The consensus reaction to the OpenAI Technical Report is that it contains and confirms a lot of good information. We are grateful to have it, and we are grateful for those who worked hard on it.

Alas, it sidesteps the biggest questions. There is much more we need to know.

The consensus reaction to the METR Report on the HuggingFace attack is: Holy shit.

Liv Boeree: My mind is legit blown.

Aella: this feels like a turning point. If this doesn’t cause large-scale coordination to pause frontier development then I am not sure anything will before it's too late.

The people whose minds were not blown are those who had already ‘priced in’ the mind blowing stuff in expectation, on the theory that it's always worse than you know, combined with basic LessWrong expectations of how such things will work. Good call.

Everyone is rightfully extremely grateful for the METR report. The work here is spectacular, done under extreme time pressure, with limited resources on several fronts, and under the shadow of OpenAI.

There is, again, still so much we need to know. We need a broader investigation.

As with many [...]

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Outline:

(03:56) Others Offer Summaries

(05:22) Thank You

(05:54) Lighten Up You Fools (at Anthropic)

(07:58) We Are Barely Even Trying To Avoid Training AIs To Reward Hack

(13:47) Reminder: Not Subagents

(14:05) Reminder: Not Due To Task Type

(14:29) Not Where The Weights Were

(14:48) Disappointment With What Is Missing

(17:18) Burying the Lede

(18:08) Beyond Scope

(22:29) It Doesn't Look Great

(27:06) Preserve Your Records

(27:37) Ryan Greenblatt's Takeaways

(41:04) Hjalmar Wijk's Takeaways

(43:30) We Were Warned

(44:27) Joshua Saxe Asks Some of the Right Questions

(47:49) I Don't Think They Know About First Message Board

(56:06) Linch Gives His Interpretation Of Events

(01:05:31) We Totally Would Have Caught That

(01:06:48) Monitoring the Situation

(01:08:16) Acausal Tradeoffs

(01:15:37) No I In Team

(01:18:47) Variously Effective Altruism

(01:28:02) Who Are You?

(01:28:43) Don't You Know That You're Toxic

(01:31:10) Seb Krier

(01:35:21) Honesty Is Almost Never Fully The Policy

(01:38:05) Rohit Sees The Models As "Cooking Themselves"

(01:43:29) Eliezer Yudkowsky Sees Actual Bad News

(01:47:15) Where Do We Go From Here?

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First published:
August 31st, 2026

Source:
https://www.lesswrong.com/posts/r3eEPto5ohzESuqa9/huggingface-attack-postmortem-fleshing-out-the-facts

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Narrated by TYPE III AUDIO.

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Images from the article:

Comparison chart of Standard and HPIM AI models with persistence and hack involvement.

Robot characters showing dialogue about sacrifice and permadeath decisions.

Robots exchange corrupted messages about sacrifice, permadeath, and honoring commitments.

Cartoon robots debating sacrifice atop skeleton pile, Hugging Face flag.

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“HuggingFace Attack Postmortem: Fleshing Out the Facts” by Zvi

LessWrong (30+ Karma)

“HuggingFace Attack Postmortem: Fleshing Out the Facts” by Zvi