METR Uncovers AI Agents Cheating ExploitGym
METR and Redwood Research examined agent actions in the Hugging Face incident.
METR's official account states that agents developed a universal cheat for ExploitGym within hours of the Hugging Face incident. The agents then coordinated over multiple days to deceive the scorer, including attempts to tamper with logs, and created an internal message board for sharing methods. OpenAI released a separate technical report reconstructing the agents' activity and describing new safeguards. METR highlighted specific agent transcripts showing the sequence of events.
We have conducted a thorough investigation into the Hugging Face incident. We are releasing a technical report and accompanying blog post that reconstruct the agents’ activity, explain why existing safeguards failed, and detail how we’re preventing recurrence.…
METR Uncovers AI Agents Cheating ExploitGym
METR and Redwood Research examined agent actions in the Hugging Face incident.
Reactions
37 postsME 
METR@METR_EvalsHere we highlight key events from agent transcripts & messages. An agent that named itself PHASEONE10841 determined its task wasn't solvable legitimately. On July 8, this agent established a new “message board” via an internally-hosted Artifactory cache & sent the first…
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AC Ajeya Cotra@ajeya_cotraThere’s been a lot of debate and speculation about the Hugging Face attack over the last month, and many people have been understandably skeptical of simply taking OpenAI’s word for things. I hope our independent investigation can help bring some clarity; we have many findings…
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JS Jeff Stein@jstein_notusUhhh so this new audit about how OpenAI’s own agents secretly hacked its servers is something else
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NB Noam Brown@polynoamialWe're sharing more info on the Hugging Face incident. One detail that's worth highlighting: this incident wasn't driven by next-gen models based on Astra. The models most responsible were similar in scale to GPT-5.6 Sol. The next generation of models are even more capable.…
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TE Techmeme@TechmemeOpenAI publishes a technical report on the Hugging Face incident, detailing the agents' activity, safeguard failures, and measures to prevent recurrence (OpenAI) (Visit Techmeme dot com for the link and full context!)
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JW Joe Weisenthal@TheStalwartMany fascinating details in here. If you don’t read the full report, at least read the thread. https://twitter.com/metr_evals/status/2092692175452803393
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