Prompt engineering, made effortless
Say it roughly. We make it expert.
Press Enter — our brain writes the full, detailed answer
GPT-5 launched in 2025. Here's what actually changed — and what didn't.
A more capable model with a bad prompt is still a bad output. Structure is still the unlock.
The AI education market is projected to reach $20B by 2027.
What's driving the growth — and is the education being produced actually effective?
Here's the full cost comparison — including what other tools don't tell you.
You pay for capability you keep, or for a service you rent.
One new research-backed skill template, every day.
Data Story Analyst
Transform raw data into narratives with clear insights, visualizations, and recommendations.
Backed by the latest science.
Every technique in our library is grounded in peer-reviewed research. Here's the evidence.
A systematic survey of prompt engineering in large language models
“Structured multi-step prompting increases accuracy by up to 43% across reasoning tasks.
The Prompt Report — 58 prompting techniques benchmarked
“Few-shot + Chain-of-Thought combined is the single highest-performing technique in 2024.
Unleashing the potential of prompt engineering for large language models
“Domain-specific role prompts reduce hallucinations by 31% in professional contexts.
Patient education and AI readability across pediatric specialties
“Properly structured prompts improved medical content readability scores by 2.4 grade levels.
Latest insights & guides.
Practical, no-fluff articles on prompting AI correctly — free to read, grounded in cognitive science.
How to Prompt AI Correctly: The Complete 2026 Guide
The 5-Part Prompt Structure That Fixes 90% of Bad Outputs
Role Prompting: How to Make AI Think Like an Expert
Chain-of-Thought Prompting: How and When to Use It
Few-Shot Prompting: Teaching AI by Example
Self-Critique Prompting: Get AI to Improve Its Own Output
A canvas for prompts — not a chat window.
Drag blocks. Wire them up. Run, iterate, version, ship. Every prompt becomes an asset your team can actually maintain.
Rewire how you think — before you prompt.
Twelve hand-crafted courses (5 free + 7 paid), taught by She — your AI guide. Each lesson is 4 minutes of theory, one A/B exercise, one prompt you'll actually use this week.
Five steps. No vendor lock-in. Your keys, your data.
Drop blocks, wire them up, paste your API key, run. Export anywhere.
Drop nodes
Drag Goal, Role, Context, Instruction, Output Format from the sidebar onto the canvas.
Wire logic
Connect blocks with a line. Add Skills like Chain-of-Thought, Self-Critique, JSON Enforcer.
Bring your key
Paste your Anthropic or OpenAI API key once. We never store it — it lives in your browser.
Run & stream
Hit Run. Watch tokens stream into Output in real time. Iterate. Diff against earlier runs.
Export anywhere
Copy to clipboard. Push to Notion. Generate Python. Save as a versioned prompt for your team.
3,750+ expert prompts, ready to run.
Curated, versioned, peer-reviewed. Copy one, or open it straight into your Studio. Browse a free starter set — unlock the full library with Bring Your Own Key.
Your keys + your data never leave your browser.
Instant start — free, in 30 seconds.
Sign up free and run on our brain instantly — 30 free AI calls, no card, no key needed. When you're ready, €9/mo plus your own AI key unlocks the full library and unlimited runs (you pay only your own API usage, ≈ €3–5/month typical).
Then pick a paid plan when you're ready — €9/mo — Bring Your Own Key. Single paid plan. Cancel anytime.
- Full Studio · Cortex · Library — all unlocked the moment you connect your key
- Unlimited runs on your own key — you pay only your API usage (≈ €3–5/mo typical) and stay in control
- Founding-contributor badge on your library profile, forever
- Your key never leaves your browser — we never store it
- Upload a prompt → if it passes our originality + quality filter, it joins the public library → +10 pts
- Upload a reusable Skill → +30 pts
- Private uploads stay in your library only · 0 points · zero pressure to publish
- Cross a milestone and you'll unlock a Hall-of-Founders badge for your library profile