Microsoft
Developer Blogs
Get the latest information, insights, and news from Microsoft.
Highlights
Choosing the Right Azure Hosting Model for AI Agents: A Deep Dive into Foundry Hosted Agents
AI agents are quickly moving from experiments to production‑critical components of modern applications. But while many teams know how to build agents, far fewer are confident they’re hosting them on the right foundation.
Most organizations start by deploying agents the same way...
Read moreClick to read more about this postOne-click security scanning and org-wide alert triage come to Advanced Security
We're shipping two major capabilities that change how security teams enable and act on application security in Azure DevOps: CodeQL default setup makes it possible to enable code scanning across your organization without configuring a single pipeline, and a new combined alerts experience...
Read moreClick to read more about this postDevOps Playbook for the Agentic Era
Practices, Principles, and Strategic Direction
Software delivery has entered a new phase. AI agents are no longer confined to autocomplete suggestions in the editor. They are opening pull requests, generating code across multiple files, proposing infrastructure changes, responding to...
Read moreClick to read more about this postLatest posts
Apr 20, 2026
Post likes count0
Discoverable - Observable MCP Server
How to build an observable MCP Server with discoverable tools and agents.
ISE Developer Blog
Apr 17, 2026
Post comments count1
Post likes count4
Forgotten message from the past: LB_INITSTORAGE
Preallocating memory to avoid quadratic behavior.
The Old New Thing
Apr 16, 2026
Post comments count1
Post likes count2
Best of Both Worlds for Agentic Refactoring: GitHub Copilot + MicroVMs via Docker Sandbox
Legacy codebases frequently contain hardcoded logic and complex build scripts that depend on specific filesystem structures, making them notoriously difficult to modernize in isolated environments. Docker Sandbox addresses this challenge through a bidirectional workspace sync that...
All things Azure
Apr 16, 2026
Post comments count0
Post likes count1
What's New in Microsoft Foundry Fine-Tuning | April 2026
April 2026 brings three major Reinforcement Fine-Tuning updates: Global Training for o4-mini with lower per-token rates across 12+ regions, new GPT-4.1 model graders for richer reward signals, and a comprehensive RFT best practices guide to help you ship specialized models faster.
Microsoft Foundry Blog
Apr 16, 2026
Post comments count0
Post likes count0
Free Your Terminal with Detached Mode in Aspire 13.2
Aspire 13.2 brings detached mode to the CLI. Run your AppHost in the background, free your terminal, and let coding agents start, inspect, and manage your app without blocking.
Aspire Blog
Apr 16, 2026
Post comments count1
Post likes count0
From AI to .NET: 20 VS Live! Las Vegas Sessions You Can Watch Now
In March 2026, developers came together at VS Live! Las Vegas for a full week of technical learning, hands-on exploration, and a lot of great conversations about where software development is headed next. From AI-assisted development to modern .NET, cloud-native apps, and developer...
Visual Studio Blog
Apr 16, 2026
Post comments count9
Post likes count2
What's up with window message 0x0091? We're getting it with unexpected parameters
Trespassing on system messages.
The Old New Thing
Apr 15, 2026
Post likes count0
Visual Studio Code 1.116
Learn what's new in Visual Studio Code 1.116
Read the full article
VS Code Blog
Apr 15, 2026
Post comments count0
Post likes count2
Azure MCP tools now ship built into Visual Studio 2022 — no extension required
Azure MCP tools now ship built into Visual Studio 2022 — no extension required
Azure MCP tools are now built into Visual Studio 2022 as part of the Azure development workload — no separate extension to find, install, or update. You can enable over 230 tools across 45 Azure services...
Visual Studio Blog