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Highlights

The problem: All-or-nothing batch processing in Azure Service Bus

Azure Functions lets you settle each Service Bus message on its own within a batch. Complete, abandon, dead-letter, or defer messages one by one to avoid duplicate processing and handle errors with precision.
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Governing MCP tool calls in .NET with the Agent Governance Toolkit

Learn how to govern MCP tool calls in .NET with the Agent Governance Toolkit—policy-based access control, security scanning, and response sanitization to reduce risk in AI agent systems.
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May 1, 2026
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Python support for the Microsoft Teams SDK is now generally available

Lily,
Ricky,
Aamir
Python developers can now build Teams-native apps and agents using the same SDK surface that powers modern Teams experiences across our TypeScript and .NET stacks 
Microsoft 365 Developer Blog
May 1, 2026
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Sponsor group type requirements for agent identities

Microsoft Entra Agent ID team
As part of moving to general availability (GA) for Entra Agent ID, agent identity objects will only accept dynamic membership groups and unified (Microsoft 365) groups as group-type sponsors.
Microsoft 365 Developer Blog
May 1, 2026
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The new Run dialog: faster, cleaner, and more capable

Clint Rutkas
We've shipped the new Run dialog - and we want to say thanks. As the team behind Windows Terminal and PowerToys, we're excited to bring this to Windows 11, and your feedback helped shape it! Run has been rebuilt from the ground up: Modern design: A refreshed look that matches Fluent...
Windows Command Line
May 1, 2026
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Introducing langchain-azure-cosmosdb: Build Agentic Apps and RAG with One Database

James,
Aayush
Build AI Agents and RAG Applications with the New LangChain + LangGraph Connector for Azure Cosmos DB Building AI agents and RAG applications today means stitching together half a dozen services, a vector database, a chat history store, a checkpointer for agent state, a semantic cache, a...
Azure Cosmos DB Blog
May 1, 2026
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Developing a cross-process reader/writer lock with limited readers, part 4: Abandonment

Raymond Chen
Recovering from death of the owner.
The Old New Thing
Apr 30, 2026
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Announcing WinUI 3 Gallery 2.9

Niels,
Marcel
  Hey WinUI developers! If you’re new around here, WinUI Gallery is the go-to app for exploring WinUI 3 controls, samples, design guidance, and handy tools — all in one place. Today, we’re excited to announce WinUI 3 Gallery 2.9, our first release built on Windows App...
#ifdef Windows
Apr 30, 2026
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Azure Developer CLI (azd) - April 2026

Kristen Womack
The Azure Developer CLI (azd) shipped five releases in April 2026. The biggest theme this month is multi-language hook support: write azd hooks in Python, JavaScript, TypeScript, or .NET alongside the existing Bash and PowerShell options. Here's what's in versions 1.23.14, 1.23.15,...
Azure SDK Blog
Apr 30, 2026
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Dataverse Plugin Is Now on the Claude Marketplace

Suyash Kshirsagar
Dataverse gives developers a powerful platform for building enterprise applications — but getting from zero to a connected, working environment has always involved multiple tools, authentication flows, and configuration steps. The Dataverse plugin was built to accelerate that journey by...
Power Platform Developer Blog
Apr 30, 2026
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TypeScript 7 Beta Now Enabled by Default in Visual Studio 2026 18.6 Insiders 3

Sayed Ibrahim Hashimi
TypeScript 7 Beta Now Enabled by Default in Visual Studio 2026 18.6 Insiders 3 In Visual Studio 2026 18.6 Insiders 3 we have updated the built-in TypeScript SDK to TypeScript 7 Beta (native preview). The TypeScript SDK provides the compiler and language service used for TypeScript and...
Visual Studio Blog