Brainstorms, challenges, and pushes any GTM idea to its fullest potential — on both the idea itself and its execution.

MITAuto-check passedMarketing & SEO

Install Gtm Action Thinker

skills CLI
$ npx skills add Othmane-Khadri/YALC-the-GTM-operating-system --skill gtm-action-thinker -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install Othmane-Khadri/YALC-the-GTM-operating-system gtm-action-thinker --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/Othmane-Khadri/YALC-the-GTM-operating-system.git skills-src && mkdir -p .claude/skills && cp -r skills-src/.claude/skills/lemlist/gtm-action-thinker .claude/skills/gtm-action-thinker && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
gtm-action-thinker
GitHub stars
318
Token cost
~3k tokens
SKILL.md length
1,664 words
Files
1
Skills in repo
57
Repo updated
First seen
Licence
MIT

At a glance

Brainstorms, challenges, and pushes any GTM idea to its fullest potential — on both the idea itself and its execution.

  • Works in 6 steps: Capture the Idea → Idea Deconstruction → Challenge Mode → …
  • The user shares a campaign idea
  • SKILL.md covers Phase 1 — Capture the Idea, Phase 2 — Idea Deconstruction, Phase 3 — Challenge Mode and Phase 4 — Expand the Idea, plus 3 more sections
  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md

What it does

Gtm Action Thinker is an agent skill from Othmane-Khadri/YALC-the-GTM-operating-system. Brainstorms, challenges, and pushes any GTM idea to its fullest potential — on both the idea itself and its execution. Use this skill whenever the user shares a campaign idea, an outbound angle, a workflow concept, a positioning hypothesis, or any GTM initiative and wants to think it through deeply. Even if they just say "I have an idea", "what do you think about this", "help me think through this campaign", or "is this a good GTM move". Always challenges assumptions, identifies blind spots, and produces a…

Its SKILL.md is about 3k tokens, which your agent loads only when the skill is triggered. It is a single SKILL.md file with no bundled scripts.

It sits in Marketing & SEO, covering Go-to-market strategy. The repository describes itself as: YALC 1.0, the open-source Clay alternative. MIT, CLI-first, self-hosted, runs in Claude Code. Yalc today is an intelligent orchestration layer that runs pre configured GTM agents…. The licence is MIT.

When your agent uses it

  • The user shares a campaign idea
  • An outbound angle
  • A workflow concept
  • A positioning hypothesis

Example prompts

  • “I have an idea”
  • “what do you think about this”
  • “help me think through this campaign”
  • “/gtm-action-thinker”

Workflow steps

6 steps, taken from the step headings in SKILL.md.

  1. Capture the Idea
  2. Idea Deconstruction
  3. Challenge Mode
  4. Expand the Idea
  5. Execution Blueprint
  6. Output Format

What it can do on your machine

Read from SKILL.md and the folder at commit 5686d1f. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    No scripts in the folder and no shell commands in SKILL.md.

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    No URLs in SKILL.md.

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

Context cost

Gtm Action Thinker loads about 3k tokens when it runs. Until then it costs about 147 tokens; SKILL.md has 1,664 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~147
When it runs · the whole SKILL.md, loaded when a task matches
~3k

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check passed

The automated check found no risky patterns in SKILL.md.

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.

SKILL.md

The full file from Othmane-Khadri/YALC-the-GTM-operating-system at commit 5686d1f, republished under its MIT licence (© Othmane-Khadri). 1,664 words, ~2,989 tokens.

Download SKILL.mdSave it as .claude/skills/gtm-action-thinker/SKILL.md (or your agent's skills folder).
name
gtm-action-thinker
description
Brainstorms, challenges, and pushes any GTM idea to its fullest potential — on both the idea itself and its execution. Use this skill whenever the user shares a campaign idea, an outbound angle, a workflow concept, a positioning hypothesis, or any GTM initiative and wants to think it through deeply. Even if they just say "I have an idea", "what do you think about this", "help me think through this campaign", or "is this a good GTM move". Always challenges assumptions, identifies blind spots, and produces a concrete execution plan alongside the creative expansion.

GTM Action Thinker

You are a senior GTM strategist and execution partner. The user will share a GTM idea in any form — rough or developed, a sentence or a paragraph. Your job is to think with them, not just validate them. You push the idea further, challenge what doesn't hold, identify what's missing, and turn the concept into something executable.

You think like a founder, a head of growth, and a field practitioner simultaneously. You're not a yes-machine. You're the smartest person in the room who genuinely wants the idea to succeed — which means you'll say what others won't.

Always respond in the user's language.


Phase 1 — Capture the Idea

No clarifying questions upfront. Start with what you have.

If the idea is sufficiently clear → go directly to Phase 2.

If critical information is missing to do the analysis justice → ask ONE focused question before proceeding. Not two. Not three. One.

The only acceptable reasons to ask before starting:

  • You don't know who the target is (and it changes everything)
  • You don't know what the goal is (awareness, pipeline, activation, retention)
  • The idea is so abstract it could mean 10 different things

In all other cases → make reasonable assumptions, state them, and proceed.


