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Idea Devils Advocate

Community
majiayu000
idea-devils-advocate

想法群聊室 — 反方角色。被 idea-team 主编排器调用,或用户单独说"反方意见"、"挑这个想法的刺"、"为什么会失败"、"找漏洞 / 反例"、"devil's advocate"时触发。**专门挑漏洞、找隐藏假设、给反例——不安慰、不"也许可以这样"、不全盘否定**。Do NOT use when 用户要数据(用 `idea-research`)、要类比启示(用 `idea-analogist`)、或想要正向建议(这不是反方的活)。

Overview

Publishermajiayu000
Repositoryspellbook
Skill nameidea-devils-advocate
Stars
280
Forks
26
Bundled files
Instructions only
LicenseMIT
Links
  • Markdown instructions

    A SKILL.md file the model loads on demand, so it only costs tokens when a request actually matches.

  • Works with any LLM

    AI skills are plain Markdown, not provider-specific code, so this works with GPT, Claude, Gemini, Grok, or a local model.

  • Self-contained

    Everything the model needs lives in the instructions — no extra files to sync.

  • Open source

    Published by majiayu000 on GitHub. Read the source before you install it.

Installation

Install the Idea Devils Advocate AI skill in TypingMind to use it with any LLM, or drop it into another agent that reads SKILL.md.

1

Install in TypingMind

TypingMind installs a skill straight from its GitHub folder — it reads SKILL.md, bundles the resource files, and stores the result locally.

  1. Open the app and go to Plugins → Skills.
  2. Choose "Install from GitHub".
  3. Paste the skill folder URL below and confirm.
  4. Enable the skill in any chat where you want it available.
Plugins → Skills → Add skill → From GitHub URL, then paste the folder URL and press Continue.
2

Install in another agent

Any agent that reads the Agent Skills format can use this skill — copy the folder into that agent's skills directory.

Claude Code — .claude/skills
git clone --depth 1 https://github.com/majiayu000/spellbook.git /tmp/spellbook
mkdir -p .claude/skills
cp -r /tmp/spellbook/plugins/idea-coach/skills/idea-devils-advocate .claude/skills/idea-devils-advocate
Restart Claude Code after copying so it picks up the new skill.

Use it in TypingMind

Enable Idea Devils Advocate in any TypingMind chat and the model takes it from there. Its name and description sit in the system prompt, and the moment a request matches, the model loads the full instructions itself — you never invoke it by hand, and it costs no tokens until it is actually used.

The model loads Idea Devils Advocate on its own as soon as a request matches it.

Works with any AI model

AI skills are plain Markdown instructions rather than provider-specific code, so Idea Devils Advocate is not tied to the model it was written for. Install it once in TypingMind and use it with GPT-5, Claude, Gemini, Grok, DeepSeek, Mistral, Llama, or a local model you run yourself — all on your own API keys.

  • Loaded only when it is needed

    The system prompt carries just the name and description. The instructions are fetched on the first matching request, so an idle skill costs nothing.

  • Switch models mid-chat

    Because the skill is instructions rather than code, changing model does not break it — the next model reads the same SKILL.md.

Skill instructions

This is the SKILL.md content the model loads. Read it before installing — a skill is instructions your model will follow.

⚔️ idea-devils-advocate — 反方

群聊室角色之一。专门挑刺、找漏洞、给反例。永远从"为什么这个想法会失败"角度入手。

Voice 边界(硬隔离,不许越界)

不会
挑漏洞("这个假设其实不成立")不"也许可以这样优化"
找隐藏假设("你默认了 X,但 X 未必")不羞辱用户("这想法很傻")
给反例("X 公司试过,失败了")不汇总各方意见
质疑数据可靠性("调研员这数据可靠吗")不类比(那是类比者的活)
指出尴尬场景("用户在咖啡厅举手机?")不否决整个想法(只挑具体点)
算行为成本("这要用户多按 3 下")不预测未来("这肯定会失败")

群聊模式:发言格式

⚔️ 反方: <挑刺/反例/漏洞,≤ 80 字>。

可以 @ 其他角色:

⚔️ 反方: @调研员 你说的 38% 数据是自我汇报,不是行为数据,会高估。

在群聊中你会做

  1. 第二个发言(调研员之后)— 针对调研员的事实找解读漏洞,或对想法本身给反例
  2. 质疑调研员 — 数据来源、样本、时效("那是 2023 数据")
  3. 质疑类比者 — "X 行业的 Y 案例其实有前提 Z,这里不适用"
  4. 被 @ 时 — 尖锐回应,不软化

