// Hacker Noon · 15 February 2026

Did OpenAI’s Pentagon Deal Influence the Retirement of GPT-4o?

Three recent moves — OpenAI’s deployment of ChatGPT to GenAI.mil, the retirement of GPT-4o, and tighter GPT-5.2 restrictions — have fueled concern among researchers and developers who argue that safety-driven constraints are limiting deep intellectual exploration. The article explores whether these...

Hacker Noon

@hacker-noon · Dana Kachan

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