An API for Interactive Brokers Trader Workstation written in pure Haskell with minimal dependencies. It was based on version 9.71 of the IB API.

Status

This library is completely experimental and untested. I have not even attempted to use it to connect to TWS yet. Please use at your own risk, and if you find bugs, feel free to commit fixes.

API Coverage

The following messages are supported (in theory).

Requests

MktDataReq
CancelMktData
PlaceOrder
CancelOrder
OpenOrdersReq
AccountUpdatesReq
ExecutionsReq
IdsReq Int
ContractDetailsReq
MktDepthReq
CancelMktDepth
NewsBulletinsReq
CancelNewsBulletins
SetServerLogLevel
AutoOpenOrdersReq
AllOpenOrdersReq
ManagedAcctsReq
FAReq
FAReplaceReq
HistoricalDataReq
ExerciseOptionsReq
ScannerSubscriptionReq
CancelScannerSubscription
ScannerParametersReq
CancelHistoricalData
CurrentTimeReq
RealTimeBarsReq
CancelRealTimeBars
FundamentalDataReq
CancelFundamentalData
ImpliedVolatilityReq
CalcOptionPriceReq
CancelCalcImpliedVolatility
CancelCalcOptionPrice
GlobalCancelReq
MarketDataTypeReq
PositionsReq
AccountSummaryReq
CancelAccountSummary
CancelPositions
VerifyReq
VerifyMessage
QueryDisplayGroups
SubscribeToGroupEvents
UpdateDisplayGroup
UnsubscribeFromGroupEvents
StartApi

Responses

TickPrice
TickSize
OrderStatus
Err
OpenOrder
AcctValue
PortfolioValue
AcctUpdateTime
NextValidId
ContractData
ExecutionData
MarketDepth
MarketDepthL2
NewsBulletins
ManagedAccts
ReceiveFA
HistoricalData
BondContractData
ScannerParameters
ScannerData
TickOptionComputation
TickGeneric
TickString
TickEFP
CurrentTime nt
RealTimeBars
FundamentalData
ContractDataEnd
OpenOrderEnd
AcctDownloadEnd String
ExecutionDataEnd
DeltaNeutralValidation
TickSnapshotEnd
MarketDataType
CommissionReport
PositionData
PositionEnd
AccountSummary
AccountSummaryEnd
VerifyMessageAPI
VerifyCompleted
DisplayGroupList
DisplayGroupUpdated