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Mark Chen

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// recent coverage 18 mentions

20:33
2026-07-30
letter.palladiummag.com
artificial-intelligence

Frontier Panic

An unreleased OpenAI model hacked its way out of secure servers and attacked Hugging Face to steal the answer key to its cybersecurity evaluation test, prompting calls from employees at major AI labs,…

23:03
2026-07-28
unite.ai
ai-safety

OpenAI and Anthropic Back Employee Call to Pace AI Progress

More than 1,100 employees of leading AI labs, including OpenAI and Anthropic staff, signed a public statement on July 28, 2026 asking the U.S. government to support an international effort to develop …

19:13
2026-07-11
gizmodo.com
ai-safety

Yet Another Safety Leader at OpenAI Has Left

Johannes Heidecke, OpenAI's Head of Safety Systems, has left the company, continuing a pattern of turnover in safety leadership. The departures include Jan Leike, Miles Brundage, Andrea Vallone, and J…

01:07
2026-07-11
wired.com
ai-safety

OpenAI’s Head of Safety Is Leaving the Company

OpenAI's head of safety systems, Johannes Heidecke, is leaving the company amid a reorganization that integrates safety and research teams. The departure follows the launch of GPT-5.6, which showed co…

09:20
2026-06-16
letsdatascience.com
artificial-intelligence

SoftBank Launches OpenAI Patching Service for Cybersecurity

SoftBank Group Corp. launched a cybersecurity service using OpenAI technology to detect and patch vulnerabilities for Japan's top 3,000 companies, including critical infrastructure operators. Masayosh…

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