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Short, structured courses, personalized to your goals. Always hands-on: test your skills with quizzes, simulations, and interactive challenges.

Supervise AI agents on your teamLesson 2 of 5
PlanLessonDiagramQuizWidget
Your plan · 5 short lessons

Built around your goal, a few minutes at a time

1 · What an agent can own · 6 min
2 · Briefs an agent can act on · 8 min
3 · Review gates that catch bad output · 7 min
4 · Permissions, scope, and safe handoffs · 9 min
5 · Measuring agent work like team work · 8 min
AI Book Summaries

Personalized summaries, on-demand

Ask Fenzo to summarize any book. It will give you the synopsis and key ideas — and how they relate to your job and learning goals.

Atomic HabitsJames Clear · 14 min
Key insights
1You don’t rise to your goals. You fall to the level of your systems.
2Make it obvious, attractive, easy, and satisfying. Four laws, every habit.
3Habits compound. One percent better each day is 37× better in a year.
Check your understanding

You keep skipping your end-of-day review. Which fix does the book point to?

ASet a bigger goal
BPair it with a daily cue
CRely on willpower

Atomic Habits

James Clear
Summary

Atomic Habits

James Clear · 2018

Why small changes compound into remarkable results, and how to design habits that survive a busy week. Read through the lens of your work routine.

14 min3 insights1 quiz
AI Roleplay

Practice difficult work conversations

Talk live with an AI who pushes back the way a real colleague would. Get personalized feedback afterward.

RECRoleplay · Hard feedback12:04
Rachael Kim · Senior engineer
A
Live transcript
Audio · listen anywhere

Your lessons, read aloud

Turn any lesson, summary, or plan into audio for the commute, the gym, or a walk. Pick the voice and the pace.

Key ideas · Thinking, Fast and SlowAudio · 11 min
Thinking, Fast and Slow, key ideas read aloudDaniel Kahneman · 11 min
Voice · Ava1.0×

Now readingSystem 1 is fast and automatic. System 2 is slow, deliberate, and a little lazy.

Now readingMost mistakes are System 1 answering a question meant for System 2.

Now readingAnchors, availability, and loss aversion pull every estimate off course.

3:0511:04
Smart Flashcards

Quiz yourself until it sticks

Generate flashcards on any topic. Spaced repetition helps you retain what you learn.

SQL joins · 32 cardsCard 8 · 7 due
SQL · Joins

What does a LEFT JOIN return when there is no match on the right table?

Click to flip
AB

Every row from the left table. Where the right side has no match, its columns come back as NULL.

AgainHardGoodEasy
AI Exam Prep

Real-world practice for any exam

Timed and scored to simulate the real thing. Get explanations for questions you missed and a structured study plan for how to improve.

Test prepAWS Solutions Architect
Practice test for AWS Solutions Architect
10 questionsTimedWeighted like the real exam
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Test Prep

Pass the certification.

AWS, PMP, CPA and more. A diagnostic first, then a plan built around your weak areas.

  • Mock examsTimed and weighted like the real one
  • DiagnosisYour score read domain by domain
  • PrimerA short course on your weakest area
  • FlashcardsQuick recall drills on key facts
See Test Prep
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First 1:1 with your new manager — 30 minutes, no agenda. She joined from outside; you have been here 18 months.
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AI Roleplays

Practice difficult work conversations.

Chat out loud with our trained AI. Get it right before the real deal.

  • Pick a scenarioDrill real-world situations
  • Turn on your micIt's a spoken conversation, not a chatbot
  • Start talkingThe AI will respond in character
  • Get feedbackPlus an annotated transcript
See AI roleplays

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Fenzo for Business — team learning dashboard showing assigned courses, completion, and per-person progress

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Questions, answered.

The things people ask before they start.

From project managers and operators to founders, analysts, and teams adopting AI, Fenzo is for people who want to get better at the work they already do.
Anything from using AI for project planning and analysis to improving workflows, decision-making, communication, and delivery. If you can describe the skill or task, Fenzo can build a course around it.
Yes. Tell Fenzo what you do, what you’re trying to accomplish, and where you’re stuck, and Fenzo will shape the course around your role, your goals, and the work you actually have to do.
No. Fenzo adapts to your starting point, so you can begin with the fundamentals or jump straight into more advanced work.
Yes. Fenzo for Business puts the whole team on one plan — shared seats, courses you can assign, and reporting on who has finished what. See Fenzo for Business
You start by describing your goal or taking a short skill benchmark. Fenzo uses that context to identify gaps and shape the learning experience around them.
Yes, Fenzo works in your mobile browser.

Backed by the science of learning.

Three findings from decades of learning research shaped how every Fenzo lesson is built.

Active learning > passive learning.

59%
Passive
73%
Active

Average pass rate · Freeman et al., PNAS 2014

What the science says

Students who get hands-on are 1.5× more likely to pass their class.

How Fenzo does it

Every Fenzo lesson is interactive. No passive reading or watching, ever.

AI atrophy is real.

You work through itAI does it for you
what stayswith you
Right after learningWeeks later

Skill retention over time · with vs. without practice

What the science says

Offloading thinking to AI erodes the very skills you're trying to build.

How Fenzo does it

Fenzo makes you do the thinking — guided, but never done for you.

Answers ≠ understanding.

Retrieval practiceRe-reading
5 min2 days1 week

Long-term recall · retrieval vs. re-reading

What the science says

Recalling information beats re-reading it for building durable understanding.

How Fenzo does it

Lessons weave in quizzes and recall prompts, so it sticks.

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