High Alert

Researchers used Claude to hack OpenAI

Written and edited by the WorldPing NewsdeskPublished Updated Original reporting: Ars Technica
Researchers used Claude to hack OpenAIWorldPing
Image via Ars Technica.

What happened

Researchers used Claude to reach an OpenAI employee account and sensitive GitHub data.

Key facts

  • Reported by Ars Technica and published Fri, 18 Sep 2026 13:30:12 UTC.

Why it matters

Platform, chip and AI decisions set the terms other companies have to build on, so a single announcement here tends to ripple through products, supply chains and regulation.

What to watch next

  • Availability, pricing and rollout regions
  • Independent testing or verification of the claims made
  • Responses from regulators and competing platforms

Coverage timeline

When each newsroom published on this story, oldest first — all times UTC.

  1. Microsoft executive called OpenAI's web scraping the 'largest theft of labor in human history'

  2. Researchers used Claude to hack OpenAI

  3. Researchers used Anthropic’s Claude to hack into OpenAI

  4. Three Hackers Used Claude to Break Into OpenAI In Less Than 72 Hours

  5. Security researchers used Claude to help them hack into OpenAI

Sources

The original report was published by Ars Technica. WorldPing does not claim that reporting — this page summarises and contextualises it.

Read the full report at Ars Technica

Follow the story

Living hubs that keep updating as this story develops.

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