OpenAIAnthropicGooglexAIPerplexity
← Back to all updatesPublished ·Anthropic◆ Critical
Anthropic removed model card guidance naming Claude Fable 5 and Mythos 5.
The read
Builders lose public model-selection details, availability notes, and comparison context from this monitored page.
The frame
The removed text described Fable 5 availability and Mythos 5 limited access through Project Glasswing.
Primary source
Anthropic modelcard →Keep reading
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