product-discovery

product-discovery is a skill for Claude Code from benshapyro/cadre-devkit-claude. It costs 30 tokens per session (1,301 once invoked), scanned A, original, MIT.

A structured method for turning an early software idea into a clear product plan. It uses questions to define the users, problem, scope, features, constraints, and signs of success.

In plain words
What is it for?
Exploring a new product, defining an MVP—the smallest useful first version—and writing an actionable specification for development.
Why use it?
It reduces vague requirements and helps decide what the first workable version should include.

Skill for Claude Code

Written for Claude Code: shipped in a Claude Code plugin.

Part of the cadre-devkit-claude plugin — 10 skills, 10 commands, 7 agents, 3 hooks shipped together

Good fit Exploring a new product, defining an MVP—the smallest useful first version—and writing an actionable specification for development.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/benshapyro/cadre-devkit-claude/product-discovery
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add benshapyro/cadre-devkit-claude --skill product-discovery
Clone the repo
git clone --depth 1 https://github.com/benshapyro/cadre-devkit-claude

Made for: Claude Code.

Or install cadre-devkit-claude, the plugin that ships this one along with the rest of its 10 skills, 10 commands, 7 agents, 3 hooks.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for product-discovery

README.md
[![agentmods](https://agentmods.dev/badge/skills/benshapyro/cadre-devkit-claude/product-discovery/github.svg)](https://agentmods.dev/skills/benshapyro/cadre-devkit-claude/product-discovery)
Your own site
<a href="https://agentmods.dev/skills/benshapyro/cadre-devkit-claude/product-discovery"><img src="https://agentmods.dev/badge/skills/benshapyro/cadre-devkit-claude/product-discovery/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for product-discovery

Your own site · 80×15
<a href="https://agentmods.dev/skills/benshapyro/cadre-devkit-claude/product-discovery"><img src="https://agentmods.dev/badge/skills/benshapyro/cadre-devkit-claude/product-discovery.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 30 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,301 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00030 $0.01301
Opus 5 $0.00015 $0.00651
Sonnet 5 $0.00006 $0.00260
Haiku 4.5 $0.00003 $0.00130

Measured 10d ago against content hash 379d77c3ce8e, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-09, from the pricing page.

Security

Grade A, and why

product-discovery scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 10d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

skills/product-discovery/SKILL.md · 200 lines

How it starts

The opening of the file, as written. The whole thing — 200 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Product Discovery Skill

Transform vague ideas into actionable specifications through structured questioning.

Core Methodology

Questioning Frameworks

Five Whys - Reach root problems:

  1. "Why is this a problem?" → Surface answer
  2. "Why does that matter?" → Deeper impact
  3. Continue until you reach the core motivation

MECE (Mutually Exclusive, Collectively Exhaustive):

  • Cover all aspects without overlap
  • Users, features, constraints, success criteria

Socratic Probing:

  • Never accept surface-level answers
  • "Can you give me a specific example?"
  • "What would happen if...?"

Discovery Phases

Phase 1: Vision

Key Questions:

  • "What moment made you think 'someone should build this'?"
  • "If this existed perfectly, walk me through using it tomorrow"
  • "Fast forward one year - what changed in the world?"

Phase 2: Core Problem

Key Questions:

  • "If you could only solve ONE aspect, which unlocks the most value?"
  • "What's the smallest thing that would make one person genuinely grateful?"
  • "What part do you understand best? What's still fuzzy?"

Scope Control:

  • "If you had budget for only 3 features, which would they be?"
  • "Now pick just ONE to prove the concept"

Phase 3: Users

Key Questions:

  • "Think of one specific person who needs this. What's their name? Their story?"
  • "What do they do immediately before/after using your software?"
  • "Which user type would be easiest to satisfy? Hardest?"

Phase 4: Technical

Key Questions:

  • "What could you hardcode for MVP that becomes dynamic later?"
  • "Which technical decisions can wait until concept is validated?"
  • "What existing tools could you leverage instead of building?"

Phase 5: Validation

Key Questions:

  • "How would you know, objectively, that MVP is working?"
  • "What number would make you confident to continue? What would make you pivot?"
  • "What feedback would change your direction most dramatically?"

Phase 6: Scoping

Effort-Based Framing (NOT time-based):

Read the full file on GitHub · 200 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 10d ago First seen · 200 lines · 30 tokens per session scan A 379d77c3ce8e

Subscribe to this mod's changes

product-discovery is a skill published in the GitHub repository benshapyro/cadre-devkit-claude (9 stars, last pushed 9mo ago), licensed MIT. It adds 30 tokens to every session and 1,301 once invoked, about $0.0002 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.

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