Internal Undocumented Bundled Skills
Internal / undocumented bundled skills
Section titled “Internal / undocumented bundled skills”These skills exist in the source tree but are either not in the public skills docs, are gated to internal users (ant/Anthropic staff), or are feature-flag gated pending release.
Ant-only skills
Section titled “Ant-only skills”Skills marked “ant-only” via isEnabled: () => process.env.USER_TYPE === 'ant' are restricted to Anthropic staff and do not appear in public documentation or user menus.
Ant-only list:
/verify— verify code changes work by running the app/stuck— diagnose frozen/stuck Claude Code sessions/lorem-ipsum— generate filler text for context testing (capped 500k tokens)/skillify— capture a session as a reusable skill
Feature-flag-gated skills
Section titled “Feature-flag-gated skills”Skills that depend on Statsig feature flags or cloud infrastructure features:
/loop and /schedule:
/looprequiresisKairosCronEnabled()— must have Kairos cron backend available/schedulerequires two gates:tengu_surreal_dalifeature flag ANDallow_remote_sessionspolicy permission
These may be unreleased or in beta. Check the source constants for current feature names.