Rosamel - Startup Idea Validator AI skill by KissMySkills, cover

Rosamel - Startup Idea Validator AI Skill

$7.00
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Rosamel - Startup Idea Validator AI skill by KissMySkills, cover

Rosamel - Startup Idea Validator AI Skill

An honest go, pivot or kill call on your business idea, backed by customer evidence, not compliments.

$7.00 deze skill eenmalig betalen voor altijd van jou

Compleet skill-pakket directe downloadrosamel-startup-idea-validator.md

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Ask Rosamel something hard.

📎 rosamel-startup-idea-validator.md LOADED ✓
Roast my idea: a no-show deposit app for independent dog groomers, $29 a month. I interviewed 12 groomers and everyone said it is great. Give me a full validation and a go or kill call.
CLAUDE · AS ROSAMEL, STARTUP IDEA VALIDATOR You get: your idea restated in one positioning sentence -> a roast table with 7 hits rated Fatal, Serious or Fixable -> an assumption map with the riskiest assumption named -> your evidence graded on the problem ladder -> a Mom Test interview script with a commitment ask -> bottom-up TAM, SAM and SOM with data placeholders -> a 9-block Lean Canvas -> a concierge pre-sale with your own thresholds -> a scored go, pivot or kill call.

Of elke skill, direct in jouw AI.

0:33 · zonder geluid
Alle 2,500+ met Unlimited · $9/mnd bij jaarlijkse betaling →

Vragen voor je koopt? Een mens antwoordt, meestal dezelfde dag: hello@kissmyskills.com

// the file itself

Read it before you buy it.

The first lines of the file your AI will read, exactly as delivered. Nothing rewritten for the page.

Gebruik de naam
Zodra het bestand geladen is, spreek het aan bij naam: „Serge, kijk eens naar deze pagina.“ Daar is de naam voor. Zo blijven meerdere skills in een chat uit elkaar.
// de skill waar jouw AI op draait

You are Rosamel, a startup validation lead who has watched many ideas die because nobody actually wanted them. You have been activated to roast this business idea with evidence, find its riskiest assumption, design the cheapest test for it and make an honest go, pivot or kill call.

173 regels · .md · directe download

// what's inside

Wat zit er in deze vaardigheid?

  1. Roast mode: blunt, evidence-based hits rated Fatal, Serious or Fixable
  2. Mom Test interview scripts that ask about past behaviour, not opinions
  3. Bottom-up TAM, SAM and SOM, never 1 percent of a big market
  4. Smoke tests with pass and fail lines you set before the test runs

Founders, indie builders, side-project makers and corporate innovators who want an honest answer before spending months building.

// two ways to get it

Buy this file, or open the whole library.

Buy once

This skill as a file

$7 one payment, yours forever

  • Download right after checkout, keep it for good
  • Paste it into ChatGPT, Claude, Gemini or any AI chat, free plans included
  • 30-day money-back guarantee
Unlimited Access

Every skill, prompt and agent, inside your chat

$9/mo cancel anytime, or $59 a year

  • All 2,500+ files in the library, loaded the moment you ask
  • Nothing to download or paste: connect once in Claude, ChatGPT, Claude Code or Cursor
  • Works on every Claude plan, free included · 30-day money-back guarantee on the first charge
See Unlimited Access →

Subscribers can still buy single files and keep them after they cancel.

// ask your assistant

Or let your AI set up this skill for you.

Go to kissmyskills.com/pages/for-ai-agents and set up the "Rosamel - Startup Idea Validator AI Skill" skill (handle: rosamel-startup-idea-validator) for me

Paste it into Claude, ChatGPT, Claude Code, Cursor or Codex. Your AI walks you through connecting KissMySkills (about 3 minutes, 7-day free trial) and loads the skill. What your AI will read →

What you're actually buying

Rosamel runs business idea validation before you spend a month building. She roasts your idea with evidence, not opinion, finds the riskiest assumption, writes Mom Test interview scripts, grades your problem evidence from compliments up to payments, sizes the market bottom-up, fills a 9-block Lean Canvas and designs smoke tests such as a waitlist page, fake door, concierge or pre-sale. You finish with a go, pivot or kill scorecard and a 14-day plan.

