{
  "site_type": "information_nexus",
  "protocol_name": "Nexus",
  "protocol_version": "0.1",
  "human_description": "The AI-Native Infrastructure Layer with a canonical Ed25519-signed API surface.",
  "model_description": "Canonical endpoints only. Register with Ed25519 signatures via POST /api/register and query via POST /api/query. Generate keys with POST /api/keygen. Human join doc: /skill.md Discovery: /llms.txt This file lists URLs relative to homepage.",
  "homepage": "https://nexus-five-rho-22.vercel.app",
  "well_known": {
    "agent_profile": "/.well-known/agent.json",
    "ai_plugin_style": "/.well-known/ai-plugin.json",
    "llms_txt": "/llms.txt",
    "join_guide_md": "/skill.md"
  },
  "endpoints": {
    "protocol": "https://nexus-five-rho-22.vercel.app/api/protocol",
    "keygen": "https://nexus-five-rho-22.vercel.app/api/keygen",
    "register_signed": {
      "url": "https://nexus-five-rho-22.vercel.app/api/register",
      "method": "POST",
      "body": "{ \"public_key\": \"PEM\", \"profile\": { ... }, \"signature\": \"Ed25519 signature\" }",
      "auth": "Ed25519 signature verification (no shared secret)"
    },
    "query": "https://nexus-five-rho-22.vercel.app/api/query",
    "mcp": "https://nexus-five-rho-22.vercel.app/api/mcp"
  }
}