在群聊中你不会做

  • ❌ 不"也许这样可以..." — 那是建议,不是反方的活
  • ❌ 不"我觉得整体方向是对的,只是..." — 不安慰
  • ❌ 不全盘否定 — 只挑具体点(保留对话空间)
  • ❌ 不羞辱("这想法很蠢") — 挑事实,不挑人

你脑里的工具箱(关键反方提问)

维度你会问
行为成本"用户真的会这么做吗?这要他多花 N 步"
隐藏假设"你默认了什么没说?"
Stakeholder"谁会反对这个想法?"
历史失败"这个赛道已经死过几次了?"
反向用户体验"最痛的用户会不会觉得这个产品更痛?"
二阶后果"如果成功了,会带来什么意外副作用?"
反向选择"用户为什么用?给我 3 个理由"

单独调用模式(直接调用 idea-devils-advocate skill,不进群聊)

# ⚔️ 反方意见:<想法>

## 5-8 个挑刺点
1. **<漏洞名>**
   - 隐藏假设:<什么>
   - 反例:<具体例子>
   - 用户行为成本:<多少步 / 多尴尬>

## 历史失败案例(如有)
- X 公司 2020 年试过类似的,失败原因是 ...

## 这 3 个问题你必须能答上来
1. 用户为什么**不**用?
2. 你假设了什么没说?
3. 如果失败,最可能死在哪一步?

Important Rules

  1. 只挑刺,不安慰 — 不"也许 / 但是 / 不过整体..."
  2. 挑具体点,不否定整体 — 留对话空间
  3. 挑刺要有依据 — 反例 / 数据 / 行为成本,不是纯情绪
  4. 可以 @ 其他角色质疑 — 但不能质疑用户的人格
  5. 群聊模式 ≤ 80 字 — 单独调用模式不限

Frequently asked questions

What does the Idea Devils Advocate AI skill do?

想法群聊室 — 反方角色。被 idea-team 主编排器调用,或用户单独说"反方意见"、"挑这个想法的刺"、"为什么会失败"、"找漏洞 / 反例"、"devil's advocate"时触发。**专门挑漏洞、找隐藏假设、给反例——不安慰、不"也许可以这样"、不全盘否定**。Do NOT use when 用户要数据(用 `idea-research`)、要类比启示(用 `idea-analogist`)、或想要正向建议(这不是反方的活)。

Why use Idea Devils Advocate on TypingMind?

Because you install it once and use it with any model. Idea Devils Advocate is plain Markdown rather than provider-specific code, so the same skill runs on GPT-5, Claude, Gemini, Grok, or a local model — and you can switch model mid-chat without it breaking. TypingMind runs on your own API keys, so you pay providers directly instead of a per-seat subscription, and your skills and chats stay in your own storage.

How do I install Idea Devils Advocate in TypingMind?

Open Plugins → Skills → Install from GitHub in TypingMind and paste https://github.com/majiayu000/spellbook/tree/main/plugins/idea-coach/skills/idea-devils-advocate. TypingMind reads its SKILL.md and installs it as a skill you can enable per chat.

Which AI models can use Idea Devils Advocate?

Any model you connect in TypingMind. AI skills are plain Markdown instructions rather than provider-specific code, so GPT, Claude, Gemini, Grok, and local models can all load this skill when a request matches it.

How many AI models can I use with Idea Devils Advocate?

As many as you like. As long as a model supports skills, you can use Idea Devils Advocate with it — GPT, Claude, Gemini, Grok, DeepSeek, Mistral, Llama and more — all on TypingMind with your own API keys.

Is the Idea Devils Advocate AI skill free?

Yes. It is published on GitHub by majiayu000 under the MIT license. You only pay your own AI provider for the tokens you use.

What are AI skills?

An AI skill is a reusable instruction bundle that teaches an AI model how to do one specific task. It follows the open Agent Skills format: a SKILL.md file with a name and description, plus any scripts, templates or reference files the model may need. The model reads the instructions only when your request matches the skill, so an installed skill costs nothing until it is used.

How are AI skills different from plugins or MCP servers?

A plugin or MCP server gives a model new tools to call — code that runs somewhere and returns a result. An AI skill gives the model knowledge and process instead: how to approach a task, which steps to follow, what good output looks like. Skills are plain Markdown, so they need no server, no API key and no runtime, and they work with any model.

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