It's strange how quiet things are coming out of China right now, and how little we hear from the Chinese AI labs. It's as if the US is leaving China in the dust. Four US labs are releasing sota Frontier, and there are no significant releases from China.
BIG TECH
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Sensor Tower Figures Compare Muse and ChatGPT User Retention
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Meta may have a major consumer AI success on its hands with Muse. 73.3% of new users return the next day. More than 30% return a week later. By day 14, Muse is at 22.5%, versus ChatGPT’s 26.8%, according to Sensor Tower figures shared by Deedy. ChatGPT overtakes it around day
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Meta Plans Muse Spark Open Weights While Citing Wonder Size and Safety
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The open weights for Muse Spark are coming soon, Muse Wonder models are large models that are too big for many people to use, in addition to potential safety concerns.
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Meta’s Frontier Model Expands Competition Beyond Two Leading Labs
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I serious: Overnight, a two-horse race became a three-horse race. Meta has created a Fable Class model. 1) This shows that the race is still wide open. SpaceXSI can also succeed. 2) More and more Fable Class models are approaching the market. It's only a matter of time before
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Muse Wonder Full Ranks Second on Artificial Analysis Intelligence Index
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NEW: Meta released Muse Wonder (codenamed Watermelon), its new family of AI models, with scores that push the company to the frontier. The top version, Wonder Full, scores 56 on Artificial Analysis’ Intelligence Index, behind only Claude Opus 5.5 at 58. It also leads rivals on:
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Meta’s Muse Effort Connects Infrastructure and Research Across the Company
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muse wonder is out! scaling prevails…
— Jason Wei (@_jasonwei) 12 octobre 2026
it has been so fun to be part of the powerful yet nimble ship of Meta, where in just over a year, much of the company pivoted to contribute to the model, ranging from the infra engineers who started building tools for experiment… https://t.co/of2NCvxBSXmuse wonder is out! scaling prevails… it has been so fun to be part of the powerful yet nimble ship of Meta, where in just over a year, much of the company pivoted to contribute to the model, ranging from the infra engineers who started building tools for experiment
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Zuckerberg Rejects AI Slowdown Calls After Claiming Frontier Capabilities
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Zuckerberg says Meta has reached AI ‘frontier’ and rejects calls for slowdown
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Meta Scales Muse Through Pretraining and Reinforcement Learning
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MUSE WONDER
— Alexandr Wang (@alexandr_wang) 12 octobre 2026
this is the culmination of over a year of research and infrastructure work in msl
since we originally shipped muse spark in april, we have continued to scale our models across pre-training and RL, now reaching the frontier 🏆
see our model's improvements on the… pic.twitter.com/jpbWO7g8kCMUSE WONDER this is the culmination of over a year of research and infrastructure work in msl since we originally shipped muse spark in april, we have continued to scale our models across pre-training and RL, now reaching the frontier 🏆 see our model's improvements on the
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Muse Wonder’s Intelligence Index Result Narrows the Frontier Gap
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NO WAY: Metas Fable-Class Model outperforms Fable 5.1 on AA Intelligence Index! Just short behind Opus 5.5! This is insane, the whole game changed again! OpenAI under huge pressure! More to come!
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Meta Rolls Out Muse Wonder Models With Separate Maximum-Reasoning Access
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BREAKING 🔥: Meta is rolling out Muse Wonder and Muse Wonder Full on the Meta Model API platform! > Muse Wonder Full – Our most capable model, running at max reasoning. For the hardest, longest-running work — available to Muse Code subscribers, not on the API. > Muse Wonder –