Yohan Lasorsa
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sinedied.bsky.social
Yohan Lasorsa
@sinedied.bsky.social
Principal Developer & Cloud 🥑 @ Microsoft. GDE for 🅰️.
I 💙 Code, OSS, DIY, Psytrance, Synths & Snow. He/him
Missed our LangChain v1 livestream with @marlene.bsky.social ? Replay is live!

We cover what’s new for JS & Python devs with lots of code examples and practical tips. Catch up here: www.youtube.com/watch?v=slJl... #LangChain #JavaScript #Python
LangChain v1: What JS and Python developers need to know
YouTube video by Microsoft Reactor
www.youtube.com
October 23, 2025 at 1:24 PM
Congrats @langchain.bsky.social team on the v1 release! 🎉

I'm happy to join the celebration with this new serverless Node.js agent built with LangChain.js v1 + MCP tools:
🍔 Interacts with a burger API
🔍 Streams traces to a web UI
☁️ Deploys with azd up

Repo: aka.ms/mcp-burger
GitHub - Azure-Samples/mcp-agent-langchainjs: Serverless AI agent using LangChain.js and Model Context Protocol (MCP) integration to order burgers from a burger restaurant
Serverless AI agent using LangChain.js and Model Context Protocol (MCP) integration to order burgers from a burger restaurant - Azure-Samples/mcp-agent-langchainjs
aka.ms
October 21, 2025 at 2:52 PM
Spec Kit shifts workflows from code-first to intent-first: an evolving spec drives plan, tasks, implementation so agents (Copilot, Claude, Gemini) stay aligned. Clear checkpoints, less guesswork. Worth a read: github.blog/ai-and-ml/ge...
Spec-driven development with AI: Get started with a new open source toolkit
Developers can use their AI tool of choice for spec-driven development with this open source toolkit.
github.blog
September 4, 2025 at 2:41 PM
Rejoignez-nous à Paris le jeudi 18 septembre pour un atelier pratique sur VS Code et GitHub Copilot!

On parlera astuces, workflows et autres échanges entre devs, tous niveaux bienvenus.

Inscription : luma.com/nwzb0m39
#DevDays #VSCode #AI
August 29, 2025 at 2:07 PM
Reposted by Yohan Lasorsa
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...
August 28, 2025 at 8:39 PM
Reposted by Yohan Lasorsa
GitHub Codespaces provides a free web-based development environment backed by a Linux container... and it turns out it also includes a GITHUB_TOKEN environment variable that provides free API access to the GitHub Models collection of LLMs

... here it's running my LLM CLI utility
August 13, 2025 at 5:42 AM
Reposted by Yohan Lasorsa
v1.103 of VS Code is here! Check out what's new:

🚀 GPT-5 rolling out to VS Code today
🛠️ Enable more than 128 MCP tools with virtual tools
✅ Chat checkpoints
🌳 Git worktree support

…and much more: aka.ms/VSCodeRelease

Here are some of the highlights 🧵
August 7, 2025 at 5:16 PM
📢 New @vscode.dev extension: unique workspace colors & Philips Hue light sync for your coding mood. Built in days thanks to GitHub Copilot!

AI color suggestions & Peacock extension support included.
Try it if you love hacking your workflow!

marketplace.visualstudio.com/items?itemNa...
August 4, 2025 at 4:06 PM
Need to monitor CLI output and automate actions when specific patterns appear?

Check out my new tool: run-on-output!
Born from a hallucinated package name, now it’s real 🎉

github.com/sinedied/run...
GitHub - sinedied/run-on-output: Execute tasks when CLI output patterns are detected
Execute tasks when CLI output patterns are detected - sinedied/run-on-output
github.com
July 11, 2025 at 12:13 PM
Reposted by Yohan Lasorsa

🚀 v1.102 of VS Code is here! Check out what’s new:

- MCP is GA with GitHub policy support
- GitHub Copilot Chat is open source
- Use custom modes for tailored chat
- Background task management with Copilot coding agent

…and so much more: aka.ms/VSCodeRelease

🧶 Here are some of the highlights…
July 10, 2025 at 6:07 PM
Reposted by Yohan Lasorsa
VS Code: the open source AI editor. Starting today.
June 30, 2025 at 4:10 PM
🧠 GitHub Copilot for Azure is now GA — and it comes with Agent Mode.

