MCP server for a live x402 payment gateway on Base (USDC). Lets AI agents discover, preview for free, then pay per call — with prepaid gasless payments, signed receipts, and delta delivery.
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process.env. You'll be asked to provide them before it can run.X402_BASE_URL— optional: export =https://x402.obolpay.xyz (default)X402_BASE_RPC_URLX402_AGENT_PRIVATE_KEY— export =0x... # a Base wallet with USDC + a little ETH for gas[](https://m8ven.ai/mcp/hiroshi-ichiyanagi-obolpay-x402-mcp-1ybrsa)