Unnamed service

Search, filter, and sort prediction markets across exchanges.

Resource: api.predictionmarketdata.io/prediction-markets

Network: eip155:8453 · Asset: 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 · Pay to: 0x995c0abdcd2ad76548e5f7deb54d32549b2b781f

Payment methods: — · Last validation: 2026-09-14 16:21:47.279+00

{
  "input": {
    "type": "object",
    "required": [
      "type",
      "method"
    ],
    "properties": {
      "type": {
        "type": "string",
        "const": "http"
      },
      "method": {
        "enum": [
          "GET"
        ],
        "type": "string"
      },
      "queryParams": {
        "type": "object",
        "properties": {
          "limit": {
            "type": "string",
            "description": "Maximum number of events to return."
          },
          "offset": {
            "type": "string",
            "description": "Zero-based pagination offset."
          },
          "search": {
            "type": "string",
            "description": "Free-text query across market and event names."
          },
          "status": {
            "type": "string",
            "description": "Market status. Open is the safest default."
          },
          "sort_by": {
            "type": "string",
            "description": "Sort key, e.g. total_volume_24hr, total_open_interest_usd, end_ts."
          },
          "sort_dir": {
            "type": "string",
            "description": "Sort direction: asc or desc."
          },
          "volume_max": {
            "type": "string",
            "description": "Maximum total volume filter."
          },
          "volume_min": {
            "type": "string",
            "description": "Minimum total volume filter."
          },
          "entity_code": {
            "type": "string",
            "description": "Exchange filter. Common: KALSHI, POLYMARK, GMNI."
          },
          "event_ticker": {
            "type": "string",
            "description": "Exact event identifier (from a prior /prediction-markets response)."
          },
          "outcome_type": {
            "type": "string",
            "description": "Outcome model. Common: Binary, Multi."
          },
          "searchString": {
            "type": "string",
            "description": "Legacy alias for search; prefer search."
          },
          "pmcs_category": {
            "type": "string",
            "description": "Top-level PMCS category code from /prediction-markets/taxonomy."
          },
          "queryCriteria": {
            "type": "string",
            "description": "Legacy advanced query field; prefer search."
          },
          "volume_1hr_max": {
            "type": "string",
            "description": "Maximum 1-hour volume filter."
          },
          "volume_1hr_min": {
            "type": "string",
            "description": "Minimum 1-hour volume filter."
          },
          "trade_count_max": {
            "type": "string",
            "description": "Maximum trade count."
          },
          "trade_count_min": {
            "type": "string",
            "description": "Minimum trade count."
          },
          "pmcs_supersector": {
            "type": "string",
            "description": "PMCS supersector code from /prediction-markets/taxonomy."
          },
          "open_interest_max": {
            "type": "string",
            "description": "Maximum open interest (USD)."
          },
          "open_interest_min": {
            "type": "string",
            "description": "Minimum open interest (USD)."
          }
        }
      }
    },
    "additionalProperties": false
  },
  "output": {
    "type": "object",
    "required": [
      "type"
    ],
    "properties": {
      "type": {
        "type": "string"
      },
      "example": {
        "type": "object"
      }
    }
  },
  "paymentRequirements": [
    {
      "raw": {
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "payTo": "0x995c0abdcd2ad76548e5f7deb54d32549b2b781f",
        "amount": "1000",
        "scheme": "exact",
        "network": "eip155:8453",
        "maxTimeoutSeconds": 300
      },
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "payTo": "0x995c0abdcd2ad76548e5f7deb54d32549b2b781f",
      "scheme": "exact",
      "network": "eip155:8453",
      "amountAtomic": "1000"
    }
  ]
}

Source catalog records are retained separately from live endpoint observations. Sonar score, uptime, and latency are advisory metrics. CDP indexing is not inferred from validation.