x402 MCP Web Extract
Pay-per-use MCP server that settles with x402 USDC micropayments on Base mainnet.
Connect
{
"mcpServers": {
"x402-web-extract": {
"type": "http",
"url": "https://x402-web-extract.senpi-agent.workers.dev/mcp"
}
}
}
Tools (paid, pay-per-call)
| Tool | Price | Description |
|---|---|---|
fetch_url | $0.01 | Fetch any public URL as clean markdown or JSON |
token_price | $0.01 | Real-time USDC spot price for any EVM token |
wallet_balance | $0.02 | Native and USDC balance for any EVM wallet |
Payments are handled automatically by the @x402/mcp client — the wallet simply signs the x402 settlement. No subscriptions, no keys, no API tokens.
REST fallback
The same tools are available as plain HTTP endpoints with x402 payment-required flow:
GET /fetch?url=<encoded-url>— $0.01GET /price?address=&chain=— $0.01GET /balance?address=&chain=— $0.02
Discovery: /llms.txt, /openapi.json, /.well-known/x402, /.well-known/agent-card.json.
Infrastructure
- Worker:
https://x402-web-extract.senpi-agent.workers.dev - Pay-to wallet (Base):
0xd44B22e6A97a26e0cC9615478962C9C9C2495ceC - Facilitator: CDP x402 (
https://api.cdp.coinbase.com/platform/v2/x402) - x402 spec: https://github.com/0xfabs/x402