Microsoft launches MAI‑Voice‑1 and MAI‑1‑preview — First in‑house AI models
Microsoft launches MAI-Voice-1 and MAI-1-preview — First in-house AI models Summary: Microsoft announced two homegrown models — MAI-Voice-1 (a fast, expressive speech-generation model) and MAI-1-preview (a text foundation model currently in public testing). This marks a step toward building proprietary AI capabilities and reducing reliance on partners like OpenAI. Key details MAI-Voice-1: High-efficiency speech generation — reportedly can produce one minute of audio in under one second on a single GPU. Used in features like Copilot Daily and available for experimentation via Copilot Labs. MAI-1-preview: Text LLM trained at scale (reported training on ~15,000 Nvidia H100 GPUs) and being benchmarked publicly. Intended for select Copilot text experiences. Microsoft emphasizes cost-effective training and curated data approaches to achieve strong performance with fewer resources. Implications This move signals Microsoft’s intent to be…