{
  "schemaName": "a2a-agent-card",
  "schemaVersion": "0.2-draft",
  "name": "Hologram Documentation",
  "description": "Read-only agent surface for Hologram — the DERO decentralized web browser. Loads TELA dApps from chain, signs in to HTTPS sites with a DERO wallet, validates on-chain proofs, and runs offline-first with a built-in block explorer. 300+ API methods across 30 functional areas.",
  "url": "https://hologram.derod.org",
  "version": "2026.05.28",
  "provider": {
    "organization": "DERO Project",
    "url": "https://derod.org"
  },
  "documentationUrl": "https://hologram.derod.org/llms.txt",
  "iconUrl": "https://hologram.derod.org/favicon.ico",
  "defaultInputModes": ["text/plain", "application/json"],
  "defaultOutputModes": ["text/markdown", "application/json"],
  "capabilities": {
    "streaming": false,
    "pushNotifications": false,
    "stateTransitionHistory": false
  },
  "skills": [
    {
      "id": "load_tela_dapp",
      "name": "Load and browse TELA dApps",
      "description": "Discover, fetch, and render TELA dApps directly from the DERO blockchain inside the Hologram browser, with on-chain proof validation and offline-first behavior.",
      "tags": ["tela", "browser", "dapp", "decentralized-web"],
      "examples": [
        "How does Hologram load a TELA app from chain?",
        "What proofs does Hologram validate before rendering content?",
        "Can Hologram run offline?"
      ]
    },
    {
      "id": "sign_in_with_dero",
      "name": "Sign in to any HTTPS site with a DERO wallet",
      "description": "HOLOGRAM-exclusive: authenticate on any HTTPS website using a DERO wallet address — no extensions, no passwords, no seed phrases exposed to the browser.",
      "tags": ["authentication", "wallet", "dero-auth"],
      "examples": [
        "How does Sign In with DERO work?",
        "What signature scheme does Hologram use for wallet auth?",
        "Can I integrate Sign In with DERO on my Next.js site?"
      ]
    },
    {
      "id": "use_block_explorer",
      "name": "Use the built-in block explorer",
      "description": "Inspect blocks, transactions, smart contracts, and DERO Name Service registrations from inside Hologram without leaving the browser.",
      "tags": ["explorer", "blockchain", "inspection"],
      "examples": [
        "Look up block at height 3,000,000.",
        "Show me the registered owner of a given DERO name.",
        "Inspect SCID 0000…0001 inside Hologram."
      ]
    },
    {
      "id": "search_hologram_docs",
      "name": "Search and navigate Hologram documentation",
      "description": "Full-text search across the Hologram docs corpus — 300+ API methods across 30 functional areas. Every page has a `.md` mirror for direct agent ingestion.",
      "tags": ["docs", "search", "navigation", "api-reference"],
      "examples": [
        "Find docs on Hologram TELA browser.",
        "List Hologram API methods for wallet operations.",
        "How do I run Hologram in offline mode?"
      ]
    }
  ],
  "securitySchemes": {
    "none": {
      "type": "none",
      "description": "Public read-only documentation; site content requires no authentication. Daemon RPC and hosted MCP HTTP transport apply their own authentication where configured."
    }
  },
  "extensions": {
    "dero": {
      "chain": "DERO Stargate Mainnet",
      "mcp_server": {
        "name": "io.github.DHEBP/dero-mcp-server",
        "card": "https://hologram.derod.org/.well-known/mcp-server-card.json",
        "repository": "https://github.com/DHEBP/dero-mcp-server",
        "npm": "dero-mcp-server",
        "transport": ["stdio", "http"]
      },
      "sister_sites": [
        { "name": "DERO Blockchain", "url": "https://derod.org" },
        { "name": "TELA", "url": "https://tela.derod.org" },
        { "name": "DeroPay", "url": "https://pay.derod.org" }
      ],
      "discovery": {
        "llms_txt": "https://hologram.derod.org/llms.txt",
        "agents_md": "https://hologram.derod.org/agents.md",
        "skill_md": "https://hologram.derod.org/SKILL.md"
      },
      "privacy_posture": {
        "site_logs": "none",
        "telemetry": "none",
        "tracking": "none",
        "docs_mirror_format": "markdown",
        "rationale": "DERO is a privacy-first chain; its docs surface honors the same posture."
      }
    }
  }
}