ResponseStreamEvent:
    | OpenAIClient.Responses.ResponseAudioDeltaEvent
    | OpenAIClient.Responses.ResponseAudioDoneEvent
    | OpenAIClient.Responses.ResponseAudioTranscriptDeltaEvent
    | OpenAIClient.Responses.ResponseAudioTranscriptDoneEvent
    | ResponseCodeInterpreterCallCodeDeltaEvent
    | ResponseCodeInterpreterCallCodeDoneEvent
    | ResponseCodeInterpreterCallCompletedEvent
    | ResponseCodeInterpreterCallInProgressEvent
    | ResponseCodeInterpreterCallInterpretingEvent
    | ResponseCompletedEvent
    | OpenAIClient.Responses.ResponseContentPartAddedEvent
    | OpenAIClient.Responses.ResponseContentPartDoneEvent
    | OpenAIClient.Responses.ResponseCreatedEvent
    | ResponseErrorEvent
    | ResponseFileSearchCallCompletedEvent
    | ResponseFileSearchCallInProgressEvent
    | ResponseFileSearchCallSearchingEvent
    | OpenAIClient.Responses.ResponseFunctionCallArgumentsDeltaEvent
    | OpenAIClient.Responses.ResponseFunctionCallArgumentsDoneEvent
    | ResponseInProgressEvent
    | ResponseFailedEvent
    | ResponseIncompleteEvent
    | OpenAIClient.Responses.ResponseOutputItemAddedEvent
    | OpenAIClient.Responses.ResponseOutputItemDoneEvent
    | ResponseReasoningSummaryPartAddedEvent
    | ResponseReasoningSummaryPartDoneEvent
    | ResponseReasoningSummaryTextDeltaEvent
    | ResponseReasoningSummaryTextDoneEvent
    | ResponseRefusalDeltaEvent
    | ResponseRefusalDoneEvent
    | OpenAIClient.Responses.ResponseTextDeltaEvent
    | OpenAIClient.Responses.ResponseTextDoneEvent
    | ResponseWebSearchCallCompletedEvent
    | ResponseWebSearchCallInProgressEvent
    | ResponseWebSearchCallSearchingEvent
    | ResponseImageGenCallCompletedEvent
    | ResponseImageGenCallGeneratingEvent
    | ResponseImageGenCallInProgressEvent
    | ResponseImageGenCallPartialImageEvent
    | ResponseMcpCallArgumentsDeltaEvent
    | ResponseMcpCallArgumentsDoneEvent
    | ResponseMcpCallCompletedEvent
    | ResponseMcpCallFailedEvent
    | ResponseMcpCallInProgressEvent
    | ResponseMcpListToolsCompletedEvent
    | ResponseMcpListToolsFailedEvent
    | ResponseMcpListToolsInProgressEvent
    | ResponseOutputTextAnnotationAddedEvent
    | ResponseQueuedEvent
    | ResponseReasoningDeltaEvent
    | ResponseReasoningDoneEvent
    | ResponseReasoningSummaryDeltaEvent
    | ResponseReasoningSummaryDoneEvent

Emitted when there is a partial audio response.