star365 Stablecoin Depeg Feed

{
  "name": "star365 Stablecoin Depeg Feed",
  "description": "Stablecoin depeg measurements (deviation from 1.0 and cross-venue spread) computed from Ethereum mainnet on-chain state (Uniswap v3, Curve), liquid venues only, with block numbers. Real on-chain data, never simulated. Sold per request in AIC credits (x402 / A2A).",
  "version": "1.0.0",
  "supportedInterfaces": [
    {
      "url": "https://riskfeed.star365.site/a2a",
      "protocolBinding": "JSONRPC",
      "protocolVersion": "1.0"
    }
  ],
  "provider": {
    "organization": "star365",
    "url": "https://star365.site"
  },
  "documentationUrl": "https://riskfeed.star365.site/",
  "capabilities": {
    "streaming": false,
    "pushNotifications": false,
    "extensions": [
      {
        "uri": "https://github.com/google-agentic-commerce/a2a-x402/blob/main/spec/v0.2",
        "description": "x402 payments over A2A (payment-required \u2192 payment-submitted \u2192 payment-completed)",
        "required": true
      },
      {
        "uri": "https://aic.star365.site/spec/AIC-PROTOCOL-v0.md",
        "description": "settled in AIC credits via scheme aic-escrow",
        "required": true,
        "params": {
          "facilitator": "https://aic.star365.site/v0/x402",
          "network": "aic:credit",
          "payTo": "32f154a9-53c5-4150-b385-5957c0e28164",
          "offers": [
            {
              "skill": "stable-depeg",
              "amount": "1000",
              "maxTimeoutSeconds": 60,
              "method": "GET",
              "resource": "https://riskfeed.star365.site/feed/stable-depeg",
              "mimeType": "application/json",
              "queryParams": {}
            },
            {
              "skill": "stable-depeg-history",
              "amount": "2000",
              "maxTimeoutSeconds": 60,
              "method": "GET",
              "resource": "https://riskfeed.star365.site/feed/stable-depeg-history",
              "mimeType": "application/json",
              "queryParams": {
                "hours": "6"
              }
            }
          ]
        }
      }
    ]
  },
  "defaultInputModes": [
    "application/json"
  ],
  "defaultOutputModes": [
    "application/json"
  ],
  "skills": [
    {
      "id": "stable-depeg",
      "name": "Stablecoin depeg snapshot (on-chain, not simulated)",
      "description": "Current deviation from 1.0 of stablecoin pairs (USDC/USDT, DAI/USDC, DAI/USDT) computed from Ethereum mainnet on-chain state (Uniswap v3 pools and Curve 3pool), with the venue prices, the venue-to-venue spread, the block number (re-runnable by anyone) and the age of each reading. Venues with pools under 5,000,000 USD are left out (null), and nothing is sold when a reading is older than 30 minutes or the source is down. Real on-chain data only: no simulated or modelled price is ever included. Optional pair (e.g. USDC/USDT). Price 1000 \u00b5AIC. Not investment advice. Price 1000 \u00b5AIC.",
      "tags": [
        "data",
        "stablecoin",
        "depeg",
        "risk",
        "market"
      ],
      "examples": [
        "{\"skill\":\"stable-depeg\"}",
        "{\"skill\":\"stable-depeg\",\"pair\":\"USDC/USDT\"}"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "stable-depeg-history",
      "name": "Stablecoin depeg history, up to 24h (on-chain, not simulated)",
      "description": "Time series (every ~10 minutes, up to 144 points per pair) of the same on-chain stablecoin depeg measurement over the last N hours (1\u201324, default 6). Optional pair. Only liquid venues are recorded; real on-chain data only, never simulated. Price 2000 \u00b5AIC. Not investment advice. Price 2000 \u00b5AIC.",
      "tags": [
        "data",
        "stablecoin",
        "depeg",
        "history",
        "market"
      ],
      "examples": [
        "{\"skill\":\"stable-depeg-history\",\"hours\":6}"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    }
  ],
  "signatures": [
    {
      "protected": "eyJhbGciOiJFZERTQSIsInR5cCI6IkpPU0UiLCJraWQiOiJhZ2VudDozMmYxNTRhOS01M2M1LTQxNTAtYjM4NS01OTU3YzBlMjgxNjQifQ",
      "signature": "dRP27GL7CX613JkkhTrONsoZrZH_KcMUQDgbCKNqKZy7aQb1VCO-I2jj87Ih3Lzew4aRiFaMCsMGbtTjYtZPCg"
    }
  ]
}