Claude Code Leak: Internal Model Codename 'Numbat' Maps to Unreleased Model — Product Roadmap Intelligence Exposed

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The source leak exposed Anthropic's internal model codename mapping: Capybara = Claude 4.6, Fennec = Opus 4.6, and Numbat = an unreleased model with no public mapping. This is actionable competitive intelligence — competitors can now see which models are in development and how Anthropic's feature flags gate capabilities per model. The leak also revealed the complete feature-flag architecture, letting anyone map which capabilities are deployed, in testing, or planned.