The big focuses of Microsoft’s Build 2025 keynote were AI agents, the open agentic web, and Copilot upgrades that aim to solve coding bugs in a pinch. Microsoft’s Azure AI Foundry is also expanding its model list to include Grok 3 and Grok 3 mini from Elon Musk’s xAI. Check out our video for more.
Microsoft Build
Build is Microsoft’s main developer event for the year, and it’s typically where the company unveils its latest Windows road map alongside additions to Office, Azure, and many other software and services. At Build 2025, we’re expecting a lot of news on Copilot and Microsoft’s other AI initiatives.

An interview with Microsoft’s new CoreAI chief.











NLWeb starts by offering ChatGPT-level search to any site or app, with just a few lines of code. It’s a new vision for the web.

One of Microsoft’s top AI leaders on the future of agents, web search, and AI art.








Instead of copying and pasting the text you want to translate, a new feature coming to Edge will let you convert a PDF into over 70 languages by simply clicking the “translate” button in the browser’s address bar. The feature is rolling out to Canary users now, but will be generally available next month.
















The feature uses AI to dub spoken content into the language of your choice.
It’s clear OpenAI Sam Altman isn’t at Microsoft Build to announce a new model, but he’s happy to tease that the next big one is on the way. Microsoft built an even bigger supercomputer for this work, and now Altman hints that new modalities and overall intelligence will be key to OpenAI’s next model. “The most important thing and it sounds like the most boring thing I can say... the models are just going to get smarter, generally across the board,” says Altman.
OpenAI CEO Sam Altman has just stepped onstage at Microsoft Build. He’s having a conversation with Microsoft CTO Kevin Scott about what’s next for OpenAI and Microsoft’s big supercomputer plans.


Sal Khan, CEO of Khan Academy, is up onstage at Microsoft Build to talk about the nonprofit’s use of AI in education. Microsoft is partnering with the Khan Academy for AI-powered tutoring tools that will be free for all US educators as of today.
“It’s 12x cheaper to make a call to GPT-4o than the original model,” says Microsoft CTO and EVP of AI Kevin Scott. “It’s also 6x faster in time to open response.” These speed increases and cost decreases are super important for OpenAI’s latest model, but things aren’t going to slow down. Things will get cheaper and more robust over time, says Scott.
“We’re riding an extraordinary platform wave,” says Microsoft CTO and EVP of AI Kevin Scott onstage at Build. He likens it to the PC evolution and Moore’s Law or even broadband internet. Microsoft has been contributing to this with the company’s Copilot stack, which has helped the company build AI products quickly. “We are nowhere near... how powerful we can make AI models,” says Scott.


That’s what Microsoft CTO and EVP of AI Kevin Scott said last year at Build, just as the company was unveiling its AI tools. “I want to thank you all for the great shit that you’ve made over the past year,” says Scott, as he steps onstage at Build 2024.
Microsoft’s Windows chief, Pavan Davuluri, is discussing the company’s new push to get developers to build AI apps on Windows. He argues Windows is the most open platform for AI, just hours after announcing a new Windows Copilot Runtime that sets the stage for the next decade of Windows app development.
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