables AI agents to interact with any EVM-compatible blockchain through natural language, supporting token swaps, cross-chain bridges, staking, lending, governance, gas optimization, and portfolio tracking across networks like Ethereum, BSC, Polygon
What is Universal Crypto Agent?
Universal Crypto Agent is a Model Context Protocol (MCP) server that allows AI assistants like Claude, Cursor, and VS Code to enables ai agents to interact with any evm-compatible blockchain through natural language, supporting token swaps, cross-chain bridges, staking, lending, governance, gas optimization, and portfolio tr...
Enables AI agents to interact with any EVM-compatible blockchain through natural language, supporting token swaps, cross-chain bridges, staking, lending, governance, gas optimization, and portfolio tracking across networks like Ethereum, BSC, Polygon
This server falls under the Finance & Fintech category on MCPgee, the world's largest MCP server directory with 33,000+ servers.
Features
- Enables AI agents to interact with any EVM-compatible blockc
Use Cases
Maintainer
Works with
Installation
Manual Installation
npx universal-crypto-mcpConfiguration
Configuration Details
claude_desktop_config.json
Performance
Response Metrics
Resource Usage
How to Set Up and Use Universal Crypto Agent
Universal Crypto MCP is a comprehensive blockchain interaction layer that gives AI agents access to over 380 tools covering 20+ EVM-compatible networks including Ethereum, Arbitrum, Base, BSC, Polygon, and more. It supports token swaps via DEX aggregators like 1inch and 0x, DeFi protocols such as Aave and Lido, cross-chain bridges via LayerZero and Stargate, real-time market data from CoinGecko and DefiLlama, security scanning with honeypot detection, and portfolio tracking — all accessible through natural language. Teams building autonomous crypto agents or simply wanting to query DeFi data from Claude can plug this in without managing multiple separate integrations.
Prerequisites
- Node.js 18+ and npx available in PATH
- An MCP-compatible client such as Claude Desktop or Cursor
- Optional: CoinGecko API key, LunarCrush API key, CryptoPanic API key for enhanced data
- Optional: EVM wallet private key for executing on-chain write operations (swaps, transfers)
Install or run directly via npx
The package is published as @nirholas/universal-crypto-mcp. You can run it directly with npx without a prior install step, or install it globally for faster startup.
npx @nirholas/universal-crypto-mcpCreate an optional .env file for API keys
The server works without API keys for many features, but adding vendor keys unlocks richer data. Place a .env file in your working directory or pass env vars through the MCP config.
COINGECKO_API_KEY=your_key
LUNARCRUSH_API_KEY=your_key
CRYPTOPANIC_API_KEY=your_key
PRIVATE_KEY=your_wallet_private_key
ETHEREUM_RPC_URL=https://mainnet.infura.io/v3/your_idAdd the server to Claude Desktop config
Edit claude_desktop_config.json to register the MCP server. The PRIVATE_KEY is optional and only needed if you want the agent to sign and submit blockchain transactions.
{
"mcpServers": {
"universal-crypto-mcp": {
"command": "npx",
"args": ["-y", "@nirholas/universal-crypto-mcp@latest"],
"env": {
"COINGECKO_API_KEY": "your_key",
"PRIVATE_KEY": "your_wallet_private_key_optional"
}
}
}
}Alternative: use the hosted HTTP endpoint
A public deployment is available if you want to try the server without any local install. Add the HTTP URL directly to your MCP client configuration.
{
"mcpServers": {
"universal-crypto-mcp": {
"type": "http",
"url": "https://modelcontextprotocol.name/mcp/universal-crypto-mcp"
}
}
}Restart Claude Desktop and test with a market data query
After restarting, test with a read-only query first to confirm connectivity before attempting any write operations that would require a private key.
Universal Crypto Agent Examples
Client configuration
Claude Desktop configuration using npx to run the latest published package. Only COINGECKO_API_KEY is shown; add PRIVATE_KEY only if you need transaction signing.
{
"mcpServers": {
"universal-crypto-mcp": {
"command": "npx",
"args": ["-y", "@nirholas/universal-crypto-mcp@latest"],
"env": {
"COINGECKO_API_KEY": "your_coingecko_api_key",
"ETHEREUM_RPC_URL": "https://mainnet.infura.io/v3/your_project_id"
}
}
}
}Prompts to try
Example prompts covering market data, security analysis, DeFi TVL queries, and cross-chain operations.
- "What is the current price of Bitcoin and Ethereum in USD?"
- "What's the total TVL of Aave across all supported chains?"
- "Is this token address safe to buy? 0x95aD61b0a150d79219dCF64E1E6Cc01f0B64C4cE"
- "Swap 0.1 ETH for USDC on Arbitrum using the best available route"
- "Show me the top DeFi protocols by TVL on Polygon right now"
- "What's the gas price on Ethereum vs Arbitrum right now?"Troubleshooting Universal Crypto Agent
Server starts but swap execution fails with 'private key required'
Write operations like token swaps require a funded wallet private key. Set PRIVATE_KEY in the env section of your MCP config. Never commit this key to version control — use a dedicated hot wallet with only the funds you need.
Market data tools return rate-limit errors
The free CoinGecko public API has strict rate limits. Register at coingecko.com/en/api for a free API key and add it as COINGECKO_API_KEY in your config to get higher rate limits.
npx takes a long time to start on each Claude Desktop launch
Install the package globally once with 'npm install -g @nirholas/universal-crypto-mcp' and then change the command in your config from 'npx' to 'universal-crypto-mcp' to skip the download step.
Frequently Asked Questions about Universal Crypto Agent
What is Universal Crypto Agent?
Universal Crypto Agent is a Model Context Protocol (MCP) server that enables ai agents to interact with any evm-compatible blockchain through natural language, supporting token swaps, cross-chain bridges, staking, lending, governance, gas optimization, and portfolio tracking across networks like ethereum, bsc, polygon It connects AI assistants to external tools and data sources through a standardized interface.
How do I install Universal Crypto Agent?
Follow the installation instructions on the Universal Crypto Agent GitHub repository. Clone the repo, install dependencies, and add the server config to your AI client.
Which AI clients work with Universal Crypto Agent?
Universal Crypto Agent works with all major MCP-compatible AI clients including Claude Desktop, Claude Code, Cursor, VS Code (GitHub Copilot), Windsurf, and Cline.
Is Universal Crypto Agent free to use?
Yes, Universal Crypto Agent is open source and available under the Apache 2.0 license. You can use it freely in both personal and commercial projects.
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