Parlay RFQ Engine API Documentation

Requirement

You need an Enterprise plan to use the Parlay RFQ Engine.

Description

Parlay RFQ Engine provides real-time Same Game Parlay (SGP) pricing comparison for Kalshi RFQ (Request for Quote) parlays.

API Endpoint

https://rfq.oddsblaze.com/

Parameters

key (required)

Your OddsBlaze API key.

price

The price format: american (default), decimal, fractional, probability, malaysian, indonesian, or hong_kong.

site (required)

The site id (e.g. kalshi).

sportsbook (required)

The sportsbook id to compare prices with (e.g. draftkings). Separate multiple sportsbooks with a comma (e.g. draftkings,fanduel).

POST Body

Send a JSON array in the request body with the Kalshi market ticker (e.g. KXNFLGAME-26OCT22NECHI-CHI) and side (Yes or No) from each leg.

[
  {
    "market": "KXNFLGAME-26OCT22NECHI-CHI",
    "side": "Yes"
  },
  {
    "market": "KXNFLTD-26OCT22NECHI-CHIDSWIFT4-1",
    "side": "Yes"
  }
]

Example curl Commands

2-leg Kalshi parlay, DraftKings & FanDuel prices:

curl -X POST 'https://rfq.oddsblaze.com/?key=your_key&site=kalshi&sportsbook=draftkings,fanduel' \
  -H 'Content-Type: application/json' \
  -d '[
    {
      "market": "KXNFLGAME-26OCT22NECHI-CHI",
      "side": "Yes"
    },
    {
      "market": "KXNFLTD-26OCT22NECHI-CHIDSWIFT4-1",
      "side": "Yes"
    }
  ]'

Example Response

{
  "status": 200,
  "message": "Success",
  "duration": 388,
  "sportsbooks": {
    "draftkings": {
      "status": 200,
      "duration": 323,
      "data": {
        "price": "+134",
        "correlation": 12.4706,
        "links": {
          "desktop": "https://sportsbook.draftkings.com/?outcomes=0ML84695466_1+0QA380414163%232326615191_13L88808Q151577722Q20"
        }
      }
    },
    "fanduel": {
      "status": 200,
      "duration": 334,
      "data": {
        "price": "+138",
        "correlation": 10.9681,
        "links": {
          "desktop": "https://nj.sportsbook.fanduel.com/addToBetslip?marketId[0]=42.616149652&selectionId[0]=50194&marketId[1]=42.617700503&selectionId[1]=16602381",
          "mobile": "fanduelsportsbook://account.sportsbook.fanduel.com/sportsbook/addToBetslip?marketId[0]=42.616149652&selectionId[0]=50194&marketId[1]=42.617700503&selectionId[1]=16602381"
        }
      }
    }
  },
  "events": [
    {
      "id": "daaaff2f-c2d6-5cda-a010-7076fed54a0c",
      "teams": {
        "away": {
          "id": "11768bf3-8e8e-53d3-b4ca-a895d14a2371",
          "name": "New England Patriots",
          "abbreviation": "NE"
        },
        "home": {
          "id": "2f3d795b-de5a-53a6-955d-aeb0e86080bc",
          "name": "Chicago Bears",
          "abbreviation": "CHI"
        }
      },
      "date": "2026-10-23T00:15:00.000Z",
      "live": false,
      "odds": [
        {
          "id": "FanDuel#daaaff2f-c2d6-5cda-a010-7076fed54a0c#Moneyline#Chicago Bears",
          "market": "Moneyline",
          "name": "Chicago Bears",
          "price": "-156",
          "main": true,
          "links": {
            "desktop": "https://nj.sportsbook.fanduel.com/addToBetslip?marketId=42.616149652&selectionId=50194",
            "mobile": "fanduelsportsbook://account.sportsbook.fanduel.com/sportsbook/addToBetslip?marketId=42.616149652&selectionId=50194"
          },
          "selection": {
            "name": "Chicago Bears"
          },
          "updated": "2026-10-21T19:00:28.847Z"
        },
        {
          "id": "FanDuel#daaaff2f-c2d6-5cda-a010-7076fed54a0c#Player Touchdowns#D'Andre Swift Over 0.5#058d417d-037b-5d51-9ee8-1d936a88aee8",
          "market": "Player Touchdowns",
          "name": "D'Andre Swift Over 0.5",
          "price": "-160",
          "main": true,
          "links": {
            "desktop": "https://nj.sportsbook.fanduel.com/addToBetslip?marketId=42.617700503&selectionId=16602381",
            "mobile": "fanduelsportsbook://account.sportsbook.fanduel.com/sportsbook/addToBetslip?marketId=42.617700503&selectionId=16602381"
          },
          "selection": {
            "name": "D'Andre Swift",
            "side": "Over",
            "line": 0.5
          },
          "player": {
            "id": "058d417d-037b-5d51-9ee8-1d936a88aee8",
            "name": "D'Andre Swift",
            "position": "RB",
            "number": "4",
            "team": {
              "id": "2f3d795b-de5a-53a6-955d-aeb0e86080bc",
              "name": "Chicago Bears",
              "abbreviation": "CHI"
            }
          },
          "updated": "2026-10-21T19:00:29.762Z"
        },
        {
          "id": "DraftKings#daaaff2f-c2d6-5cda-a010-7076fed54a0c#Moneyline#Chicago Bears",
          "market": "Moneyline",
          "name": "Chicago Bears",
          "price": "-155",
          "main": true,
          "links": {
            "desktop": "https://sportsbook.draftkings.com/event/ne-patriots-%2540-chi-bears/34118033?outcomes=0ML84695466_1"
          },
          "selection": {
            "name": "Chicago Bears"
          },
          "updated": "2026-10-20T20:09:09.831Z"
        },
        {
          "id": "DraftKings#daaaff2f-c2d6-5cda-a010-7076fed54a0c#Player Touchdowns#D'Andre Swift Over 0.5#058d417d-037b-5d51-9ee8-1d936a88aee8",
          "market": "Player Touchdowns",
          "name": "D'Andre Swift Over 0.5",
          "price": "-160",
          "main": true,
          "links": {
            "desktop": "https://sportsbook.draftkings.com/event/ne-patriots-%2540-chi-bears/34118033?outcomes=0QA380414163%232326615191_13L88808Q151577722Q20"
          },
          "selection": {
            "name": "D'Andre Swift",
            "side": "Over",
            "line": 0.5
          },
          "player": {
            "id": "058d417d-037b-5d51-9ee8-1d936a88aee8",
            "name": "D'Andre Swift",
            "position": "RB",
            "number": "4",
            "team": {
              "id": "2f3d795b-de5a-53a6-955d-aeb0e86080bc",
              "name": "Chicago Bears",
              "abbreviation": "CHI"
            }
          },
          "updated": "2026-10-21T16:34:39.880Z"
        }
      ]
    }
  ]
}