Embedding is an unsung hero in model accuracy and today is a big leap forward. It's at the heart of grounding; it's the layer that does the hard work of searching, retrieving, organizing, and connecting information across sources for a holistic response.
@mustafasuleyman
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Harrier Upgrades Bing Web Grounding for Agentic AI Era
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Bing's web grounding already powers almost every major AI chatbot today. With Harrier, it just got a big upgrade for the agentic era. Better embeddings lead to better retrieval, often more accurate answers, and better multilingual performance in the 100+ languages Harrier
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Microsoft Open-Sources Industry-Leading Embedding Model Harrier
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Big kudos to @JordiRib1 and the @bing team – awesome to see the speed and quality shipping across @MicrosoftAI
. More on Harrier in today's blog: https://
blogs.bing.com/search/April-2
026/Microsoft-Open-Sources-Industry-Leading-Embedding-Model
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Microsoft AI Playground Now Available for Public Testing
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you can try it at https://
playground.microsoft.ai (with a few country restrictions) and available in Microsoft Foundry too for developers -
AI Model Achieves Breakthrough Photorealism with Glacier Rendering
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The team really killed it on photorealism with this model. While testing we found out ice is a great barometer for this – try this glacier prompt. A glacier wall towering like a cathedral interior, deep blue ice with light refracting through layers, tiny human figure at base for
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Microsoft Releases MAI-Transcribe-1 Transcription Model
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Three models. Three top-tier results. All shipped within just a few months by the @MicrosoftAI team.
— Mustafa Suleyman (@mustafasuleyman) 2 avril 2026
– MAI-Transcribe-1 dropped today, the most accurate transcription model in the world across 25 languages according to FLEURS WER benchmark.
– MAI-Voice-1 sets a new standard for… pic.twitter.com/rfwqcEaxR8Three models. Three top-tier results. All shipped within just a few months by the @MicrosoftAI team.
– MAI-Transcribe-1 dropped today, the most accurate transcription model in the world across 25 languages according to FLEURS WER benchmark.
– MAI-Voice-1 sets a new standard for -
MAI-Image-2 Excels at Surrealist Image Generation
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One place MAI-Image-2 really knocks it out of the park is surrealist images. Try this one: Close-up zoomed in macro photo of a bright orange clownfish hiding among stark white peonies with bright yellow stamens. High contrast, shallow depth of field, vibrant wildlife
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The Future of Work: AI and Workforce Transformation Ahead
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The world of work is changing. Let's change it for the better. Ryan Roslansky nails it in his new book: "The most important truth about this moment is that the outcome isn’t written yet."
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Token supply scarcity drives AI product margins and performance
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For the next couple years at least, the entire AI industry is going to be defined by this fact: demand is going to wildly outstrip supply, and so what matters is which companies / products have margin to pay for tokens. Those products will then rapidly improve because latency
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Microsoft and Crusoe Launch 900MW AI Factory in Texas
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Great way to wrap up the week! We’re partnering with Crusoe on a 900MW AI factory in Abilene, Texas. Super excited to add more capacity to our AI fleet. https://
crusoe.ai/resources/news
room/crusoe-announces-new-900-mw-ai-factory-campus-in-abilene-texas-to-support-microsoft-ai-infrastructure
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