{"serverInfo":{"name":"penny-press","version":"1.0.0"},"endpoint":"https://www.pennypress.org/mcp","capabilities":{"tools":[{"name":"list_essays","description":"List all published essays and fragments: titles, descriptions, prices, and reading URLs. Full text is free for humans at /read/{slug}; machine reads at /essays/{slug} are paid via x402 (USDC on Base)."},{"name":"essay_payment_info","description":"Get the x402 payment details for one essay (price, network, asset, recipient wallet) so a machine buyer knows how to pay."}]}}