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WebSocket Market Data API

Basic Info

• The base URL for all WSS endpoints listed in this document is: wss://nbstream.binance.com/w3w/wsa/stream

Subscribe / Unsubscribe Streams in Real Time

• You can subscribe to or unsubscribe from streams by sending messages over WebSocket. Examples are shown below.
• The id in the request is used as a unique identifier to correlate request/response messages. The following formats are accepted:
  • 64-bit signed integer
  • Alphanumeric string; max length 36
  • null
• If result in the corresponding response is null, it indicates the request was sent successfully.

Subscribe to a stream

Request

Code
{
  "method": "SUBSCRIBE",
  "params": ["came@allTokens@ticker24"],
  "id": 1
}

Response

Code
{
  "result": null,
  "id": 1
}

---

Unsubscribe from a stream

Request

Code
{
  "method": "UNSUBSCRIBE",
  "params": ["came@allTokens@ticker24"],
  "id": 1
}

Response

Code
{
  "result": null,
  "id": 1
}

---

List current subscriptions

Request

Code
{
  "method": "LIST_SUBSCRIPTION",
  "id": 3
}

Response

Code
{
  "result": ["came@allTokens@ticker24"],
  "id": 3
}

---

Streams

came@allTokens@ticker24

Code
{
  "data": {
    "d": [
      {
        "ca": "0x8fce7206e3043dd360f115afa956ee31b90b787c@56", // Contract address@Chain ID
        "cnt24": 10426, // Number of trades in the last 24h
        "fdv": "72834145.18711072", // Fully Diluted Valuation (FDV)
        "hc": "6822", // Number of holders
        "liq": "1442996.98151177662835", // Liquidity
        "mc": "13542034.24008014", // Market cap
        "p": "0.072849536538593663", // Current price
        "pc24": "-2.32", // 24h price change %
        "s": "1",
        "t": 1771825733000, // Timestamp (ms)
        "vol24": "12930712.213702157742688594285" // 24h volume
      }
    ],
    "e": "tickerList"
  },
  "stream": "came@allTokens@ticker24"
}

---

<symbol>@aggTrade

Code
{
  "data": {
    "E": 1771828569861, // Event time (ms)
    "T": 1771828569702, // Trade time (ms)
    "a": 2684294, // Aggregated trade ID
    "e": "aggTrade", // Event type
    "f": 2684294, // First trade ID in the aggregation
    "l": 2684294, // Last trade ID in the aggregation
    "m": false, // Is the buyer the market maker
    "p": "0.08530000", // Price
    "q": "879.24000000", // Quantity
    "s": "ALPHA_474USDT" // Symbol
  },
  "stream": "alpha_474usdt@aggTrade"
}

---

<symbol>@fulldepth@<interval>

interval: 0ms, 100ms, 500ms
This stream returns all available depth, which includes UI and API orders.

Code
{
  "data": {
    "E": 1771828614381, // Event time (ms)
    "T": 1771828614258, // Matching time (ms)
    "U": 42648947917, // First updateId in this event
    "a": [
      ["0.07680652", "0.00000000"],
      ["0.08529794", "0.00000000"]
    ],
    "b": [
      ["0.08513788", "0.00000000"],
      ["0.08520502", "23.47000000"],
      ["0.08521196", "320.94000000"],
      ["0.08529880", "0.00000000"],
      ["0.08529885", "0.00000000"]
    ],
    "e": "depthUpdate",
    "pu": 42648947321, // Previous updateId from the last push
    "s": "ALPHA_474USDT",
    "u": 42648948229 // Last updateId in this event
  },
  "stream": "alpha_474usdt@fulldepth@500ms"
}

---

came@contractAddress@chainId@kline_<interval>

interval: 1s, 1m, 5m, 15m, 1h, 4h, 1d

Code
{
  "data": {
    "ca": "G7vQWurMkMMm2dU3iZpXYFTHT9Biio4F4gZCrwFpKNwG@CT_501", // Contract address@Chain ID
    "e": "kline",
    "k": {
      "c": "0.15584957424118055058", // Close price
      "ct": 1771828656000, // Kline close time
      "h": "0.15584957424118055058", // High price
      "i": "1s", // Interval
      "l": "0.15584372258086979622", // Low price
      "o": "0.15584372258086979622", // Open price
      "ot": 1771828655000, // Kline open time
      "v": "2.8584092999332775480" // Volume
    }
  },
  "stream": "came@G7vQWurMkMMm2dU3iZpXYFTHT9Biio4F4gZCrwFpKNwG@CT_501@kline_1s"
}

---

<symbol>@bookTicker

Code
{
  "data": {
    "A": "2.00353200", // ask1Quantity
    "B": "0.91076900", // bid1Quantity
    "E": 1773108379067, // eventTime
    "T": 1773108379054, // transactionTime
    "a": "9.30000000", // ask1Price
    "b": "8.30000000", // bid1Price
    "e": "bookTicker", // eventType
    "s": "ALPHA_116USDT", // symbol
    "u": 6663207693 // updateId
  },
  "stream": "alpha_116usdt@bookTicker"
}

---

!bookTicker

Code
{
  "data": {
    "A": "2.00353200", // ask1Quantity
    "B": "0.91076900", // bid1Quantity
    "E": 1773108379067, // eventTime
    "T": 1773108379054, // transactionTime
    "a": "9.30000000", // ask1Price
    "b": "8.30000000", // bid1Price
    "e": "bookTicker", // eventType
    "s": "ALPHA_116USDT", // symbol
    "u": 6663207693 // updateId
  },
  "stream": "!bookTicker"
}

