Daily challenges · 5-tier skill tree · Claude-graded — Duolingo for prompts
Skip to content
AI Skills Training Platform

Duolingo for
prompt engineering.

One daily challenge. A 5-tier skill tree. Streak-based learning. Claude-graded assessments. The only training platform built for the skill Eric Schmidt calls "the most important of the AI era."

Get a Daily Lesson Upgrade to Pro

30-day money-back guarantee. Cancel anytime. Fresh exercises daily — Novice to Master across 8 skill categories.

CLAUDE.md  —  PromptSharp Framework
# PromptSharp — Claude Code Configuration
# Role, context, constraints, output format

You are an expert [ROLE] with deep knowledge of [DOMAIN].

## Context
Goal: [specific outcome, not vague request]
Constraints: [what NOT to do]
Format: [exactly how output should look]

## Chain-of-thought
Think step by step. Show your reasoning.
Then produce final answer.

# Result: dramatically better output, every time.
30+
Prompt Templates
5
AI Models Covered
1,000+
Hours Refined
Weekly
New Content Added

Works with every major AI model

Claude
ChatGPT
Gemini
Llama
Mistral

What the builders are saying

"The programming language of the future is English. We're at an inflection point — prompting is the new coding."

Jensen Huang
CEO, NVIDIA

"The hottest new programming language is English. The gap between a mediocre prompt and a great one is enormous."

Andrej Karpathy
AI Researcher, ex-OpenAI

"The people who learn to work with AI most effectively — by knowing how to communicate with it precisely — will have a massive edge."

Sam Altman
CEO, OpenAI
What's included

Everything you need to prompt like a pro.

Built by a working operator who uses Claude Code every day. Practical, tested, and immediately applicable.

Claude Code Configuration

A production-grade CLAUDE.md framework that transforms Claude Code from a generic tool into a precision instrument tuned to your work.

  • Role and context setup patterns
  • Constraint and boundary definitions
  • Output format templates
  • Session continuity techniques
  • Multi-file project structures

Reusable Prompt Templates

A library of battle-tested templates for common tasks — code review, writing, analysis, research, and more. Copy, adapt, ship.

  • 30+ ready-to-use prompt templates
  • Code generation and review patterns
  • Writing and editing frameworks
  • Research and synthesis prompts
  • Decision-making frameworks

Advanced Techniques

The techniques the AI researchers use. Chain-of-thought, few-shot, role prompting, and more — explained with examples you can use today.

  • Chain-of-thought prompting
  • Few-shot learning examples
  • Role and persona prompting
  • Self-consistency techniques
  • Tree-of-thought for hard problems

Maximum Productivity Setup

How to configure Claude Code for maximum productivity. Workspace setup, project organization, and automation patterns that compound daily.

  • Workspace and directory structure
  • Slash command configurations
  • Hooks and automation setup
  • Multi-project management
  • Context window management
How it works

Three steps. Immediately better AI output.

No courses to complete. No videos to watch. Drop it in and start getting better results today.

1

Choose Your Template

Pick from 30+ battle-tested prompt templates organized by task — code review, writing, research, analysis, decision-making, and more.

2

Customize for Your Context

Fill in your specific role, domain, constraints, and desired output format. Each template has clear placeholders and examples.

3

Get dramatically better results

Paste into any AI model and get precise, first-try results. For Claude Code users, drop the CLAUDE.md configuration directly into your project.

The difference

See the gap. Close it.

The same question. A dramatically different result. This is what mastering prompts does.

Before Vague, unpredictable output
"Help me write a report about our Q1 results."

→ Claude guesses format, length, audience, tone.
→ Generic output that doesn't fit your needs.
→ Multiple revision rounds wasted.
After Precise, first-try results
"You are a CFO writing for a board audience.
Write a Q1 results summary. Format: 3 sections —
highlights, risks, outlook. Max 400 words. Tone: direct and data-driven. No hedging language."

→ Exactly what you need. First try.
Free Lesson 1 — No signup required

Try today's challenge.

Duolingo built a $5B company on 5-minute daily exercises. PromptSharp does the same for AI skills. Do Lesson 1 right now — takes under 5 minutes.

LESSON 1 The Specificity Principle
Beginner • 4 min • Works with any AI

The single biggest mistake people make with AI prompts: they're vague. Vague prompt = vague output. The specificity principle is the foundation of everything PromptSharp teaches.

