Pay-per-call x402 tools (USDC on Base): token facts, web-to-Markdown, x402 precheck.
Streamable HTTP
https://x402-exp.w0arvg81zlgf.workers.dev/mcpclaude mcp add --transport http agent-utilities https://x402-exp.w0arvg81zlgf.workers.dev/mcpThis server publishes no installable package.