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OpenAI firings tied to GPT Astra 'looped transformer' leak

A leak says GPT Astra is a looped transformer, and OpenAI fired three researchers over Signal chats with METR's Ryan Greenblatt amid the leak probe.

Peter Wildeford🇺🇸🚀
@peterwildefordArchived 5 days agoOriginally posted 2026.10.23
Peter Wildeford🇺🇸🚀 @peterwildefordOriginally posted 2026.10.23
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So we now have a clearer picture of what seems to have happened with the three researchers fired from OpenAI... seems like they were fired mainly for using Signal? - It was leaked to 'The Information' that GPT Astra is a 'looped transformer'. OpenAI investigated this leak. - OpenAI suspected Ryan Greenblatt at METR was the source of the leak. They suspected the three OpenAI engineers for their various collaborations with Greenblatt. - OpenAI checked the phones of the researchers and found disappearing message signal chats with Ryan. This is fairly common - I also have disappearing message signal chats with Ryan. - This wasn't good enough evidence alone to fire, so they added more reasons that didn't really make sense. - The employees deny being the leak. Ryan also denies being the leak. We have no proof besides that these researchers were in contact with Ryan.

This post quotes another post: x.com/zeffmax/status/2113438537798525372

x.com/peterwildeford/status/2113640587949703649Archived 2026.10.24 10:08