Command reference

Tags in bold are mandatory. Legacy commands use UPPER-CASE tags ("SYMBOL"); REST uses the same names in lower case as query parameters (symbol=).

Market data

Command	Tags	REST
`QUOTE`	SYMBOL	`GET /v1/quote`
`SYMBOL_LIST`	—	`GET /v1/symbol/list`
`SYMBOL_INFO`	SYMBOL	`GET /v1/symbol/info`
`PRICE_HISTORY`	SYMBOL, TIMEFRAME, FROM_DATE, TO_DATE	`GET /v1/history/prices`
`TICK_HISTORY`	SYMBOL, FLAGS (`COPY_TICKS_ALL` · `COPY_TICKS_INFO` · `COPY_TICKS_TRADE`), FROM_DATE, TO_DATE	`GET /v1/history/ticks`
`CALENDAR_LIST`	FROM_DATE, TO_DATE, CURRENCY, COUNTRY_CODE	`GET /v1/calendar`

Trading

Command	Tags	REST
`ORDER_SEND`	SYMBOL, VOLUME, TYPE, PRICE (mandatory for pending), SL, TP, SLIPPAGE, COMMENT, MAGIC, EXPIRATION, TYPE_FILLING, ASYNC	`POST /v1/order`
`ORDER_MODIFY`	TICKET, PRICE, SL, TP, EXPIRATION, ASYNC	`POST /v1/order/modify`
`ORDER_CLOSE`	TICKET, VOLUME (partial close), PRICE, SLIPPAGE, ASYNC	`POST /v1/order/close`
`ORDER_LIST`	—	`GET /v1/order/list`
`ORDER_INFO`	TICKET	`GET /v1/order/info`
`TRADE_HISTORY`	FROM_DATE, TO_DATE, MODE (`POSITIONS` · `DEALS` · `ORDERS` · `ORDERS_DEALS`)	`GET /v1/history/orders`

TYPE values: ORDER_TYPE_BUY, ORDER_TYPE_SELL, ORDER_TYPE_BUY_LIMIT, ORDER_TYPE_SELL_LIMIT, ORDER_TYPE_BUY_STOP, ORDER_TYPE_SELL_STOP. TYPE_FILLING values: ORDER_FILLING_FOK, ORDER_FILLING_IOC, ORDER_FILLING_BOC, ORDER_FILLING_RETURN — if omitted, the EA picks a mode the symbol supports. EXPIRATION format: YYYY.MM.DD HH:MI in server time.

Account & terminal

Command	Tags	REST
`ACCOUNT_STATUS`	—	`GET /v1/account`
`TERMINAL_INFO`	—	`GET /v1/terminal`

Indicators

Command	Tags	REST
`MA_INDICATOR`	SYMBOL, TIMEFRAME, MA_PERIOD, MA_SHIFT, MA_METHOD (`MODE_SMA` · `MODE_EMA` · `MODE_SMMA` · `MODE_LWMA`), APPLIED_PRICE (`PRICE_CLOSE` · `PRICE_OPEN` · `PRICE_HIGH` · `PRICE_LOW` · `PRICE_MEDIAN` · `PRICE_TYPICAL` · `PRICE_WEIGHTED`), NUM	`GET /v1/indicator/ma`
`ATR_INDICATOR`	SYMBOL, TIMEFRAME, PERIOD, SHIFT	`GET /v1/indicator/atr`
`CUSTOM_INDICATOR`	SYMBOL, TIMEFRAME, INDICATOR_NAME (path under `MQL5\Indicators`, e.g. `Examples\OsMA`), PARAM1–PARAM4, NUM, INDEX (buffer)	`GET /v1/indicator/custom`

Indicator replies return DATA_VALUES, newest value first.

Streaming

Command	Tags	REST
`TRACK_PRICES`	SYMBOLS (array)	`POST /v1/track/prices`
`TRACK_OHLC`	OHLC (array of `{TIMEFRAME, SYMBOL, DEPTH}`)	`POST /v1/track/ohlc` (JSON body)
`TRACK_MBOOK`	SYMBOLS (array)	`POST /v1/track/mbook`
`TRACK_TRADE_EVENTS`	ENABLED (omit to read the current state)	`POST /v1/track/orders`

Connection

Command	Tags	Notes
`HELP`	COMMAND	Lists commands, or the tags of one command
`EXIT`	—	Replies `Bye` and closes the legacy connection