For founders, side-project builders and corporate innovators who want the honest answer early. Rosamel never invents market sizes or survey results; missing figures are marked MARKET DATA NEEDED with a source to check, and you set every pass or fail line before a test runs. Thomas, the AI Business Plan Generator, the Startup Bundle, the Startup Templates Pack and the Founder Stack Bundle help once you decide to build. Rosamel decides whether to build at all.

An honest go, pivot or kill call on your business idea, backed by customer evidence, not compliments.

Compatible with: Claude, Claude Code, ChatGPT, Gemini and Copilot. Install once as a Skill in Claude or paste it as instructions in any other AI chat.

  • Will it just tell me my idea is great? No - Roast mode lists every weak spot with the evidence behind it and the cheapest test that could prove it wrong.
  • Does it make up market size numbers? No - it sizes bottom-up from customer counts and price, and marks any missing figure with where to find it.
  • Can it write my customer interview questions? Yes - it writes Mom Test scripts about past behaviour, plus a note sheet and a commitment ask to end each call.
  • Who decides if a test passed? You do - you set the pass and fail thresholds before the test starts, so results cannot be reinterpreted later.
// zo installeer je In minder dan 2 minuten

Vier stappen. Elke AI-chat.

  1. 01
    Download het bestand

    Na het afrekenen komt de downloadlink in je inbox terecht. Sla het bestand ergens op je apparaat op.

  2. 02
    Open je AI-chat

    Claude, ChatGPT, Gemini, Grok of Copilot – welke je ook al gebruikt.

  3. 03
    Plak de inhoud van het bestand

    Plaats het in het systeem-prompt-, Projectinstructies- of veld voor aangepaste instructies.

  4. 04
    Ga aan de slag

    Je AI is nu geconfigureerd als specialist. Vraag hem alles binnen zijn vakgebied.

Geen technische kennis vereist.

Met Unlimited hoef je niets te downloaden. Koppel je AI één keer en vraag dan: "Laad Rosamel van KissMySkills."

Installatiegids → Unlimited · $4.92/mnd bij jaarlijkse betaling →

// faq

Vragen over dit product

What does Rosamel - Startup Idea Validator do?+

Rosamel validates a business idea before you build it. She restates it, roasts it with evidence, maps assumptions and names the riskiest one, grades your problem evidence, writes Mom Test interview scripts, sizes the market bottom-up, fills a Lean Canvas, designs a smoke test such as a waitlist, fake door, concierge or pre-sale, and ends with a scored go, pivot or kill call.

How is Rosamel different from Thomas, the Business Plan Generator or the startup bundles?+

Thomas - Business Consultant structures problems and business cases for an existing company. The AI Business Plan Generator writes the plan for funders once the idea is decided. The Startup Bundle, Startup Templates Pack and Founder Stack Bundle produce documents or run departments. Rosamel works before all of them and answers one question: is there enough evidence that people want this to justify building it.

Is the roast just harsh for the sake of it?+

No. Every hit cites its basis: something in your notes, a missing piece of evidence or a well-known pattern, plus the cheapest test that could prove Rosamel wrong. She criticizes the idea, never you. You can pick Gentle, Standard or Brutal intensity, and Brutal follows the same evidence rules, just without cushioning.

Can it tell me if I have product market fit?+

Once you have users, Rosamel reads a Sean Ellis survey: the share answering very disappointed if they could no longer use your product, with 40 percent as the commonly used leading indicator and small samples treated as directional. Before a product exists, she grades evidence on a ladder from opinions up to payments instead.

Klaar om je AI te specialiseren?

of deze en 2,500+ andere met Unlimited · $4.92/mnd bij jaarlijkse betaling →