{"server":{"$schema":"https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json","name":"dev.true402/mcp-server","description":"Pay-per-call AI + web + on-chain tools over x402 (USDC on Base): LLM, SEO, extract, token safety.","repository":{"url":"https://github.com/true402/mcp-server","source":"github"},"version":"1.0.4","websiteUrl":"https://true402.dev","packages":[{"registryType":"npm","identifier":"@true402.dev/mcp-server","version":"1.0.4","transport":{"type":"stdio"},"environmentVariables":[{"description":"Funded Base wallet private key for x402 payment signing (optional; without it, paid tools return the 402 requirements).","format":"string","isSecret":true,"name":"WALLET_PRIVATE_KEY"},{"description":"true402 API base (default https://true402.dev/api). Must be https (or localhost) — the signer refuses to send a payment over cleartext.","format":"string","name":"SERVER_URL"},{"description":"Client-side per-call spend ceiling in USDC (default 0.10). The signer refuses to auto-pay a 402 whose amount exceeds this — protects the wallet from a hostile endpoint.","format":"string","name":"MAX_PAYMENT_USDC"}]}]},"_meta":{"io.modelcontextprotocol.registry/official":{"status":"active","statusChangedAt":"2026-07-25T19:44:39.139594Z","publishedAt":"2026-07-25T19:44:39.139594Z","updatedAt":"2026-07-25T19:44:39.139594Z","isLatest":true}}}