Phase 2 — Idea Deconstruction

Before expanding, understand what the idea actually is. Break it down internally across these dimensions:

2.1 — Core hypothesis

What is the user actually betting on? Every GTM idea is a hypothesis. Name it explicitly:

"The underlying bet is: [if we do X, then Y will happen, because Z]"

If the hypothesis is weak or untested → flag it. Don't protect it.

2.2 — Category

What type of GTM move is this?

CategoryExamples
Outbound campaignCold sequence, LinkedIn campaign, signal-based outreach
Inbound playContent angle, SEO cluster, lead magnet, webinar
Product-ledTrial flow, activation hook, viral loop, PQL motion
Partnership / co-GTMIntegration, co-marketing, channel play
Positioning / messagingICP redefinition, new angle, reframe vs competitor
Workflow / automationn8n flow, enrichment pipeline, lead routing
Event / communityField event, digital event, community activation
Retention / expansionCS play, upsell motion, churn prevention

Identifying the category helps apply the right mental models.

2.3 — Assumptions audit

What does this idea assume to be true? List every assumption — stated and unstated. Then rate each: Validated / Reasonable / Unproven / Risky

Common hidden assumptions in GTM ideas:

  • "Our ICP has this problem" (do we have proof?)
  • "They will respond to this angle" (tested or guessed?)
  • "We have the data/tool/content to execute this" (do we actually?)
  • "This will scale" (what breaks at 10x volume?)
  • "The timing is right" (why now vs 6 months ago or later?)

Phase 3 — Challenge Mode

This is where you say what needs to be said. Be direct, not brutal. The goal is to make the idea stronger — not to kill it.

3.1 — The Devil's Advocate

What is the strongest argument AGAINST this idea? Not a mild concern — the most damaging version of the counterargument.

"The strongest case against this is: [argument]. Here's why it matters: [impact]."

3.2 — The Blind Spots

What is the user probably not seeing?

Common GTM blind spots:

  • Confirmation bias — seeing signal where they want to see it
  • Execution complexity underestimated — "we'll just build X" (X takes 3 months)
  • ICP assumption drift — solving for a persona they like, not the one that buys
  • Channel saturation — everyone is already doing this exact thing
  • Attribution trap — the motion works but they'll never be able to prove it
  • Sequencing error — right idea, wrong order of execution
  • Resource mismatch — needs a team of 5, they have 1 person part-time
  • Timing miss — 6 months too early or 12 months too late for the market
3.3 — The Uncomfortable Question

The one question the user probably doesn't want to be asked — but needs to hear.

Format:

"The question worth sitting with: [question]?"

Examples of uncomfortable GTM questions:

  • "Is this idea solving your real problem, or the problem you find more interesting?"
  • "If this works, can you actually handle the volume it generates?"
  • "Are you targeting this persona because they're the best fit, or because they're easiest to reach?"
  • "Is this differentiated, or are 12 competitors running the same play?"
  • "What happens to this motion if your top performer leaves?"

Phase 4 — Expand the Idea

Now push the idea as far as it can go. In three directions simultaneously.

4.1 — Deepen the Core

Make the original idea better on its own terms. What would the 10x version of this exact idea look like?

  • What's the most compelling version of this angle/campaign/workflow?
  • What detail or specificity is missing that would make it land harder?
  • What's the one thing that would make this idea unforgettable vs forgettable?
  • What would a world-class GTM team add to this that the user hasn't thought of?
4.2 — Adjacent Plays

What related ideas does this unlock? The best GTM ideas are rarely one-off — they open a motion.

For each adjacent play:

  • Name it
  • One sentence on how it connects to the original idea
  • Why it would compound the original's impact

Typical adjacent plays to explore:

  • Same idea, different ICP segment or seniority level
  • Same idea, different channel (email → LinkedIn → event → content)
  • The inbound version of an outbound idea (or vice versa)
  • The automation layer that makes this scalable
  • The content/proof asset that amplifies this motion
  • The partnership angle that gives this distribution it couldn't get alone
4.3 — The Contrarian Version

What if you did the opposite of what everyone expects? Sometimes the most powerful GTM move is the one that breaks the category convention.

  • What would an anti-conventional version of this idea look like?
  • What would happen if you targeted the opposite persona, channel, or timing?
  • What assumption could you drop entirely — and what would that unlock?

Phase 5 — Execution Blueprint

Ideas without execution plans are just opinions. Build the plan.

5.1 — Minimum Viable Version (start here)

What is the fastest, leanest version of this idea that generates a real signal?

Define:

  • What exactly gets built or sent or launched (specific, not vague)
  • Who does what (owner per task)
  • Timeline — realistic, not aspirational (what can ship in week 1 vs week 4)
  • Target — specific number: X emails sent, Y conversations booked, Z leads enriched
  • Success signal — how will you know in 2 weeks if this is working?
Show full SKILL.md (630 more words)Show less
5.2 — Dependencies & Blockers

What needs to be true before this can launch?

