Alchemy Guide: Adding x402 Payments to MCP Servers for Agents
kleffew94 · x · 2026-08-27
Alchemy published a guide on integrating the x402 protocol into MCP servers, enabling per-request payments for AI agents. x402 uses the HTTP 402 status code to handle machine-readable pricing without signups. The guide covers the full loop: calling tools, getting prices, paying in USDC, and settling results via Base.
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