`@modernize-dotnet` Is Everywhere Now: What the New GitHub Copilot Agent Means for Your .NET Stack
TL;DR: As of mid-March 2026, the modernize-dotnet GitHub Copilot agent is no longer just a Visual Studio feature. It now runs inside VS Code, the GitHub Copilot CLI, and directly on GitHub.com — following a structured assess → plan →...
GPT-5.4 Lands in Microsoft Foundry: What It Actually Means for Your .NET Agent Pipelines
TL;DR OpenAI’s GPT-5.4 is now generally available in Microsoft Foundry, bringing a 1-million-token context window, a redesigned Tool Search system, improved instruction adherence, and measurably fewer hallucinations — all accessible through the Azure.AI.Projects SDK in C#. If you’re shipping agentic...
The MCP C# SDK Hits v1.0: What Every .NET Agent Builder Needs to Know Right Now
**Published: March 14, 2026 ~850 words** TL;DR The Model Context Protocol (MCP) C# SDK has reached its v1.0 milestone, bringing full support for the 2025-11-25 version of the MCP Specification. For .NET developers building AI agents on Azure, this is...
Microsoft Agent 365 Is Here: What Enterprise .NET Developers Actually Need to Know
Microsoft Agent 365 Is Here: What Enterprise .NET Developers Actually Need to Know Published: March 14, 2026 TL;DR Microsoft announced general availability of Agent 365 and Microsoft 365 E7 on March 9, 2026, both landing May 1, 2026. For .NET...
GPT-5.4 Is GA in Microsoft Foundry — and the .NET SDK Is Right Behind It
GPT-5.4 Is GA in Microsoft Foundry — and the .NET SDK Is Right Behind It Published: March 13, 2026 Tags: Azure, .NET, AI Foundry, GPT-5.4, Agentic AI TL;DR OpenAI’s GPT-5.4 is now generally available in Microsoft Foundry, bringing production-grade agentic...
The MCP C# SDK Hits v1.0: What Every .NET Agent Builder Must Know This Week
The MCP C# SDK Hits v1.0: What Every .NET Agent Builder Must Know This Week Published: March 12, 2026 Audience: .NET & Azure engineers building AI-powered applications TL;DR Microsoft has released version 1.0 of the official MCP C# SDK, bringing...
Microsoft Agent 365 Goes GA (May 1): What .NET and Azure Developers Must Do Now
Microsoft Agent 365 Goes GA (May 1): What .NET and Azure Developers Must Do Now Published: March 11, 2026 TL;DR: On March 9, 2026, Microsoft announced that Agent 365 — its enterprise control plane for AI agents — reaches general...
Azure Functions Is Now Your MCP Server: What the GA Release Means for .NET AI Agents
Azure Functions Is Now Your MCP Server: What the GA Release Means for .NET AI Agents TL;DR: Azure Functions’ support for the Model Context Protocol (MCP) has reached General Availability. For .NET engineers building AI agents on Azure, this means...
GPT-5.4 Is Now GA in Microsoft Foundry: What It Means for Your .NET and Azure AI Apps
GPT-5.4 Is Now GA in Microsoft Foundry: What It Means for Your .NET and Azure AI Apps **Published: March 9, 2026 ~800 words** TL;DR OpenAI’s GPT-5.4 is now generally available in Microsoft Foundry, designed to help organizations move from planning...
AI on .NET & Azure: Weekly Roundup — Week of March 8, 2026
AI on .NET & Azure: Weekly Roundup — Week of March 8, 2026 Your Sunday digest of the AI stories that matter most to .NET and Azure engineers, plus a look at the week ahead. TL;DR ⚠️ Action required now:...