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DiscussionUnverified claim

Anthropic's Mythos-class model allegedly leaked on Hugging Face 💀

Context: A Hugging Face repo claims to hold an internal Anthropic Mythos-class training checkpoint; a follow-up post says the shards it downloaded are fake.

From r/ClaudeAI: A Hugging Face repo called burner22/numbat claims to contain an internal Anthropic Mythos-class training checkpoint. Claimed specs: 14 trillion parameters 1,224 MoE experts 7.72 TB of weights 772 weight shards Hybrid GDN + MLA architecture The repo also lists model architecture code, configs, and…

Source
r/ClaudeAI (reddit.com)
Published
First seen here
Edition
Sunday, November 1, 2026, ranked 24
Status
A claim made in a post or discussion that nobody independent has verified.
Why it’s here
Top r/ClaudeAI post, but a follow-up post says the files are fake.
Topics
AI, Anthropic, Open source
News

Sources: Anthropic's bankers are weighing plans to raise its IPO price following heavy demand, which could increase the valuation target to $1.5T or more (opens ft.com)

Sources: Anthropic's bankers are weighing plans to raise its IPO price following heavy demand, which could increase the valuation target to $1.5T or more — Claude maker's listing price expected to rise after strong demand from investors — Anthropic's bankers are weighing plans to increase …

Financial TimesNov 10, 2026Details
News

S-1: Nvidia plans to invest ~$10B in Anthropic after its IPO, or ~10% of the total new cash Anthropic is expected to raise in November (opens nytimes.com)

S-1: Nvidia plans to invest ~$10B in Anthropic after its IPO, or ~10% of the total new cash Anthropic is expected to raise in November, including in its IPO — Nvidia planned to invest $10 billion in Anthropic alongside its initial public offering, the largest of the new financial commitments from…

The New York TimesNov 10, 2026Details
Anthropic's Mythos-class model allegedly leaked on Hugging Face 💀 · Keeping Up with Silicon Valley