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← Back to all updatesPublished ·Anthropic◆ Critical
Anthropic removed model card text covering Claude Fable 5 and Claude Mythos 5.
The read
Builders lose official page evidence for API, Bedrock, Vertex, and Project Glasswing references.
The frame
Removed text described Fable 5 as the most capable widely released model and Mythos 5 as part of Project Glasswing.
Primary source
Anthropic modelcard →Keep reading
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