---

<symbol>@miniTicker

Code
{
  "data": {
    "E": 1773109449908, // eventTime
    "c": "8.40000000", // closePrice
    "e": "24hrMiniTicker", // eventType
    "h": "8.50000000", // highPrice
    "l": "8.30000000", // lowPrice
    "o": "8.40000000", // openPrice
    "q": "543810.36005090", // quoteVolume
    "s": "ALPHA_116USDT", // symbol
    "v": "64739.03978900" // volume
  },
  "stream": "alpha_116usdt@miniTicker"
}

---

!miniTicker@arr

Code
{
  "data": {
    "E": 1773109449908, // eventTime
    "c": "8.40000000", // closePrice
    "e": "24hrMiniTicker", // eventType
    "h": "8.50000000", // highPrice
    "l": "8.30000000", // lowPrice
    "o": "8.40000000", // openPrice
    "q": "543810.36005090", // quoteVolume
    "s": "ALPHA_116USDT", // symbol
    "v": "64739.03978900" // volume
  },
  "stream": "!miniTicker@arr"
}

---

<symbol>@ticker

Code
{
  "data": {
    "C": 1773109631555, // endTime
    "E": 1773109631569, // eventTime
    "F": 19847634, // firstTradeId
    "L": 19911287, // lastTradeId
    "O": 1773023220000, // startTime
    "P": "0.00", // priceChangePercent
    "Q": "0.49293200", // lastTradeVolume
    "c": "8.40000000", // closePrice
    "e": "24hrTicker", // eventType
    "h": "8.50000000", // highPrice
    "l": "8.30000000", // lowPrice
    "n": 217505, // tradeNum
    "o": "8.40000000", // openPrice
    "p": "0.00000000", // priceChange
    "q": "543907.35169250", // quoteVolume
    "s": "ALPHA_116USDT", // symbol
    "v": "64750.63418500", // volume
    "w": "8.40003127" // averagePrice
  },
  "stream": "alpha_116usdt@ticker"
}

---

!ticker@arr

Code
{
  "data": {
    "C": 1773109631555, // endTime
    "E": 1773109631569, // eventTime
    "F": 19847634, // firstTradeId
    "L": 19911287, // lastTradeId
    "O": 1773023220000, // startTime
    "P": "0.00", // priceChangePercent
    "Q": "0.49293200", // lastTradeVolume
    "c": "8.40000000", // closePrice
    "e": "24hrTicker", // eventType
    "h": "8.50000000", // highPrice
    "l": "8.30000000", // lowPrice
    "n": 217505, // tradeNum
    "o": "8.40000000", // openPrice
    "p": "0.00000000", // priceChange
    "q": "543907.35169250", // quoteVolume
    "s": "ALPHA_116USDT", // symbol
    "v": "64750.63418500", // volume
    "w": "8.40003127" // averagePrice
  },
  "stream": "!ticker@arr"
}

---

<symbol>@trade

Code
{
  "data": {
    "E": 1773110023891, // eventTime
    "T": 1773110023877, // tradeTime
    "e": "trade", // eventType
    "m": false, // isBuyerMaker
    "p": "8.40000000", // fillPrice
    "q": "0.97915700", // fillQty
    "s": "ALPHA_116USDT", // symbol
    "t": 19911650 // tradeId
  },
  "stream": "alpha_116usdt@trade"
}

---

<symbol>@depth<levels>@<interval>

levels: optional, available values: [5, 10, 20]
interval: optional, available values: [0ms, 100ms, 500ms]
Please note that only UI orders will be shown.

Code
{
  "data": {
    "E": 1773110222878, // eventTime
    "T": 1773110222767, // transactionTime
    "U": 6663367135, // firstUpdateId
    "a": [
      [
        "8.30000000", // price
        "8.02776700" // qty
      ]
    ],
    "b": [
      [
        "8.40000000", // price
        "1266.84789600" // qty
      ]
    ],
    "e": "depthUpdate", // eventType
    "pu": 6663366971, // previousUpdateId
    "s": "ALPHA_116USDT", // symbol
    "u": 6663367147 // lastUpdateId
  },
  "stream": "alpha_116usdt@depth"
}

---

<symbol>@kline_<interval>

available values: [1m, 3m, 5m, 15m, 30m, 1h, 2h, 4h, 6h, 8h, 12h, 1d, 3d, 1w, 1M]

Code
{
  "data": {
    "E": 1773111055144, // eventTime
    "e": "kline", // eventType
    "k": {
      "B": "0", // ignore
      "L": 19912765, // lastTradeId
      "Q": "534.64960920", // takerBuyQuoteAssetVolume
      "T": 1773111059999, // endTime
      "V": "63.64876300", // takerBuyBaseAssetVolume
      "c": "8.40000000", // closePrice
      "f": 19912696, // firstTradeId
      "h": "8.40000000", // highPrice
      "i": "1m", // interval
      "l": "8.40000000", // lowPrice
      "n": 218, // tradeNum
      "o": "8.40000000", // openPrice
      "q": "534.64960920", // quoteAssetVolume
      "s": "ALPHA_116USDT", // symbol
      "t": 1773111000000, // startTime
      "v": "63.64876300", // volume
      "x": false // klineComplete
    },
    "s": "ALPHA_116USDT" // symbol
  },
  "stream": "alpha_116usdt@kline_1m"
}