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SIGNAL

Wednesday, June 3, 2026

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June 3, 2026 is dominated by Microsoft Build 2026's transformation of Windows into an agent-first platform with in-house AI models, and Anthropic's record $965B valuation coupled with its security-first expansion. OpenAI's Codex crosses 5M users with enterprise plugins, while a critical Palo Alto VPN vulnerability demands immediate patching. In MENA, Sharjah's SPARK bridges to Europe via MunichTech EXPO, and Tripo AI's $200M raise signals that spatial AI is the next big bet.

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Microsoft turns Windows into an agent platform with Project Polaris at Build 2026, while Anthropic's $965B valuation and Project Glasswing expansion reshape the AI security landscape.

DevTools Microsoft Blog

Microsoft Build 2026: Windows Becomes an Agent Platform with Project Polaris, MAI Models, and Open-Source Agent Framework

Microsoft used Build 2026 to declare Windows an agent-first platform, launching its own MAI model family, open-sourcing the Windows Agent Framework under MIT, and announcing Project Polaris to replace GPT-4 Turbo in GitHub Copilot by August 2026.

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AI Anthropic

Anthropic Raises $65B at $965B Valuation, Expands Project Glasswing Security Initiative to 150 Organizations

Anthropic closed a record $65 billion Series H round at a $965 billion valuation, overtaking OpenAI as the most valuable private AI company. Separately, the company expanded Project Glasswing — its AI-driven cybersecurity initiative — to 150 new organizations worldwide.

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AI OpenAI

OpenAI Codex Reaches 5 Million Weekly Users with New Plugins, Sites, and Annotations

OpenAI announced Codex has crossed 5 million weekly users, launching six new role-based plugins covering 62 apps, a Sites hosting feature, and an Annotations system — extending the coding agent far beyond developers into finance, legal, and marketing workflows.

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Security Palo Alto Networks

Palo Alto Networks GlobalProtect VPN Auth Bypass Actively Exploited — CISA Urges Immediate Patching

CVE-2026-0257, an authentication bypass vulnerability in PAN-OS GlobalProtect, is being actively exploited in the wild. CISA has added it to the Known Exploited Vulnerabilities catalog with a federal remediation deadline of June 4, 2026.

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MENA Zawya

Sharjah's SPARK Partners with MunichTech EXPO to Boost UAE-Europe Technology Investment

The Sharjah Research, Technology and Innovation Park (SPARK) announced a strategic partnership with MunichTech EXPO to strengthen collaboration between UAE and European innovation ecosystems in AI, deep tech, and future technologies.

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Funding Globe Newswire

Tripo AI Raises Nearly $200M to Build AI 3D Foundation Models and World Models

Tripo AI closed nearly $200 million in combined Series A+ and Series A++ rounds to advance its AI 3D generation platform and world model roadmap, backed by Alibaba, Baidu Ventures, and Ince Capital.

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