You can now:
- Ask natural questions about your infra
- Deploy apps w/ AI help
- Learn Azure by doing, not reading

Try it now & see what it thinks you want to do 👉 aka.ms/GitHubCopilo...
Announcing General Availability of GitHub Copilot for Azure—Now with Agent Mode | All things Azure
Unlocking a New DevOps Era GitHub Copilot for Azure was first introduced at Ignite 2024 as a public preview, empowering developers, IT operators, and
aka.ms
June 20, 2025 at 8:25 AM
Reposted by Yohan Lasorsa
🚨 New program loading ...🚨

Join the JS AI Build-a-thon (from June 9 - June 30) to kick start your transition from dev to AI engineer! 💻

🛠️ Build local AI prototypes
☁️ Deploy to #AIFoundry
🤖 Create AI agents & MCP servers
👨‍💻 Join a #studyjam near you

Register 👉🏽 aka.ms/JSAIBuild-a-...
June 4, 2025 at 6:37 AM
Reposted by Yohan Lasorsa
Today, we're announcing plans to make VS Code an open source AI editor.

We believe AI development should stay true to VS Code's core principles: open, collaborative, and community-driven. Let's build the future of software development together.

aka.ms/open-source-...
May 19, 2025 at 4:10 PM
Reposted by Yohan Lasorsa
Here it is - the Microsoft Build Book of News!
news.microsoft.com/build-2025-b...
Microsoft Build 2025 Book of News
news.microsoft.com
May 19, 2025 at 10:36 PM
Join our live session on building serverless AI chat apps with Azure! We'll explore Azure Functions, Static Web Apps, and Cosmos DB, along with RAG using
@LangChainAI
JS. Don't miss out!

aka.ms/ACDB5.12-X
Unleashing Serverless AI: Building Intelligent Apps with Azure | Microsoft Reactor
Learn new skills, meet new peers, and find career mentorship. Virtual events are running around the clock so join us anytime, anywhere!
aka.ms
May 12, 2025 at 12:49 PM
Sharing my graduation project brings back so many memories! 💙 18 years later, I still feel that same enthusiasm when building new projects!

Check it out: build.microsoft.com/en-US/blog?p...

What’s your most nostalgic tech moment?

#Microsoft #Build
May 6, 2025 at 5:08 PM
It's tomorrow, mark your calendar 😉
Excited to present on using Agents to automate tasks with #JS & #GenAIScript at the AI Agents Hackathon 2025 on April 16!

🌟 Join us for expert sessions & a chance to win prizes!

👉 Register here: developer.microsoft.com/reactor/even...
👉 Hackathon info: aka.ms/agentshack
April 15, 2025 at 7:39 PM
Tired of reviewing those vibe-coded PRs?
Let the *Grumpy Senior Dev* do the work for you! 🧐

With Copilot Agent mode and #MCP support you can have it in the loop any time you need a dose of grumpiness over your AI-generated code ✨

Try it here: github.com/sinedied/gru...
April 9, 2025 at 12:23 PM
Excited to present on using Agents to automate tasks with #JS & #GenAIScript at the AI Agents Hackathon 2025 on April 16!

🌟 Join us for expert sessions & a chance to win prizes!

👉 Register here: developer.microsoft.com/reactor/even...
👉 Hackathon info: aka.ms/agentshack
April 7, 2025 at 3:27 PM
I cleaned up my download folder today... Found stuff from 2018 👀
March 31, 2025 at 11:30 AM
🚀 Live in 1 hour! Join us for a deep dive into Building Generative AI Apps with JavaScript!

Whether you're new to AI or an experienced dev, this session will give you the tools to build smarter, AI-powered apps. Don’t miss it!

aka.ms/BGAI-327-L

#AI #JavaScript #GenerativeAI
Building Generative AI apps with JavaScript | Microsoft Reactor
Learn new skills, meet new peers, and find career mentorship. Virtual events are running around the clock so join us anytime, anywhere!
aka.ms
March 27, 2025 at 2:05 PM
Don't forget, the conference is next week!

And if you didn't get your ticket yet, you can use the SPEAKER15 code to get 15% off 🚀
Excited to be speaking at #DotJS this year! 🙌 I'll be diving into how AI can supercharge automation in JavaScript—rethinking prompting as a scripting discipline with aka.ms/genaiscript

See you there! ⚡ #AI #JavaScript
March 25, 2025 at 3:01 PM
Reposted by Yohan Lasorsa
Today we're thrilled to announce our effort to port the TypeScript compiler and language service to native code, gaining a 10x speed boost in build times and editor responsiveness!

devblogs.microsoft.com/typescript/t...
A 10x Faster TypeScript - TypeScript
Embarking on a native port of the existing TypeScript compiler and toolset to achieve a 10x performance speed-up.
devblogs.microsoft.com
March 11, 2025 at 2:36 PM
🔥🔥🔥
Today we're thrilled to announce our effort to port the TypeScript compiler and language service to native code, gaining a 10x speed boost in build times and editor responsiveness!

devblogs.microsoft.com/typescript/t...
A 10x Faster TypeScript - TypeScript
Embarking on a native port of the existing TypeScript compiler and toolset to achieve a 10x performance speed-up.
devblogs.microsoft.com
March 11, 2025 at 3:11 PM