{
  "openapi": "3.0.1",
  "info": {
    "title": "Prediction Market Odds - Polymarket & Kalshi Live Prices",
    "description": "Live odds from Polymarket and Kalshi in one normalized dataset: implied probability, bid/ask, 24h volume, liquidity, open interest, close time, rules and links. Search by keyword, tag or series ticker. Official public APIs, no keys. Pay per market.",
    "version": "0.2",
    "x-build-id": "paExx90bElzM5HS70"
  },
  "servers": [
    {
      "url": "https://api.apify.com/v2"
    }
  ],
  "paths": {
    "/acts/herbcoder~prediction-market-odds/run-sync-get-dataset-items": {
      "post": {
        "operationId": "run-sync-get-dataset-items-herbcoder-prediction-market-odds",
        "x-openai-isConsequential": false,
        "summary": "Executes an Actor, waits for its completion, and returns Actor's dataset items in response.",
        "tags": [
          "Run Actor"
        ],
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "$ref": "#/components/schemas/inputSchema"
              }
            }
          }
        },
        "parameters": [
          {
            "name": "token",
            "in": "query",
            "required": true,
            "schema": {
              "type": "string"
            },
            "description": "Enter your Apify token here"
          }
        ],
        "responses": {
          "200": {
            "description": "OK"
          }
        }
      }
    },
    "/acts/herbcoder~prediction-market-odds/runs": {
      "post": {
        "operationId": "runs-sync-herbcoder-prediction-market-odds",
        "x-openai-isConsequential": false,
        "summary": "Executes an Actor and returns information about the initiated run in response.",
        "tags": [
          "Run Actor"
        ],
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "$ref": "#/components/schemas/inputSchema"
              }
            }
          }
        },
        "parameters": [
          {
            "name": "token",
            "in": "query",
            "required": true,
            "schema": {
              "type": "string"
            },
            "description": "Enter your Apify token here"
          }
        ],
        "responses": {
          "200": {
            "description": "OK",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/runsResponseSchema"
                }
              }
            }
          }
        }
      }
    },
    "/acts/herbcoder~prediction-market-odds/run-sync": {
      "post": {
        "operationId": "run-sync-herbcoder-prediction-market-odds",
        "x-openai-isConsequential": false,
        "summary": "Executes an Actor, waits for completion, and returns the OUTPUT from Key-value store in response.",
        "tags": [
          "Run Actor"
        ],
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "$ref": "#/components/schemas/inputSchema"
              }
            }
          }
        },
        "parameters": [
          {
            "name": "token",
            "in": "query",
            "required": true,
            "schema": {
              "type": "string"
            },
            "description": "Enter your Apify token here"
          }
        ],
        "responses": {
          "200": {
            "description": "OK"
          }
        }
      }
    }
  },
  "components": {
    "schemas": {
      "inputSchema": {
        "type": "object",
        "properties": {
          "platforms": {
            "title": "Platforms",
            "type": "array",
            "description": "Which exchanges to read.",
            "items": {
              "type": "string",
              "enum": [
                "polymarket",
                "kalshi"
              ],
              "enumTitles": [
                "Polymarket",
                "Kalshi"
              ]
            },
            "default": [
              "polymarket",
              "kalshi"
            ]
          },
          "query": {
            "title": "Search keyword",
            "type": "string",
            "description": "Keyword matched against market and event titles (e.g. `bitcoin`, `fed`, `election`, `NFL`). Empty = top markets by 24h volume."
