API documentation

Standard Header

Fields

  • Tag8
    Name

    BeginString

    ReqY
    Description

    “FIX.4.4”.

  • Tag9
    Name

    BodyLength

    ReqY
    Description

    The length of the message.

  • Tag35
    Name

    MsgType

    ReqY
    Description

    The number indicating the message type.

  • Tag49
    Name

    SenderCompID

    ReqY
    Description

    The ID of the sender.

  • Tag50
    Name

    SenderSubID

    ReqN*
    Description

    The sub-ID of the sender. (*) Some servers may require this field.

  • Tag56
    Name

    TargetCompID

    ReqY
    Description

    The ID of the intended recipient.

  • Tag57
    Name

    TargetSubID

    ReqN*
    Description

    The sub-ID of the recipient. (*) Some servers may require this field.

  • Tag128
    Name

    DeliverToCompID

    ReqN*
    Description

    AlgoId.

  • Tag129
    Name

    DeliverToSubID

    ReqN*
    Description

    Trading partner SubID used when sending messages via a third party. The tag is also used to specify Strategy ID on ExecutionReport messages. (*) Required when reporting disclosed sources and for multi-currency environments.

  • Tag115
    Name

    OnBehalfOfCompID

    ReqN*
    Description

    Trading partner company ID used when delivering messages via a third party. The tag is also used to specify Strategy ID on NewOrderSingle messages. (*) Required for multi-currency environments.

  • Tag116
    Name

    OnBehalfOfSubID

    ReqN*
    Description

    Trading partner SubID used when delivering messages via a third party. (*) Required for multi-currency environments.

  • Tag34
    Name

    MsgSeqNum

    ReqY
    Description

    The message sequence number.

  • Tag52
    Name

    SendingTime

    ReqY
    Description

    The UTCTimestamp. For example, “19701231- 23:59:59.999”.

YRequired — include this field in every message.
NOptional — may be omitted.
N*Conditionally required — optional unless noted in Description (look for (*)).

For certain multi-currency or multi-account servers, custom configuration may be required. Please contact project manager for information.

Alipay
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Eurex
AWS
Azure
Google Cloud
Currenex
Velocity Trade
Bitcoin
CME
Interactive Brokers
Kraken
FIX API
XTX
Bloomberg
Binance

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