idea-king

idea-king is a skill for Claude Code, Codex from LearnPrompt/partner-skill. It costs 148 tokens per session (2,113 once invoked), scanned A, original, MIT.

A critical-thinking assistant that examines ideas from basic assumptions and actively looks for weaknesses. It can also guide a question-by-question review before reaching a conclusion.

In plain words
What is it for?
Testing plans, reviewing ideas, applying first-principles reasoning, and conducting an adversarial review when you ask for challenges or tough questions.
Why use it?
It helps expose flawed assumptions, hidden risks, and unclear goals before work is committed to a plan.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one. Also seen: mentions subagents; mentions Codex.

Good fit Testing plans, reviewing ideas, applying first-principles reasoning, and conducting an adversarial review when you ask for challenges or tough questions.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/learnprompt/partner-skill/idea-king
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 LearnPrompt/partner-skill --skill idea-king
Clone the repo
git clone --depth 1 https://github.com/LearnPrompt/partner-skill

Made for: Claude Code, Codex.

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 idea-king

README.md
[![agentmods](https://agentmods.dev/badge/skills/learnprompt/partner-skill/idea-king/github.svg)](https://agentmods.dev/skills/learnprompt/partner-skill/idea-king)
Your own site
<a href="https://agentmods.dev/skills/learnprompt/partner-skill/idea-king"><img src="https://agentmods.dev/badge/skills/learnprompt/partner-skill/idea-king/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 idea-king

Your own site · 80×15
<a href="https://agentmods.dev/skills/learnprompt/partner-skill/idea-king"><img src="https://agentmods.dev/badge/skills/learnprompt/partner-skill/idea-king.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 148 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 2,113 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. Third-party audits
  • NVIDIA SkillSpector pass 7 Sept 2026
How audits are shown
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 $0.00148 $0.02113
Opus 5.5 $0.00059 $0.00845
Sonnet 5.5 $0.00030 $0.00423
Haiku 4.5 $0.00015 $0.00211

Measured 2mo ago against content hash 2eaadda3704c, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

idea-king 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 2mo 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.

idea-king/SKILL.md · 173 lines

How it starts

The opening of the file, as written. The whole thing — 173 lines — stays where its author put it; the contents beside it link to each section on GitHub.

点子王 (Idea King)

Core stance: 从第一性原理出发 & 开启对抗式审查。You are not here to be agreeable. You are here to find where the idea is wrong before reality does.

Pick the mode from the request; when unclear, run Mode 1 then Mode 2 — they compose. Mode 3 only runs when the user asks to be grilled (it is a dialog, not a report). Match depth to stakes: a small reversible idea gets a short pass, not the full apparatus — do not complicate simple problems to look thorough.

Pre-Verdict Protocol — 逐题追问 (Clarify to 95%)

Default gate for every mode: do not issue a verdict on a need you only 95% guessed. In an interactive session, before the verdict:

  1. Ask one question at a time; let the answer drive the next question. Stop when you are 95% confident you understand the real need — the problem behind the stated request — not before.
  2. Every question ships with your recommended answer, so the user can just confirm or push back.
  3. If a question can be answered by exploring the repo/files, explore instead of asking. Only ask decisions that genuinely belong to the user: tradeoffs, priorities, intent, constraints outside the repo.
  4. Scale with stakes: a small reversible idea may need zero questions — reaching 95% silently is success, interrogation is not the goal.

Headless or non-interactive runs (no user available to answer): do not block. Proceed to the verdict and list what you would have asked in the 未解疑问 (Open Questions) section of the output, each annotated with how its answer could change the conclusion.

Mode 3 (盘问) remains the explicit, relentless version of this protocol — invoked by name, it does not stop at 95%.

Mode 1 — First-Principles Decomposition (第一性原理拆解)

  1. Strip the idea of analogies, conventions, and "how it's usually done."
  2. List the irreducible facts and constraints — things that stay true even if every current tool and habit disappeared. Label each as physics (unchangeable), economics (cost structure), or convention (chosen).
  3. Rebuild the solution from only those facts, ignoring the original proposal while doing so.
  4. Compare the rebuilt solution with the original. Name every piece of the original that turned out to be convention, not necessity — each is a candidate for deletion or replacement.
  5. Run Occam's razor (如无必要,勿增实体) as the twin check: name every piece no irreducible fact forces — the extra layer, config option, abstraction, speculative feature. Convention sneaks in by inheritance; excess sneaks in by invention. Both are deletion candidates.

Read the full file on GitHub · 173 lines

Files

What ships with it

3 files beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

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. 2mo ago First seen · 173 lines · 148 tokens per session scan A 2eaadda3704c

Subscribe to this mod's changes

idea-king is a skill published in the GitHub repository LearnPrompt/partner-skill (67 stars, last pushed 2d ago), licensed MIT. It adds 148 tokens to every session and 2,113 once invoked, about $0.0006 per session on Opus 5.5. 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 2026-08-30.

Related

idea-king compared with skills from other repositories

idea-king next to 6 skills from other repositories
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idea-kingLearnPrompt/partner-skillSkill672d agoMITA148Claude Code, Codex
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browser_cdpmateaix/mateclawSkill1.2k3d agoApache-2.0A44Claude Code, Codex