          },
          "maxMarkets": {
            "title": "Max markets",
            "minimum": 1,
            "maximum": 20000,
            "type": "integer",
            "description": "Maximum rows to return across all platforms. Caps your cost.",
            "default": 200
          },
          "sortBy": {
            "title": "Sort by",
            "enum": [
              "volume24h",
              "volume",
              "liquidity",
              "closeTime"
            ],
            "type": "string",
            "description": "Order of the results before the max-markets cap is applied.",
            "default": "volume24h"
          },
          "minVolume": {
            "title": "Min total volume",
            "minimum": 0,
            "type": "number",
            "description": "Drop markets with total traded volume below this (Polymarket: USD, Kalshi: contracts).",
            "default": 0
          },
          "minLiquidity": {
            "title": "Min liquidity (USD)",
            "minimum": 0,
            "type": "number",
            "description": "Drop markets with less than this much USD in the order book.",
            "default": 0
          },
          "closingWithinDays": {
            "title": "Closing within N days",
            "minimum": 0,
            "type": "integer",
            "description": "Only markets that close within this many days (0 = no limit).",
            "default": 0
          },
          "includeClosed": {
            "title": "Include closed / resolved markets",
            "type": "boolean",
            "description": "By default only open markets are returned.",
            "default": false
          },
          "includeRules": {
            "title": "Include resolution rules text",
            "type": "boolean",
            "description": "Adds the market's resolution rules / description to each row.",
            "default": true
          },
          "polymarketTags": {
            "title": "Polymarket tag slugs",
            "type": "array",
            "description": "Restrict Polymarket to event tags, e.g. `politics`, `crypto`, `sports`, `nba`, `fed`. Ignored when a search keyword is set.",
            "items": {
              "type": "string"
            }
          },
          "kalshiSeriesTickers": {
            "title": "Kalshi series tickers",
            "type": "array",
            "description": "Restrict Kalshi to series, e.g. `KXHIGHNY` (NYC high temperature), `KXBTC`, `KXNFLGAME`. Much faster than scanning every open market.",
            "items": {
              "type": "string"
            }
          },
          "kalshiEventTickers": {
            "title": "Kalshi event tickers",
            "type": "array",
            "description": "Restrict Kalshi to specific events, e.g. `KXHIGHNY-26SEP22`.",
            "items": {
              "type": "string"
            }
          },
          "kalshiCategories": {
            "title": "Kalshi categories",
            "type": "array",
            "description": "Restrict Kalshi to event categories: Politics, Elections, Sports, Financials, Economics, Crypto, Entertainment, Climate and Weather, Science and Technology, Companies, Commodities, Mentions, World, Health.",
            "items": {
              "type": "string"
            }
          },
          "kalshiScanLimit": {
            "title": "Kalshi scan limit",
            "minimum": 0,
            "maximum": 500000,
            "type": "integer",
            "description": "Stop scanning Kalshi after this many open markets (0 = scan the whole exchange, ~100k markets in ~50 requests, about 10 seconds).",
            "default": 0
          }
        }
      },
      "runsResponseSchema": {
        "type": "object",
        "properties": {
          "data": {
            "type": "object",
            "properties": {
              "id": {
                "type": "string"
              },
              "actId": {
                "type": "string"
              },
              "userId": {
                "type": "string"
              },
              "startedAt": {
                "type": "string",
                "format": "date-time",
                "example": "2025-01-08T00:00:00.000Z"
              },
              "finishedAt": {
                "type": "string",
                "format": "date-time",
                "example": "2025-01-08T00:00:00.000Z"
              },
              "status": {
                "type": "string",
                "example": "READY"
              },
              "meta": {
                "type": "object",
                "properties": {
                  "origin": {
                    "type": "string",
                    "example": "API"
                  },
                  "userAgent": {
                    "type": "string"
                  }
                }
              },
              "stats": {
                "type": "object",
                "properties": {
                  "inputBodyLen": {
                    "type": "integer",
                    "example": 2000
                  },
                  "rebootCount": {
                    "type": "integer",
                    "example": 0
                  },
                  "restartCount": {
                    "type": "integer",
                    "example": 0
                  },
                  "resurrectCount": {
                    "type": "integer",