Before (Vague)
"Write me an email about our product."
After (Specific)
"Write a 3-paragraph cold email to a VP of Marketing at a 50-person SaaS company. The email is about PromptSharp, an AI skills training platform. Goal: get a 15-minute demo call. Tone: direct, peer-to-peer, no fluff. Include one specific data point about AI adoption rates. End with a single soft CTA."

The second prompt is 6x longer. But the output will be dramatically better. Specificity is a skill you can practice. Here's your first drill:

Today's Drill — Rewrite This Prompt
"Help me write a blog post about AI."

Add specificity across these 5 dimensions: (1) Audience, (2) Goal, (3) Format, (4) Tone, (5) One constraint. Write your version below:

Want 30+ templates like this + the full Claude Code framework?

Get a Daily Lesson

30-day money-back guarantee. Cancel anytime.

Simple pricing

Free to start. Upgrade when you want more.

A new daily lesson lands in your inbox every day, free. Upgrade for the full archive and advanced playbooks.

Free
Free

forever  •  no card required

  • One daily lesson in prompting AI — from your first prompt to full agents
  • Model-specific tips for Claude, ChatGPT, and Gemini
  • Real-world prompt examples you can copy and run
  • Unsubscribe anytime
Get a Daily Lesson

Always free • no card required

Paid — Full Archive
$ 14.99

per month  •  cancel anytime

  • Everything in Free
  • The complete searchable archive of every daily lesson
  • Advanced playbooks (agents, chaining, model-specific systems)
  • A path to Brainfile when you want it done for you
Upgrade to Pro

30-day money-back guarantee

🔒 Secure payments processed by Stripe

FAQ

Common questions.

Have a question not answered here? Email [email protected]

Yes. PromptSharp is a free daily-lesson newsletter on prompting AI — from your first prompt to full agents. A new lesson lands in your inbox every day, no credit card required. There's an optional paid plan ($14.99/mo) for the full searchable archive and advanced playbooks, but you never have to pay to keep learning.
Free forever: one daily lesson in prompting AI, model-specific tips for Claude, ChatGPT, and Gemini, and real-world prompt examples you can copy and run. $14.99/mo adds: the complete searchable archive of every past lesson plus advanced playbooks on agents, prompt chaining, and model-specific systems. Cancel anytime.
No. PromptSharp is for everyone — developers, writers, analysts, marketers, founders. The techniques apply whether you're using ChatGPT for email drafts or Claude Code for software development. You don't write code; you write better instructions.
The lessons are designed primarily for Claude (Sonnet, Opus) and ChatGPT (GPT-4o), with model-specific tips for Gemini too. The techniques — chain-of-thought, few-shot, role prompting — are universal and work with any large language model including Llama and Mistral.
Enter your email and click Get a Daily Lesson. You'll get a confirmation email, then a new lesson every day. No card required to start.
Most guides are a one-time read you forget. PromptSharp is a daily habit: one focused lesson at a time, in order, with real examples you run that day. Skill compounds because you practice consistently instead of bingeing once and stopping.
CLAUDE.md is a configuration file that sits in your project directory and tells Claude Code how to behave — your coding standards, preferred patterns, what to avoid, and domain-specific rules. Think of it as a permanent system prompt that makes every interaction smarter. Several lessons walk you through building your own.
Almost certainly. Most daily AI users rely on basic prompting — typing what they want and hoping for the best. PromptSharp teaches structured techniques like chain-of-thought decomposition, few-shot calibration, and role-context-task framing that dramatically improve output quality. If you've never used a CLAUDE.md file or multi-step prompt chains, you're leaving significant capability on the table.
That's what Brainfile is for. PromptSharp teaches you to prompt and configure AI yourself; Brainfile is the done-for-you path — a complete, tuned Claude Code operating setup so you don't have to build it from scratch. The newsletter is the on-ramp; Brainfile is the shortcut.
Yes. The optional $14.99/mo archive plan can be cancelled anytime — you keep access through the end of your current billing period, and the free daily lesson keeps coming either way. The paid plan also carries a 30-day money-back guarantee. Full details in the refund policy.
Every email has a one-click unsubscribe link at the bottom. No emails to send, no support tickets — you're out instantly, no questions asked.
Free prompt engineering tips

Get better AI outputs every week.

Join our newsletter for prompt techniques, Claude Code tips, and real-world AI workflow examples. Free forever.

No spam. Unsubscribe anytime.

Ready to start?

Stop wrestling with prompts.
Start getting results.

Join developers, writers, and founders who've upgraded their AI workflow. 30-day money-back guarantee — zero risk.

Get a Daily Lesson Get a Daily Lesson