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Cohort 04 · Live + Async · 6 weeks

Master Prompt Engineering
& supercharge your career.

A hands-on cohort that turns raw curiosity into production-grade AI workflows. Built by practitioners who ship LLM systems in front of millions every day.

PromptLab— Live scoring demo

41/1000

7/ 100
Clarity20
Specificity2.05
Structure0
Role / ContextConstraintsFormat specExamples

Builders shipping at

StripeLinearNotionVercelAnthropicCursor

The curriculum

Six weeks. Thirty lessons. One shipped project.

Each week pairs short async lectures with a live working session. You leave with artifacts you can paste into your real codebase.

  • 01How transformers process your words18 min
  • 02Tokens, context windows & cost math22 min
  • 03The anatomy of a great prompt15 min
  • 04Zero-shot vs few-shot decision tree20 min
  • 05Lab: rebuild a viral prompt from scratch35 min

Why this cohort

Built for builders who already ship code.

Live working sessions

Twice a week. Cameras on. Real bugs, real fixes, real code.

40 seats max

Small enough that we'll know your name.

Capstone project

Ship something real. Showcase it.

Production patterns

Not toy prompts. The patterns we use in front of millions of users.

Lifetime alumni access

Slack, recordings, future cohorts.

Bring your own stack

Python, TypeScript, anything. The thinking transfers everywhere.

From your instructor

"I built this so you'd skip the part I wasted two years on."

Aryna Livadari

Aryna Livadari

Lead instructor · ex-Anthropic, ex-Stripe

Watch the 90-second intro
I came in thinking I knew prompting. I left realising I'd been doing arts-and-crafts. This is engineering.
Marcus Chen Staff Engineer, fintech
The evals week alone paid for the whole cohort. Our hallucination rate dropped 60% in two sprints.
Priya Anand Founding Engineer, healthtech
Aryna doesn't teach theory. She teaches the patterns she ships every day. Worth 10x.
Tomás Rivera CTO, agency
Best small-cohort experience I've had since YC. The Slack is now a permanent part of my workflow.
Lina Okafor Product Engineer, SaaS

The community

1,400+ builders. 42 countries. One Slack.

Every cohort joins an alumni Slack that's actually active. Hiring threads, weird-bug threads, "look at this hack" threads. Lifetime access on day one.

1,400+
alumni
42
countries
4.9★
rating

Pricing

One price. No upsells.

Pay in full or split it into three. Either way, you get everything.

Individual

For one builder

$499one-time
Reserve your seat
  • All 6 weeks live + recorded
  • 30 lessons & 6 labs
  • Lifetime alumni Slack
  • Capstone project review
  • Certificate of completion
Most popular

Team of 5

For shipping teams

$1,999one-time
Talk to sales
  • Everything in Individual
  • 5 seats, one invoice
  • Private team channel
  • Group office hour
  • Org-wide playbook export
  • Co-branded certificates

30-day money-back guarantee · Invoices available · VAT included for EU

FAQ

Questions, answered.

Yes — basic Python or TypeScript is enough. We're teaching production patterns, so you should be comfortable shipping a small script.

The next cohort fills fast.

40 seats. 6 weeks. One thing you'll wish you'd done a year ago.