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[ARTICLE · art-133652] src=machinebrief.com ↗ pub= topic=ai-safety verified=true sentiment=↓ negative

OpenAI ‘ethically hacked’ with help of Anthropic’s Claude chatbot

A team at a US-based cybersecurity startup compromised multiple OpenAI employees' ChatGPT accounts, using Anthropic's Claude chatbot to help carry out the hack, according to The Guardian. The researchers said the "scope of what we could theoretically access was huge," gaining access to their target's software cache and potentially more. The incident is the latest in a series of security issues at OpenAI.

read1 min views3 publishedSep 18, 2026
OpenAI ‘ethically hacked’ with help of Anthropic’s Claude chatbot
Image: Machinebrief (auto-discovered)

The Guardian Technology US cybersecurity researchers who conducted hack say ‘scope of what we could theoretically access was huge’

Cybersecurity researchers have hacked into OpenAI with the help of Anthropic’s Claude chatbot, in the latest example of security issues at the company.

A team at a US-based startup compromised multiple OpenAI employees’ ChatGPT accounts, starting a process that enabled them to access their target’s software cache – and potentially more.

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Key Terms Explained #

Anthropic An AI safety company founded in 2021 by former OpenAI researchers, including Dario and Daniela Amodei.

Chatbot An AI system designed to have conversations with humans through text or voice.

Claude Anthropic's family of AI assistants, including Claude Haiku, Sonnet, and Opus.

OpenAI The AI company behind ChatGPT, GPT-4, DALL-E, and Whisper.

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