Chief OS
For C-Level operators

The operating system for modern executives.

101 AI-powered leadership skills, on demand. Strategy, communication, finance, people — drafted to the standard your role demands.

Used by operators at scaling companies

01

Built for the corner office

Outputs calibrated to board, investor and executive standards. No fluff, no hype.

02

Context in, judgement out

Provide the situation; receive structured thinking, not a generic essay.

03

Private by design

Your prompts and outputs are yours alone. Never used for training.

The catalogue

101 skills. Ten disciplines.

From annual operating plans to crisis comms — a working library you can call on inside ten seconds.

Decision MakingCommunicationLeadership & PeopleMeetings & FacilitationPersonal EffectivenessStrategy & Execution
Decision Making
10-10-10 Method
Get distance on a decision that feels emotionally charged or urgent by asking: how will I feel in 10 minutes, 10 months, 10 years?
Personal Effectiveness
360 Feedback Processor
Process and extract actionable development priorities from 360-degree feedback.
Strategy & Execution
After-Action Review
Run a structured debrief of a completed project, event, or initiative to capture what worked, what didn't, and what to do differently.
Communication
Announcement Writer
Write a team or organization-wide announcement that informs clearly and maintains trust.
Decision Making
Assumption Audit
Surface and test the core assumptions behind a decision or plan before committing.
Meetings & Facilitation
Async-First Design
Design an async-first communication system that reduces unnecessary meetings and synchronous interruptions.
Júlio Quintela
BUILT BY A LEADER, FOR LEADERS

Built from the realities of leadership.

Júlio Quintela is a Chief Operations Officer and international executive with more than two decades of leadership experience across Europe, North America, Latin America and Asia-Pacific.

After years leading teams, navigating difficult decisions and balancing execution with strategy, he realised that most leaders don't need more information. They need better support.

Chief OS was created to help leaders think more clearly, communicate more effectively and execute with greater confidence — AI as a practical partner, not an experiment.

This wasn't built as an AI experiment. It was built for the realities of leadership.

Júlio Quintela
International Executive · COO · Leadership Practitioner
Membership

One tier. Unlimited use.

Monthly
€99/ month
  • All 101 skills
  • Unlimited generations
  • Private by design
  • Cancel anytime
Recommended
Annual
€990/ year
  • Everything in Monthly
  • Two months complimentary
  • Priority access to new skills
  • Annual executive review

The work doesn't get easier. Your leverage does.