Ticker – Kraken

The ticker feed returns ticker information about listed products

Authentication is not required.

Feed	Event Type	Permissible API Keys
ticker	subscribe / unsubscribe	N/A

Sample Sent Message

{
    "event":"subscribe",
    "feed":"ticker",
    "product_ids":[
        "FI_XBTUSD_180921",
        "FV_XRPXBT_180615"
    ]
}

Sample Return if Successful. (A result message is received per product id)

{
    "event":"subscribed ",
    "feed":"ticker",
    "product_ids":[
        "FI_XBTUSD_180921"
    ]
}

{
    "event":"subscribed",
    "feed":"ticker",
    "product_ids":[
        "FV_XRPXBT_180615"
    ]
}

Field	Type	Description
event	string	The result, subscribed or subscribed_failed or unsubscribed or unsubscribed_failed
feed	string	The requested subscription feed
product_ids	list of strings	A list of strings which represent the products that user will receive information upon

The subscription data will return values for all fields even if the value of only a single field has changed since the last payload.

Sample Subscription Data

{
   "feed":"ticker",
   "product_id":"FI_XBTUSD_180511",
   "bid":9375.0,
   "ask":9380.0,
   "bid_size":101.0,
   "ask_size":101.0,
   "volume":7518205.0,
   "dtm":0,
   "leverage":"50x",
   "index":9340.19,
   "premium":0.4,
   "last":9380.0,
   "time":1525971426646,
   "change":0.2,
   "tag":"week",
   "pair":"XBT:USD",
   "openInterest":1659666.0,
   "markPrice":9353.266266,
   "maturityTime":1526050800000
}

{
   'ask_size':2285.0,
   'product_id':'PI_XBTUSD',
   'volume':762208.0,
   'openInterest':230834.0,
   'relative_funding_rate':-3.429315625e-06,
   'bid':3233.0,
   'maturityTime':0,
   'dtm':-17882,
   'tag':'perpetual',
   'change':-0.5,
   'index':3233.76,
   'bid_size':10000.0,
   'funding_rate':-1.058309892e-09,
   'relative_funding_rate_prediction':-4.171106875e-05,
   'pair':'XBT:USD',
   'markPrice':3233.5,
   'leverage':'50x',
   'funding_rate_prediction':-1.2897711109e-08,
   'ask':3234.0,
   'next_funding_rate_time':1545048000000,
   'time':1545046832866,
   'premium':0.0,
   'feed':'ticker',
   'last':3231.0
}

Field	Type	Description
feed	string	The subscribed feed
product_id	string	The subscribed product (referred also as instrument or symbol)
bid	positive float	The price of the current best bid
ask	positive float	The price of the current best ask
bid_size	positive float	The size of the current best bid
ask_size	positive float	The size of the current best ask
volume	positive float	The sum of the sizes of all fills observed in the last 24 hours
dtm	positive integer	The days until maturity
leverage	string	The leverage of the product
index	positive float	The real time index of the product
premium	float	The premium associated with the product
last	positive float	The price of the last trade of the product
time	positive integer	The UTC time of the server in milliseconds
change	float	The 24h change in price
tag	string	Currently can be 'week', 'month' or 'quarter'. Other tags may be added without notice.
pair	string	The currency pair of the instrument
openInterest	float	The current open interest of the instrument
markPrice	float	The market price of the instrument
maturityTime	positive integer	The UTC time, in milliseconds, at which the contract will stop trading
funding_rate (Perpetuals only)	float	The current funding rate.
relative_funding_rate_prediction (Perpetuals only)	float	The absolute funding rate relative to the spot price at the time of funding rate calculation.
funding_rate_prediction (Perpetuals only)	float	The estimated next funding rate.
next_funding_rate_time (Perpetuals only)	positive integer	The time until next funding rate in milliseconds.

Sample Return if Unsuccessful

{
    "event":"error",
    "message":"Invalid product id"
}

Field

Type

Description

event

string

Always error

message

string

An error message out of:

Invalid product id
Invalid feed
Json Error