                    "example": 0
                  },
                  "computeUnits": {
                    "type": "integer",
                    "example": 0
                  }
                }
              },
              "options": {
                "type": "object",
                "properties": {
                  "build": {
                    "type": "string",
                    "example": "latest"
                  },
                  "timeoutSecs": {
                    "type": "integer",
                    "example": 300
                  },
                  "memoryMbytes": {
                    "type": "integer",
                    "example": 1024
                  },
                  "diskMbytes": {
                    "type": "integer",
                    "example": 2048
                  }
                }
              },
              "buildId": {
                "type": "string"
              },
              "defaultKeyValueStoreId": {
                "type": "string"
              },
              "defaultDatasetId": {
                "type": "string"
              },
              "defaultRequestQueueId": {
                "type": "string"
              },
              "buildNumber": {
                "type": "string",
                "example": "1.0.0"
              },
              "containerUrl": {
                "type": "string"
              },
              "usage": {
                "type": "object",
                "properties": {
                  "ACTOR_COMPUTE_UNITS": {
                    "type": "integer",
                    "example": 0
                  },
                  "DATASET_READS": {
                    "type": "integer",
                    "example": 0
                  },
                  "DATASET_WRITES": {
                    "type": "integer",
                    "example": 0
                  },
                  "KEY_VALUE_STORE_READS": {
                    "type": "integer",
                    "example": 0
                  },
                  "KEY_VALUE_STORE_WRITES": {
                    "type": "integer",
                    "example": 1
                  },
                  "KEY_VALUE_STORE_LISTS": {
                    "type": "integer",
                    "example": 0
                  },
                  "REQUEST_QUEUE_READS": {
                    "type": "integer",
                    "example": 0
                  },
                  "REQUEST_QUEUE_WRITES": {
                    "type": "integer",
                    "example": 0
                  },
                  "DATA_TRANSFER_INTERNAL_GBYTES": {
                    "type": "integer",
                    "example": 0
                  },
                  "DATA_TRANSFER_EXTERNAL_GBYTES": {
                    "type": "integer",
                    "example": 0
                  },
                  "PROXY_RESIDENTIAL_TRANSFER_GBYTES": {
                    "type": "integer",
                    "example": 0
                  },
                  "PROXY_SERPS": {
                    "type": "integer",
                    "example": 0
                  },
                  "PROXY_UNBLOCKER_UNITS": {
                    "type": "integer",
                    "example": 0
                  }
                }
              },
              "usageTotalUsd": {
                "type": "number",
                "example": 0.00005
              },
              "usageUsd": {
                "type": "object",
                "properties": {
                  "ACTOR_COMPUTE_UNITS": {
                    "type": "integer",
                    "example": 0
                  },
                  "DATASET_READS": {
                    "type": "integer",
                    "example": 0
                  },
                  "DATASET_WRITES": {
                    "type": "integer",
                    "example": 0
                  },
                  "KEY_VALUE_STORE_READS": {
                    "type": "integer",
                    "example": 0
                  },
                  "KEY_VALUE_STORE_WRITES": {
                    "type": "number",
                    "example": 0.00005
                  },
                  "KEY_VALUE_STORE_LISTS": {
                    "type": "integer",
                    "example": 0
                  },
                  "REQUEST_QUEUE_READS": {
                    "type": "integer",
                    "example": 0
                  },
                  "REQUEST_QUEUE_WRITES": {
                    "type": "integer",
                    "example": 0
                  },
                  "DATA_TRANSFER_INTERNAL_GBYTES": {
                    "type": "integer",
                    "example": 0
                  },
                  "DATA_TRANSFER_EXTERNAL_GBYTES": {
                    "type": "integer",
                    "example": 0
                  },
                  "PROXY_RESIDENTIAL_TRANSFER_GBYTES": {
                    "type": "integer",
                    "example": 0
                  },
                  "PROXY_SERPS": {
                    "type": "integer",
                    "example": 0
                  },
                  "PROXY_UNBLOCKER_UNITS": {
                    "type": "integer",
                    "example": 0
                  }
                }
              }
            }
          }
        }
      }
    }
  }
}