tank CLI is a security-first package manager for AI agent skills. It provides 17 commands organized into four categories: authentication, skill management, security, and utilities.
Installation
Command Categories
Authentication Commands
Manage authentication with the Tank registry.tank login- Authenticate via browser OAuthtank logout- Remove authentication tokentank whoami- Show current user
Skill Management Commands
Install, publish, and manage AI agent skills.tank init- Create new skills.jsontank install- Install skills from registrytank update- Update skills to latest versionstank remove- Remove installed skillstank publish- Publish skill to registrytank search- Search for skillstank info- Show skill detailstank link- Link skill to agents (dev)tank unlink- Remove skill symlinks
Security Commands
Verify integrity and analyze security posture.tank verify- Verify lockfile integritytank permissions- Display resolved permissionstank audit- Show security audit resultstank doctor- Diagnose setup issues
Utility Commands
tank upgrade- Update tank CLI to latest version
Global Flags
Display tank CLI version
Show help for any command
Configuration
Tank stores configuration in~/.tank/config.json:
Environment Variables
Enable debug logging. Set to
1 to output structured logs via pino.Override default registry URL.
Exit Codes
0- Success1- Command failed (error message printed to stderr)
Next Steps
Authentication
Login to Tank registry
Skill Commands
Install and manage skills
Security Commands
Verify and audit skills
Quick Start
Install your first skill