IB.reqRealTimeBars

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reqRealTimeBars(self, contract: ib_async.contract.Contract, barSize: int, whatToShow: str, useRTH: bool, realTimeBarsOptions: list[ib_async.contract.TagValue] = []) -> ib_async.objects.RealTimeBarList

Completeness: signature-only · Canonical ID: ib_async.ib.IB.reqRealTimeBars

Runtime signature is published; semantic enrichment remains outstanding.

Related API navigation

• Calls: Client.getReqId
• Calls: Client.reqRealTimeBars
• Cancel operation: IB.cancelRealTimeBars
• Protocol mapping: EClient.reqRealTimeBars
• Response callback: EWrapper.realtimeBar
• Returns: RealTimeBarList
• Error reference: TWS message codes (applicability is request-dependent).

Sources and provenance

• ib-async-repository-2-1-0 (library-source; retrieved 2026-07-15T03:42:42Z)
• ib-async-repository-2-1-0 (library-source; retrieved 2026-07-15T03:42:42Z)
• ib-async-repository-2-1-0 (library-source; retrieved 2026-07-15T03:42:42Z)

Request realtime 5 second bars.

https://interactivebrokers.github.io/tws-api/realtime_bars.html

Args: contract: Contract of interest. barSize: Must be 5. whatToShow: Specifies the source for constructing bars. Can be 'TRADES', 'MIDPOINT', 'BID' or 'ASK'. useRTH: If True then only show data from within Regular Trading Hours, if False then show all data. realTimeBarsOptions: Unknown.