Microsoft Developer

GitHub Copilot Dev Days · Events Calendar View and subscribe to events from GitHub Copilot Dev Days on Luma. Find an event near you or host one in your city: https://aka.ms/githubcopilotdevdays/form

GitHub Copilot Dev Days are coming to dev communities worldwide.

Free hands-on events exploring GitHub Copilot across VS Code, the CLI, Visual Studio, and more.

Find an event or host one near you.

👉 aka.ms/githubcopilotdevdays

Now Shipping: Microsoft Build

Two days of real code, real systems, and real workflows for developers building and scaling AI.

June 2–3, 2026 / San Francisco

Registration is now open: msft.it/63324QemVQ

You told us you’re running multiple AI agents and wanted a better UX. We listened and shipped it!

Here’s what’s new:
🗂️ Unified agent sessions workspace for local, background, and cloud agents
🔀 Parallel subagents
💻 Claude and Codex support for local and cloud agents
🌐 Integrated browser
& more...

Try /delegate in GitHub Copilot CLI if you haven’t already.

Watch @scott.hanselman.com plan a Next.js upgrade, delegate it to Copilot, and keep working locally 🤯

Event details for AI Dev Days featuring Microsoft Azure Foundry and GitHub advancements on December 10-11.

The newest AI updates from Microsoft Azure, Foundry, and GitHub are coming together in one LIVE event.

Join us virtually at AI Dev Days for expert-led sessions, hands-on labs, and live demos designed to help you build with the latest.

Register now: msft.it/63327tXhjc

Graphic with geometric shapes in background, while foreground contains header titled "Claude Opus 4.5 now in Microsoft Foundry" and a graphic of a computer user menu with various generative AI model options.

Anthropic’s latest model, Claude Opus 4.5 is now available in Microsoft Foundry.

Microsoft Foundry offers the widest selection of advanced and frontier AI models of any cloud.

Start building today: msft.it/63327tXs1d

Line chart titled ‘Top five languages in 2025’ showing monthly user trends from Jan 2023 to mid‑2025. TypeScript and Python rise steeply, with TypeScript crossing to first in 2025; JavaScript remains high but trails; Java and C# are lower with steadier growth

Last week, @github.com released the 2025 Octoverse report.

Over 180 million developers contributed to more than a billion projects, and for the first time, TypeScript surpassed Python and JavaScript.

Activity is at a record high, with more contributors, repos, and experimentation than ever.

Retro system notice screen with orange text on black background. Message: Prod deploy attempt detected. Status: Friday, Halloween, entering standby. Risk level high, supernatural signal detected. Options: CONTINUE or ABORT.

Friday deploy... on Halloween. The button is right there.

Do you press it?

"A rectangular white box with black borders displays typewriter-style text: 'couldn't find the bug in my code so decided to become one. if you need me I'll be rubbing my ankles together and chilling on a log.'"

tfw you just give in to the chaos.

How 6 people behind well-known technologies are shaping AI at Microsoft Meet the inventors of Google Docs, Python, RSS feeds and more — now at Microsoft, where they’re leading the next wave of AI innovation.

They’ve helped shape the digital age — inventing such transformational technology as RSS feeds, Google Docs, Kubernetes and Python.

Now these pioneering technologists have chosen Microsoft as the place to solve hard problems and build what’s next.

Learn more: msft.it/63329sFEsd

Your guide to GitHub Universe 2025 👇

Meet GPT-5-Codex.

GA in Azure AI Foundry + preview for Copilot in VS Code.

Multimodal coding.
Real-world tool use.
AI-powered code reviews.

Your flow, your code—leveled up.

Love it! Nice work 💪

Well done! 🙌

Which AI features have become second nature in your workflow?

Today's @vscode.dev release finalized the Language Model Chat Provider API, so you can power @github.com Copilot with models installed directly from the extension marketplace.

Try the updated AI Toolkit extension to integrate models from Azure AI Foundry, Foundry Local, or GitHub Models.

Discover how GPT-5 in Azure AI Foundry is changing the way developers, researchers and enterprises build intelligent apps.

See three use cases with our experts:
✅ Building apps
✅ Reviewing research
✅ Automating code

Watch the demo 👉 msft.it/63320s9lMn

Can you write a one-liner that reverses a string in your favorite language? Drop it below.

Text reads, "11 Lessons to Get Started Building AI Agents. Start Learning"

New to AI Agents? In the latest “AI Agents for Beginners” course you’ll learn how MCP, A2A & NLWeb power agentic workflows!

Get started: msft.it/63322sbVa2

Title reads, "Developer Hierarchy of Needs." Below it is a pyramid showing three levels. The bottom level is labeled "Needs" and includes a computer setup, a chair, headphones, Wi-Fi, a sleep icon, and text, "Dark mode." The middle level is labeled "Wants" and includes a hoodie, checkmark, a dog, a cat, and text, "No merge conflict." The top level is labeled "Can't ship without" and includes GitHub logo, Visual Studio Code logo, and coffee.

Sleep deserves its own pyramid. 😴

A thumbnail with a dark background and a screenshot of VS Code that reads "VS Code Dev Days Join our series of in-person community events aka.ms/VSCode/DevDays" with a VS Code and GitHub Copilot logo

We're so excited to bring you VS Code Dev Days - a global community initiative to explore the AI capabilities within VS Code!

With more than 60 worldwide, in-person events and 4 special virtual editions, there's an event for you. Learn more: aka.ms/VSCode/DevDa...

Let’s gooo! 👏 Can’t wait to see what the community builds!

Azure Dev Summit. October 13 to October 16 in Lisbon, Portugal.

Join us in Lisbon, Oct 13–16 for the Azure Dev Summit, the premier European event for developers.

70+ speakers, 100+ sessions, hands-on workshops, and 2,000+ peers.

From .NET to Azure AI, get the tools, insights, and connections to build what’s next.

🔗 msft.it/63323sXO2S

A green background and the VS Code logo that reads "The VS Code Insiders Podcast"

The official @vscode.dev podcast just launched!

Join the team and hear from developers, product managers, and community contributors to stay informed and in the loop on where coding is headed.

The first episode dives into GPT-5 & GPT-5 mini in agent mode.

Listen: msft.it/63323snUdD

This is such a perfect example! What a great feeling it must have been to see your work out in the wild 😍

What's your personal "I made it" moment as a developer?

GPT-5 just dropped in Azure AI Foundry. Devs can tap into the full suite of GPT-5 models with a single endpoint using Foundry’s AI-powered model router.

Intelligent model selection, so you can build with ease.

Start Building: msft.it/63325s3xe3

It's not just about what we build. It's how we build it—and who we build with.

What small actions make a big difference for your dev team?

This! A super important trait for any role 🙌

Model Context Protocol? ✅ Medium Cheese Pizza? ✅ MCP Dev Days ended exactly how it should have. 🍕 Thanks to everyone who joined us this week!