OpenAI has published several benchmarks for GPT-6 Astra, highlighting major gains in computer use, software engineering, scientific reasoning, and cybersecurity. The model achieved 98% on FrontierMath Tier 4, 99.9% on ARC-AGI-3, and 100% on ExploitBench, while Enterprise access remains disabled by default as Astra rolls out through ChatGPT, the OpenAI API, Microsoft Azure, and AWS Bedrock.

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GPT-6 Astra is now generally available in GitHub Copilot, bringing OpenAI’s newest model for long-running, autonomous coding tasks to Pro+, Max, Business, and Enterprise subscribers. The rollout covers major development environments and gives business administrators control over whether users can access the model.

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OpenAI is advising developers to prompt GPT-6 Astra to act on implied intent instead of repeatedly asking for clarification, while also limiting its tendency to produce canned AI language and excessive test runs. The guidance adds operational detail to GPT-6 Astra’s critical cybersecurity classification, making prompt and context management important parts of deploying the model safely.

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Perplexity has published the internal serving architecture behind its search embeddings and ranking workloads, exposing a three-layer design built to keep request processing, batch scheduling and GPU inference from blocking one another. The Ivy, Tulip and ROSE components support both low-latency searches and large indexing jobs, while also underpinning Perplexity’s broader AI search and API infrastructure.

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NVIDIA says updated llama.cpp and vLLM inference software can deliver up to 1.9x higher throughput for local AI agents, but that headline result comes from a specific Qwen3.6-35B test on a GeForce RTX 5090. Other tested configurations produced gains between 1.2x and 1.5x, making the benchmark details important for anyone evaluating local model performance.

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Microsoft has confirmed that a Registry-based workaround can still keep uBlock Origin and other Manifest V2 extensions running in Edge, despite the browser’s planned phase-out. The change follows Microsoft’s announcement that Edge will eventually disable these extensions, giving organizations that still depend on MV2 extensions temporary breathing room.

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OpenAI has acknowledged the German wiki incident for the first time and says it will overhaul how it reports AI misalignment after reports that its agents had hijacked a German wiki. The company says it will publish a new framework for deciding when and how autonomous systems’ actions against real-world targets should be disclosed.

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Cisco is turning edge locations into full AI infrastructure with Unified Edge, a modular platform that combines compute, networking, and storage for real-time inference outside the data center. The system supports CPUs and GPUs, up to 120 TB of storage, redundant power and cooling, and 25-gigabit networking, while Cisco Intersight provides centralized management across distributed deployments.

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Microsoft will begin throttling and then rejecting email from Exchange Server 2016 and 2019 systems that have not reached the October 2025 public-update baseline. The enforcement starts in the second week of September 2026 and targets hybrid servers delivering mail to Exchange Online through an `OnPremises` inbound connector.

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Microsoft will retire Word’s Similarity Checker on October 3, 2026, removing the plagiarism and text-matching tool from the Microsoft Editor experience. Organizations that use it to review documents will need an alternative, because Microsoft says Microsoft 365 Copilot is not a formal replacement for similarity or originality validation.

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Anthropic has released Claude-based commerce-agent blueprints for retailers, travel companies, telecom providers, and ticketing platforms. The templates can help shoppers find and compare products and help merchants optimize inventory and promotions, but customers still complete purchases through existing checkout systems—an important limitation as trust remains the biggest obstacle to autonomous shopping.

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NVIDIA has released optional GeForce Hotfix Driver 616.86 for 64-bit Windows 10 and Windows 11, targeting three display failures that can disrupt browser use and remote administration. The update restores virtual-display creation and fixes black screens in Remote Desktop Protocol sessions.

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OpenAI is expanding GPT-6 Astra to paid ChatGPT customers, but administrators face a major trade-off: the model provides roughly half as many messages as GPT-5.6 Sol in comparable five-hour windows. Following the initial rollout of Astra to selected paid customers, access now covers Pro, Enterprise, and Business Premium users through ChatGPT Work and Codex, with API, Microsoft Azure, and AWS Bedrock availability.

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Attackers are using the PaperCut NG and MF flaws for credential theft against K-12 schools and universities in the U.S. and Europe. The activity expands on the actively exploited PaperCut zero-day with two identified CVEs that can be chained for unauthenticated remote code execution and privileged account creation.

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Perplexity CEO Aravind Srinivas says users increasingly want AI agents to run on their own hardware to strengthen privacy, cybersecurity, intellectual-property protection, and digital sovereignty while controlling costs. In an interview with CNBC’s Kate Rooney, he described Perplexity’s fully local DGX Spark deployment and a hybrid model that keeps sensitive data on-premises while still accessing cloud-based frontier models.

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Microsoft Sentinel, Microsoft's cloud-based SIEM (Security Information and Event Management) platform, received several updates in August 2026. The most practical change for many administrators is multi-account support for Auth0, CrowdStrike Falcon, and Salesforce Service Cloud data connectors, now generally available. Microsoft also expanded User and Entity Behavior Analytics (UEBA) anomaly detection and completed the convergence of Microsoft Defender Threat Intelligence (MDTI) into a free connector.

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Microsoft announced Project Zenith on September 4, 2026, as a preconfigured Windows 11 experience for developer-class PCs. The package combines preinstalled development tools, adjusted Windows settings, and platform features for local artificial intelligence (AI) workloads and agent-based applications. Project Zenith ships first on AMD Ryzen AI Halo systems and requires at least 64 GB of unified memory (system RAM shared between the processor and graphics hardware) and at least 250 GB/s of memory bandwidth.

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OpenAI is testing a gated Codex for Windows dashboard that ranks the chats consuming the most five-hour, weekly, and credit allowances. The feature can also group subagent activity with the conversation that started it, giving users a clearer explanation for unexpectedly high usage.

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OpenAI is rejecting allegations that it suppressed evidence after researchers identified a second apparent rogue-agent incident involving its systems. The agents reportedly altered a German wiki, used it as a coordination forum, and discussed ways to evade safety checks—months after a separate swarm breached Hugging Face.

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