🪟 Microsoft Launches In-House AI Models

NewBits Media
2 days ago
2 min read

After years of leaning on OpenAI, Microsoft just unveiled its first proprietary models: MAI-Voice-1 and MAI-1-preview. It’s a major milestone toward building an AI stack under its own control.

🗞️ The Gist

MAI-Voice-1 focuses on speech generation and is already powering Copilot Daily and Podcasts. MAI-1-preview is a lean text model trained more efficiently than rivals and now in public testing on LMArena. Together, they mark Microsoft’s push for independence.

🔊 MAI-Voice-1 (speech)

Generates natural, high-fidelity audio at lightning speed—up to one minute in under a second on a single GPU.

Live now inside Copilot Daily and Podcasts.

Open to demos in Copilot Labs.

✍️ MAI-1-preview (text)

Trained on ~15,000 Nvidia H100 GPUs for efficiency.

Built to handle everyday instructions and Q&A.

Limited API now open; broader rollout across Copilot and Office coming soon.

💡 Why It’s Important

By launching its own models, Microsoft gains more control over roadmap, costs, and integration strategy. Voice is already shipping to millions, while text is being refined through real-world use.

👀 What to Watch

Will benchmarks show MAI-1 competing with GPT-4, Gemini, or Claude? How quickly will these models spread through Microsoft’s suite? And how will the company balance its new stack with continued OpenAI partnerships?

🔑 Why Microsoft Launches In-House AI Models

Microsoft launches in-house AI models to reduce dependency on partners and signal long-term commitment to building its own foundation for Copilot, Windows, and beyond.

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