Microsoft AI Introduces MAI-Transcribe-1.5: 2.4% WER on Artificial Analysis, Best-in-Class FLEURS Accuracy, and Up to 5x Faster Long-Audio Transcription

Summary

<p>Microsoft AI has released MAI-Transcribe-1.5, the second iteration of its in-house speech-to-text family. The model covers 43 languages, adds keyword (entity) biasing for domain-specific terms, posts a 2.4% Word-Error-Rate on the Artificial Analysis leaderboard, and transcribes an hour of audio in under 15 seconds. It is generally available in Azure AI Foundry.</p> <p>The post <a href="https://www.marktechpost.com/2026/06/08/microsoft-ai-introduces-mai-transcribe-1-5-2-4-wer-on-artificial-analysis-best-in-class-fleurs-accuracy-and-up-to-5x-faster-long-audio-transcription/">Microsoft AI Introduces MAI-Transcribe-1.5: 2.4% WER on Artificial Analysis, Best-in-Class FLEURS Accuracy, and Up to 5x Faster Long-Audio Transcription</a> appeared first on <a href="https://www.marktechpost.com">MarkTechPost</a>.</p>