# Quick Start
Get up and running in under 2 minutes.
---
## ⚡ 30-Second Setup
### For Claude Desktop
1. Open Claude Desktop settings → Developer → Edit Config
2. Paste this:
```json
{
"mcpServers": {
"crypto": {
"command": "npx",
"args": ["-y", "@nirholas/universal-crypto-mcp@latest"]
}
}
}
```
3. Restart Claude Desktop
4. Try it:
> "What's the price of Bitcoin?"
**That's it!** 🎉
---
## 🔧 Optional: Add Write Capabilities
To execute transactions (swaps, transfers, etc.), add your private key:
```json
{
"mcpServers": {
"crypto": {
"command": "npx",
"args": ["-y", "@nirholas/universal-crypto-mcp@latest"],
"env": {
"PRIVATE_KEY": "0xYourPrivateKeyHere"
}
}
}
}
```
⚠️ **Security Warning**: Use a dedicated wallet with small amounts for testing!
---
## 🌐 For ChatGPT
1. Start the server:
```bash
npx @nirholas/universal-crypto-mcp@latest --http
```
2. In ChatGPT → Settings → Apps → Create app
3. Enter: `http://localhost:3001/mcp`
4. Select the app in Developer mode menu
---
## 🎯 Try These First
### Read Operations (No Private Key Needed)
| Try This | What It Does |
|----------|--------------|
| "What's the price of ETH?" | Get current price |
| "Show trending coins" | See what's hot |
| "Is 0x... a safe token?" | Security check |
| "What's the gas price on Arbitrum?" | Check gas costs |
| "Get Aave TVL" | DeFi analytics |
### Write Operations (Needs Private Key)
| Try This | What It Does |
|----------|--------------|
| "Swap 0.01 ETH for USDC on Base" | Execute a swap |
| "Send 10 USDC to 0x..." | Transfer tokens |
| "Approve USDC for Uniswap" | Set approval |
---
## 📚 Next Steps
- [Full Examples →](examples.md)
- [All Tools Reference →](tools.md)
- [Troubleshooting →](troubleshooting.md)
- [Architecture →](architecture.md)
