Book Data

BYX Exchange
https://api-account.cboe.com/byx/account/book/<symbol>/data/
BZX Exchange
https://api-account.cboe.com/bzx/account/book/<symbol>/data/
EDGX Exchange
https://api-account.cboe.com/edgx/account/book/<symbol>/data/
EDGA Exchange
https://api-account.cboe.com/edga/account/book/<symbol>/data/

Effective 08/31/26, Cboe will begin redirecting users from the old batstrading URLs below to the new cboe URLs above. Users may wish to update their systems to the cboe URLs to avoid any disruption in the event redirection causes technical issues.

BYX Exchange
https://api.batstrading.com/byx/account/book/<symbol>/data/
BZX Exchange
https://api.batstrading.com/bzx/account/book/<symbol>/data/
EDGX Exchange
https://api.batstrading.com/edgx/account/book/<symbol>/data/
EDGA Exchange
https://api.batstrading.com/edga/account/book/<symbol>/data/

View current depth-of-book data for the selected symbol on the selected exchange.

API requests for book data should be sent not more than once per 5-second period. More frequent requests will not provide more frequent data updates.

Example Response

{
  "reload": 5000,
  "data": {
    "symbol": "FOOA",
    "timestamp": "14:39:01",
    "company": "FOO CORP",
    "volume": 23456,
    "orders": 123,
    "asks": [
      [200,5.24],
      [100,5.25]
    ],
    "bids": [
      [200,5.26],
      [100,5.23]
    ],
    "tick_type": "",
    "prev": 5.26,
    "high": 5.24,
    "low": 5.23,
    "status": "Trying",
    "trades": [
      ["15:59:59", 300, "4.59"],
      ["15:59:59",200,"4.60"],
      ["15:59:59",100,"4.59"],
      ["15:59:58",100,"4.61"],
      ["15:59:56",300,"4.62"],
      ["15:59:56",20,"4.61"],
      ["15:59:56",18,"4.62"],
      ["15:59:55",235,"4.62"],
      ["15:59:55",94,"4.61"],
      ["15:59:55",6,"4.61"]
    ],
    "hrname": ""
  },
  "success": true,
  "statusText": "",
  "statusCode": "200",
  "status": "200: "
}