Anthropic had their mythos post (and model) basically ready a few weeks ago, as evidenced by the blog content leaks. Also I highly doubt they just threw together a 250-page PDF model card in a "rush."
replyLast i checked with friends at meta they are pretty deeply invested in using claude for coding etc. anthropic has nothing to be scared of at MSL.
replyIf spark beats opus 4.6, why is meta wasting money on opus internally?
It's giving "OpenAI says its new model GPT-2 is too dangerous to release (2019)"
reply[because it would start an arms race]. The very arms race we're in... They were right
reply13 days ago.
replyYes, it's far more certain that meta released this, which is less convincing on evals, as a result of the mythos previews.
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