Order books

Market depths and prices

Latest price for a symbol or symbols

get

Returns the latest price for a single symbol or multiple symbols.

Weight:

Parameter	Symbols Provided	Weight
symbol	1	2
symbol omitted	all	4

Query parameters

symbolstringOptional

A single symbol

symbolsstring[]Optional

Comma-separated symbols

Responses

200

Single ticker if symbol is provided; otherwise array of tickers

application/json

or

400

Cannot request both symbol and symbols

application/json

404

One or more symbols are invalid

application/json

429

Too Many Requests - Rate limit exceeded.

application/problem+jsonapplication/json

503

Service Unavailable

application/problem+json

get

/api/v1/ticker/price

HTTPcURLJavaScriptPython

GET /api/v1/ticker/price HTTP/1.1
Host: api.lambdaplex.io
Accept: */*

{
  "symbol": "PLEX-USDC",
  "price": "1.01"
}

Order book (depth)

get

Returns the current order book (bids & asks) as arrays of [PRICE, QTY] strings.

Data Source: Memory.

Weight: Adjusted based on the limit parameter:

Limit	Weight
1-100	5
101-500	25
501-1000	50
1001-5000	250

Query parameters

symbolstringRequired

Trading pair symbol (e.g. PLEX-HBAR).

Example: PLEX-HBAR

limitinteger · min: 1 · max: 5000Optional

Number of price levels to return. Default: 100; Max: 5000. If limit > 5000, only 5000 entries are returned.

Default: 100Example: 100

Responses

200

Order book snapshot

application/json

lastUpdateIdinteger · int64Optional

400

Invalid symbol or limit

application/json

404

Symbol not found

application/json

429

Too Many Requests - Rate limit exceeded.

application/problem+jsonapplication/json

500

Internal server error

application/json

503

Service Unavailable

application/problem+json

get

/api/v1/depth

HTTPcURLJavaScriptPython

GET /api/v1/depth?symbol=text HTTP/1.1
Host: api.lambdaplex.io
Accept: */*

{
  "lastUpdateId": 1027024,
  "bids": [
    [
      "4.00000000",
      "431.00000000"
    ]
  ],
  "asks": [
    [
      "4.00000200",
      "12.00000000"
    ]
  ]
}