Sources: ByteDance is pretraining an AI model with up to 10T parameters, roughly 3x larger than Kimi K3 and larger than the 8T estimate for Anthropic's Mythos 5
THE SO WHAT
A 10T-parameter pretraining run from ByteDance is another data point that Chinese consumer platforms are willing to spend at frontier-model scale, not just fine-tune. For Western operators, assume TikTok’s parent will be a first-class model vendor and content engine, not just a distribution channel.
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