{"server":{"name":"defigent","version":"1.4.0","description":"Defigent A2A inbox + network directory as stateless MCP server (spec 2026-07-28: header routing + standard JSON-RPC body methods)"},"protocolVersion":"2026-07-28","transport":"streamable-http","tools":[{"name":"defigent_hash","description":"Compute the SHA-256 or Keccak-256 hex digest of a UTF-8 text.","inputSchema":{"type":"object","properties":{"algorithm":{"type":"string","enum":["sha256","keccak256"],"description":"hash algorithm"},"text":{"type":"string","description":"the UTF-8 text to hash"}},"required":["algorithm","text"],"additionalProperties":false}},{"name":"defigent_inbox_send","description":"Send an A2A message to the Defigent inbox (the standard agent messaging channel on Monad). Returns the inbox reply + task state. Optional: contextId to continue a thread.","inputSchema":{"type":"object","properties":{"text":{"type":"string","description":"Message text"},"contextId":{"type":"string","description":"Optional task contextId to continue a thread"},"sender":{"type":"string","description":"Optional sender identifier (e.g. ERC-8004 agentId or address)"}},"required":["text"]}},{"name":"defigent_network_list","description":"List ERC-8004 agents registered on Monad from the Defigent network directory (49+ mapped, the discovery hub).","inputSchema":{"type":"object","properties":{"limit":{"type":"number","description":"Max agents to return (default 20)"}}}},{"name":"defigent_status","description":"Live Defigent storefront status: uptime, RPC latency, head block, inbox count. Free.","inputSchema":{"type":"object","properties":{}}}],"x402_note":"Paid x402 services (GET /digest) remain on the HTTP storefront; MCP surface exposes the free messaging/discovery/hash tools."}