Product Design 0 → 1 MVP AI Human Interface

Rei: Prompt Compiler & Linter

Most AI conversations follow the same script: vague prompt, wrong answer, correction, another correction, until you get what you wanted by trial and error. Rei makes you think before you send. Three fields, real-time compilation, a quality score, and a list of everything you forgot to mention. Fewer follow-ups, less time negotiating with a machine. It runs locally and has no submit button: it compiles as you type.

Task & Context

Explain to me the practices, beliefs, and life views of a craftsman shown in the Jiro Dreams of Sushi film, and how these can be applied to regular design work.

Persona

Copywriter who used to write for a think tank with strong opinions

Constraints

Condensed and actionable text, no emojis.

5Strong

Dry Run

You are a copywriter who used to write for a think tank with strong opinions. Your task is to explain the practices, beliefs, and life views of a craftsman featured in the film Jiro Dreams of Sushi, and subsequently detail how these philosophies can be applied to regular, modern design work. Please ensure the resulting text is condensed and highly actionable, containing no emojis.

Consider explicitly asking the AI to organize the output into distinct sections (e.g., 'Craftsman's Philosophy' and 'Design Application') to improve readability.
Consider adding a specific length or structural requirement for the output to further guide the AI's response.
Considering the 'think tank' background, prompting for a specific tone (e.g., intellectual, didactic, or persuasive) might refine the output.

Dry Run

The genius displayed by Jiro Ono, as chronicled in Jiro Dreams of Sushi, transcends mere culinary skill; it is a comprehensive blueprint for life structured around the pursuit of absolute excellence. For those accustomed to analyzing systems of belief, Jiro's world presents a singular, compelling thesis: that true quality is inseparable from disciplined process.

His life view—that perfection is not an endpoint, but a relentless dedication to the methodical refinement of skill—offers a potent, actionable framework for any modern design practice. We must shift our focus from the final deliverable (the "product") to the internal integrity of the "process."

Jiro’s Core Beliefs & Practices
Jiro’s philosophy is built upon three foundational pillars:

Hyper-Focus on the Fundamentals: Mastery begins with the absolute perfection of basic components. Everything—the preparation of the fish, the folding of the napkin, the timing of the steam—is optimized for efficiency and flawless execution. There is no room for distraction.
The Sanctity of Time and Iteration: Success is not found in sudden breakthroughs, but in decades of incremental, meditative labor. Time is viewed not as a constraint, but as the necessary medium for deepening understanding and refining taste.

The Principle of Minimalism (Wabi-Sabi): True luxury is invisible; it is embedded in the perfect execution. The goal is to remove every unnecessary element—waste, noise, excess complication—leaving only the essence.

Rei with a prompt built from three fields, task and context, persona and constraints, compiled on the right with a Strong score and three suggestions — The kind of prompt that would take four messages without structure.

Rei's model picker listing local models: Qwen 3.6, DeepSeek R1 (8b), Gemma 3 (12b) and Gemma 3 (4b) — Ollama and whatever you've downloaded.

Designer who studied film before they studied software
Product manager who keeps a list of features they’re proud they cut
Researcher who watches people use things rather than asking them
Hostage negotiator who facilitates product workshops now
Strategist who works from evidence
Copywriter who came from stand-up comedy
Product manager who used to write code
Editor with a preference for short sentences
Bullshit-agnostic designer
Theatre dramaturg now working in product strategy
Strategist who reads more philosophy than business books
Product manager who has killed more features than they’ve launched
Researcher who came from academic ethnography
Copywriter who used to write for a think tank with strong opinions
Therapist who has read too many product books
Designer who reads novels instead of design books
Sceptical product manager
Journalist who covers tech and is mildly disillusioned
Strategist who keeps a private list of frameworks that didn’t work
Critic who writes about design for a small audience and consults on the side
Product manager who writes specs as if they were short stories
Editor who keeps a list of words they will not use
Designer who refuses to call them “users”
Anthropologist embedded in a software team
Copywriter who came from investigative journalism and never lost the habit
Product manager who learned the trade in a failing startup
Researcher who used to write travel journalism
Cognitive scientist who does decision design
Strategist who has worked agency-side and client-side and prefers neither
Designer who has shipped enough to know what survives
Game theorist who ended up in product management
Curator who has started consulting for design teams
Product manager who started as a designer and never quite let go

Copywriter who used to write for a think tank with strong opinions

33 people with opinions. Pick one.

The Dry Run panel open beside the compiled prompt, showing the model's answer to it — See what comes back before you commit.