{
  "x402Version": 2,
  "id": 6419,
  "slug": "6419",
  "resource": "https://api.usenami.io/v1/perp/vw-spread",
  "description": "Volume-weighted average funding rate across all tracked venues for one crypto perpetual. Accounts for venue market share — high-volume venues dominate the weighted rate, so it reflects what the market actually pays rather than a flat average across thin and deep venues alike.",
  "type": "http",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0x1538726707212F4dB3EB67cEc0910422A310475c",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "3000",
      "maxTimeoutSeconds": 300
    }
  ],
  "outputSchema": {
    "bazaar": {
      "info": {
        "input": {
          "method": "GET",
          "queryParams": {
            "canonical_id": {
              "description": "Disambiguates a ticker that names two unrelated assets; a 409 on the ticker alone names the candidates.",
              "required": false,
              "type": "string"
            },
            "ticker": {
              "description": "Base ticker (e.g. BTC, ETH). Required.",
              "required": true,
              "type": "string"
            }
          },
          "type": "http"
        },
        "output": {
          "example": {
            "simple_avg_rate": 0.0001,
            "ticker": "BTC",
            "top_contributors": [
              {
                "rate": 0.0001,
                "venue": "binance",
                "volume_24h_usd": 5500000000,
                "weight_pct": 49.87
              }
            ],
            "total_volume_24h_usd": 11029446855.42,
            "updated_at": "2026-05-31T17:03:12Z",
            "venues_count": 18,
            "vw_rate": 0.000085
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "properties": {
              "method": {
                "type": "string"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type",
              "method"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    }
  },
  "tags": [
    "bazaar"
  ],
  "sourceHost": "api.usenami.io",
  "lastUpdated": "2026-09-11T23:52:05.063Z",
  "quality": {
    "calls30d": 2,
    "uniquePayers30d": 2,
    "lastCalledAt": "2026-09-11T23:52:04.688Z"
  },
  "liveness": {},
  "verified": false,
  "featured": false,
  "provider": {
    "host": "api.usenami.io",
    "manifest_name": "api.usenami.io",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-09-18T22:00:31.484Z"
  }
}