x402 Crypto MCP Server
MCP server that aggregates 9 x402 crypto services as tools for AI agents:
prices, sentiment, funding rates, technical indicators, DeFi yields, gas prices,
pool metrics, and fresh market discovery.
| Tool | Description | Service |
|---|
crypto_prices | Live USD prices for 20+ tokens | multi-chain-price-oracle |
market_sentiment | Fear & Greed index + global market metrics | crypto-market-sentiment |
funding_rate | Perp funding rate from Binance USDT futures | crypto-market-sentiment |
technical_indicators | RSI, MACD, EMA, SMA, volatility, ATR + signals | technical-indicators-oracle |
market_overview | Combined: prices + sentiment + funding in one call | all 3 services |
defi_yields | Top DeFi yields across 40+ chains (15,000+ pools) | defi-yield-aggregator |
gas_price | Gas prices on 9 EVM chains (gwei/wei) | multi-chain-gas-oracle |
yield_pool_metrics | APY/TVL snapshots for Aave V3 / Uniswap V3 pools | yield-pool-watcher |
fresh_markets | New AMM pairs in the last N minutes | fresh-markets-watch |
Install
Or globally:
npm install -g x402-crypto-mcp
Use in Claude Desktop / Cursor / any MCP client
{
"mcpServers": {
"x402-crypto": {
"command": "npx",
"args": ["x402-crypto-mcp"]
}
}
}
x402 Payments
All backend services use x402 pay-per-call on Base mainnet (USDC).
The MCP server returns 402 challenges with payment details when you need to pay.
Your agent must handle x402 payments to access the data.
Data Sources
- CoinGecko (prices) — free, 60s cache
- Binance (funding rates, klines) — free
- Alternative.me (Fear & Greed) — free
- DeFiLlama (yields) — free, 5min cache
- Public RPCs (gas) — free, 30s cache
- The Graph (pool metrics) — free
- EVM RPCs (new pairs) — free
GitHub
https://github.com/yunaremaia/x402-crypto-mcp