金吾财讯 | 微软（MSFT）盘中股价上扬，最新涨2.71%，报531美元，成交额25.28亿美元。消息面上，微软加码语音AI能力，推出三款全新语音模型，分别为流式实时语音转文字模型MAI-Transcribe-2-Streaming、文本转语音模型MAI-Voice-2.1，以及低延迟版本MAI-Voice-2.1-Flash。根据 AI基准测试平台Artificial Analysis数据，MAI-Transcribe-2-Streaming在38款参评模型中取得流式语音识别准确率第一名，转录词错误率（WER）低至2.5%，且说话结束到输出文本仅约0.13秒。
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