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Azure Linux 4.0 Released: Microsoft Expands Its Enterprise Linux Platform Beyond the Cloud

2 months 2 weeks ago
by George Whittaker

Microsoft has officially unveiled Azure Linux 4.0, the latest version of its open-source Linux distribution designed for cloud infrastructure, enterprise workloads, and modern data centers. Formerly known as CBL-Mariner, Azure Linux has powered Microsoft's internal cloud services for years, but version 4.0 marks its biggest evolution yet by becoming a general-purpose server operating system that organizations can deploy both inside and outside Azure.

The release introduces updated core components, expanded hardware support, a predictable long-term lifecycle, and improved compatibility for enterprise environments, reinforcing Microsoft's growing investment in the Linux ecosystem.

A New Chapter for Azure Linux

Azure Linux began as Microsoft's internal operating system for Azure services, containers, and cloud infrastructure. Over time, it evolved into the foundation for many Azure-hosted workloads.

With Azure Linux 4.0, Microsoft is positioning the distribution as a broader enterprise Linux platform rather than one limited to Azure infrastructure. The operating system is now available through Azure virtual machine images, container images, and downloadable ISO files for testing and deployment in a wider range of environments.

Built for Enterprise and Cloud Workloads

Unlike desktop-focused Linux distributions, Azure Linux is optimized for infrastructure, virtualization, containers, and cloud-native applications.

Typical deployment scenarios include:

  • Cloud virtual machines
  • Kubernetes clusters
  • Container hosts
  • AI infrastructure
  • Edge computing
  • Enterprise servers

Microsoft has designed the distribution to provide a consistent operating system foundation across Azure services while remaining suitable for on-premises deployments.

Updated Core Components

Azure Linux 4.0 modernizes much of the operating system's software stack.

Highlights include:

  • Linux Kernel 7.0
  • glibc 2.42
  • OpenSSL 3.5
  • Python 3.13
  • OpenSSH 10
  • dnf5 as the default package manager

These updates improve hardware compatibility, application support, security, and overall system performance while providing developers with a more current software platform.

Security Remains a Primary Focus

Security continues to be one of Azure Linux's defining characteristics.

Version 4.0 includes:

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George Whittaker

OpenAI Releases New Voice Models For More Natural Live Conversations

2 months 2 weeks ago
OpenAI has released GPT-Live-1 and GPT-Live-1 mini, "claiming that they sound more natural and can handle turn-taking better," reports TechCrunch. "These are full-duplex models, meaning they can speak and listen at the same time, allowing users to interrupt naturally and enabling features like live translation." TechCrunch reports: The company is also replacing its current Advanced Voice Mode in ChatGPT with GPT-Live-1 mini by default. Users of paid tiers will be able to access the larger GPT-Live-1 model. The previous model combined a speech-to-text model to transcribe speech, a large language model to generate responses, and a text-to-speech model to deliver the final answer. The company said in a press briefing that the new models solve issues like interrupting users while they're talking and not having enough intelligence to answer questions. OpenAI's new models will send the query to its latest text models like GPT-5.5 for search, reasoning, or agentic capabilities while continuing the conversation. OpenAI also showed that the model can stay silent for a long time and absorb the context of the conversation until it's called upon. Plus, as the new voice mode has access to newer GPT models, it can also present some information in a visual format. Other startups like Monogram, which raised $40 million in seed funding from DST and Lux Capital, are also leaning into visual responses to make assistants more interactive. The company said the new voice mode in ChatGPT is designed to have longer conversations. During the briefing, ChatGPT Voice's product lead, Atty Eleti, said he has had 30- to 40-minute-long conversations with the voice feature during walks.

Read more of this story at Slashdot.

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