public Boolean isStream() {
        return this.stream;
    }
Get the stream property: A value indicating whether chat completions should be streamed for this request.

@return the stream value.
chat2db-server/chat2db-server-web/chat2db-server-web-api/src/main/java/ai/chat2db/server/web/api/controller/ai/fastchat/model/FastChatCompletionsOptions.java