{
  "$schema": "https://a2a-specs.org/schemas/agent-card-v1.json",
  "name": "Gemini Developer Platform Agent",
  "description": "Official agent capability interface for the Gemini Exchange API, including Spot, Margin, Perpetuals, Prediction Markets, Staking, and Account Management.",
  "version": "1.0.0",
  "provider": {
    "organization": "Gemini",
    "url": "https://gemini.com"
  },
  "defaultInputModes": ["text"],
  "defaultOutputModes": ["text"],
  "supportedInterfaces": [
    {
      "type": "REST",
      "url": "https://developer.gemini.com/rest-api/rest-api"
    },
    {
      "type": "WebSocket",
      "url": "https://developer.gemini.com/websocket/introduction"
    }
  ],
  "capabilities": {
    "streaming": true,
    "pushNotifications": false
  },
  "skills": [
    {
      "id": "gemini-trading",
      "name": "Spot & Derivatives Trading",
      "description": "Place, inspect, amend, and cancel Spot, Margin, Perpetuals, and Prediction Market orders."
    },
    {
      "id": "gemini-market-data",
      "name": "Market Data & Tickers",
      "description": "Stream or query order books, tickers, trade history, candles, and derivative funding rates."
    },
    {
      "id": "gemini-account-management",
      "name": "Fund & Account Management",
      "description": "Check balances, generate deposit addresses, request crypto/fiat transfers, and manage subaccounts."
    }
  ],
  "custom": {
    "authentication": {
      "types": ["apiKey", "oauth2", "pkce"],
      "documentation": "https://developer.gemini.com/authentication/api-key"
    },
    "documentation": {
      "url": "https://developer.gemini.com",
      "llmsTxt": "https://developer.gemini.com/llms.txt",
      "llmsFullTxt": "https://developer.gemini.com/llms-full.txt",
      "specCatalog": "https://developer.gemini.com/specs/index.json"
    },
    "instructions": "https://developer.gemini.com/agents.md"
  }
}