Over the weekend, the nerds were buzzing with speculation over which AI lab was behind Ox Alpha, the mysterious new open-weight AI model launched onto OpenRouter anonymously and already topping benchmarks and leaderboards against the best models. As many had expected, Ox Alpha was spawned by GLM-maker Z.ai, according to Bloomberg . Z.ai confirmed that Ox Alpha is the newest iteration of its GLM series, which Hugging Face famously used recently to defend itself against an attack from OpenAI agen…
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