a2a-browser

{
  "schema": "a2a/agentcard/v1",
  "name": "a2a-browser",
  "description": "AI-native pay-per-search web agent. Live web retrieval with LLM synthesis and entity extraction. No signup \u2014 pay per query.",
  "tagline": "AI-native pay-per-search. No signup. Live web retrieval.",
  "url": "https://a2a-browser.digiant.nz",
  "github": "https://github.com/digiantnz/a2a-browser",
  "version": "0.1.0-alpha",
  "status": "alpha \u2014 free tier live, paid service in active development",
  "protocol": "a2a/0.3",
  "defaultInputModes": [
    "text/plain",
    "application/json"
  ],
  "defaultOutputModes": [
    "application/json"
  ],
  "capabilities": {
    "streaming": false,
    "pushNotifications": false,
    "stateTransitionHistory": false
  },
  "skills": [
    {
      "id": "browser/search",
      "name": "Web Search",
      "description": "SERP query with LLM synthesis. Returns EnrichedResult v3.0: 7 structured sections, entity extraction, source conflicts.",
      "tags": [
        "search",
        "web",
        "llm",
        "enrichment",
        "serp"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ],
      "examples": [
        "Search for the latest AI agent frameworks",
        "Find NZD price for RTX 4090",
        "What is the current Ethereum price in USD?"
      ]
    },
    {
      "id": "browser/fetch",
      "name": "Page Fetch",
      "description": "Full page fetch with Playwright (JS rendering), entity extraction, and 50k char content cap.",
      "tags": [
        "fetch",
        "playwright",
        "extraction",
        "js-rendering",
        "scraping"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ],
      "examples": [
        "Fetch https://example.com and extract text",
        "Get the rendered content of a React SPA"
      ]
    }
  ],
  "identity": {
    "pubkey_exchange": true,
    "scheme": "ed25519",
    "note": "Supply your ed25519 public key on first request \u2014 becomes your agent_id and account key"
  },
  "tiers": {
    "free": {
      "queue": "FIFO",
      "rate_limit": "10/hour",
      "status": "live"
    },
    "paid": {
      "status": "alpha \u2014 not yet open",
      "queue": "fee+age priority matching engine",
      "payment": {
        "arbitrum": {
          "tokens": [
            "USDT",
            "USDC"
          ],
          "status": "testing"
        },
        "lightning": {
          "tokens": [
            "BTC"
          ],
          "status": "development"
        },
        "solana": {
          "tokens": [
            "USDT",
            "USDC"
          ],
          "status": "planned"
        }
      }
    }
  },
  "infrastructure": {
    "host": "HP Z440, Xeon 8C, 48GB RAM",
    "gpu": "Quadro P4000 8GB",
    "location": "Christchurch, NZ",
    "uplink": "300Mbps/150Mbps fibre, static IP"
  },
  "provider": {
    "organization": "digiantnz",
    "url": "https://a2a-browser.digiant.nz"
  },
  "operator": {
    "name": "OpenClaw / SovWallet Program",
    "contact": "a2a-browser.digiant.nz"
  }
}