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← Back to all updatesPublished ·Anthropic◆ Critical
Anthropic removed model card content for Claude Fable 5 and Claude Mythos 5.
The read
Model routing docs now lack the prior Fable 5 and Mythos 5 identifiers on this monitored surface.
The frame
The removed text included API IDs, Bedrock status, Vertex AI ID, and Project Glasswing references.
Primary source
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