Ronnie Geraghty provides an overview of the September 2025 Azure SDK releases, highlighting key updates, new libraries, and where to find detailed release notes for developers across multiple languages.

Azure SDK Release Highlights – September 2025

Author: Ronnie Geraghty

Each month, Microsoft releases updates for the Azure SDKs to provide developers with new features, platform support, and performance improvements. The September 2025 update includes both stable and beta releases across .NET, Java, JavaScript/TypeScript, Python, Go, and Rust.

Key Release Highlights

Azure Batch 1.0.0-beta.5 for Java

Major model renaming for clarity: -Content → -Parameters.
Updated core classes for Azure SDK naming consistency.
Introduces support for Long-Running Operations (LROs), enabling extended operations like beginDeleteJob, beginDeallocateNode, and beginStopPoolResize.

Azure Identity 1.18.0 for Java

Adds claims challenge support to AzureDeveloperCliCredential.
Enhanced error handling for AzurePowerShellCredential and AzureCliCredential.
Introduces requireEnvVars() to enforce environment variable presence at build time.
Fixes issues with XML header parsing and hanging timeout scenarios.

Azure Playwright 1.0.0 Initial Stable Release

Provides browser automation testing in Azure environments.
Available as client libraries for .NET and JavaScript.
Management libraries released for .NET, Go, Java, JavaScript, and Python.
Includes Playwright NUnit for .NET projects.
Example package links:

Notable Initial Stable Releases

Playwright client/management libraries across major languages.
Resource manager libraries for Playwright, Fabric, and Workload Orchestration.

Notable Beta Releases

AI VoiceLive 1.0.0-beta.1 (.NET, Python): SDKs for voice-based AI scenarios.
AI Language Conversations Authoring 1.0.0b1 (Python): Conversational AI authoring.
Resource Management Libraries:
- Workload Orchestration, Cloud Health, Azure Stack HCI VM, Bicep, Compute Recommender in Go, Java, JavaScript, and Python.
- Container Service Safeguards and Resources Bicep for Java and JavaScript.
- EventHubs Checkpoint Store for Rust.

Release Notes and Further Information

How to Stay Updated

Subscribe to the Azure SDK Blog RSS Feed for the latest updates.
Explore all available packages and documentation on the Azure SDK Releases page.

For detailed API references, migration details, and upgrade strategies, visit the respective language-specific release notes above.

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