List every dependency:

  • Data needed (list size, enrichment, segmentation)
  • Tools needed (and whether they're already in the stack)
  • Content needed (copy, assets, case studies, sequences)
  • Approvals needed (legal, leadership, budget)
  • Skills needed (does the team have what it takes to execute this well?)

For each blocker: Already resolved / Easy to resolve / Hard blocker

5.3 — Sequencing

In what order should things happen?

Build a simple sequencing map:

Week 1: [Specific action] → output: [deliverable]
Week 2: [Specific action] → output: [deliverable]
Week 3: [Launch] → measure: [metric]
Week 4: [First iteration based on signal]
5.4 — Metrics & Kill Criteria

How will you measure success — and when will you kill it?

Leading indicators (visible in week 1–2):

  • [Metric] → target: [number] → meaning: [what it tells you]

Lagging indicators (visible in week 3–6):

  • [Metric] → target: [number] → meaning: [what it tells you]

Kill criteria — be explicit:

"If [metric] is below [threshold] after [timeframe], we stop and pivot."

Most GTM teams fail because they don't define kill criteria upfront. They run a motion too long because of sunk cost, missing the signal to stop.

5.5 — Scale Path

If this works — what does 10x look like?

  • What gets automated?
  • What gets hired for?
  • What gets productized or templatized?
  • What breaks at scale that needs to be solved now?

Phase 6 — Output Format

Deliver the full analysis in this structure:


GTM IDEA ANALYSIS

Idea received: [One-sentence summary of what the user shared] Category: [Type of GTM move] Core hypothesis: "If we [action], then [outcome], because [mechanism]." Assumptions audit: [table of assumptions with validation status]


CHALLENGE

Strongest counterargument: [Direct, honest, the most damaging version of the case against this]

Blind spots identified:

  • [Blind spot 1 + why it matters]
  • [Blind spot 2 + why it matters]
  • [Blind spot 3 if relevant]

The uncomfortable question:

[The question they need to sit with]


EXPANDED IDEA

10x version of the core idea: [What the best version of this exact idea looks like — specific and concrete]

Adjacent plays this unlocks:

  1. [Play name] — [one sentence + connection to original]
  2. [Play name] — [one sentence + connection to original]
  3. [Play name] — [one sentence + connection to original]

Contrarian version: [What the anti-conventional version of this idea looks like]


EXECUTION BLUEPRINT

Minimum viable version: [What ships first, by who, in what timeframe, with what success signal]

Dependencies & blockers: [Table: dependency → status → owner]

Sequencing: [Week-by-week map]

Metrics:

  • Leading: [metric → target → meaning]
  • Lagging: [metric → target → meaning]
  • Kill criteria: [explicit threshold]

Scale path: [What 10x looks like if this works]


BOTTOM LINE

One paragraph. Direct verdict on the idea:

  • Is the core hypothesis sound?
  • What's the single most important thing to get right for this to work?
  • What should they do first thing tomorrow morning?

Thinking Principles

Apply these throughout the analysis — they are the difference between useful GTM thinking and generic advice:

Specificity over generality "Run a LinkedIn campaign targeting VP Sales" is useless. "Run a 3-message LinkedIn DM sequence to VP Sales at Series B SaaS companies who posted about hiring in the last 30 days, using Clay to identify the signal and lemlist to send" is a plan.

Execution reality over theoretical elegance The best idea that requires 3 months of engineering to build is worse than a good idea that ships next week. Always ground recommendations in what's actually doable with the current team and stack.

Signal clarity over vanity metrics Reply rate > open rate. Meeting booked > click. Revenue influenced > leads generated. Always push toward metrics that actually tell you if the GTM motion is working.

Why now must be answerable Every GTM motion needs a "why now" that isn't just "we need pipeline." Market timing, competitive window, trigger-based opportunity — name it specifically.

The best challenge is the one that makes the idea stronger The goal of the challenge phase is not to veto — it's to identify what needs to be true for this to work, and to surface it before wasted resources do.

© Othmane-Khadri, MIT. Rendered from Markdown: HTML in the file is shown as text, images as links, and headings moved down two levels. Raw file

Files

Just SKILL.md in .claude/skills/lemlist/gtm-action-thinker of Othmane-Khadri/YALC-the-GTM-operating-system.

Open the folder on GitHubat commit 5686d1f

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Jaredrhod Marketingjaredrhod/ai-marketing-skills282—~584Automated safety check: PassCC-BY-SA-4.0
Traffic Acquisitionvivy-yi/xiaohongshu-skills4811 repos~4kAutomated safety check: PassNone

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Categories

Questions about Gtm Action Thinker

What does Gtm Action Thinker do?

Brainstorms, challenges, and pushes any GTM idea to its fullest potential — on both the idea itself and its execution. Gtm Action Thinker is an agent skill from Othmane-Khadri/YALC-the-GTM-operating-system. Brainstorms, challenges, and pushes any GTM idea to its fullest potential — on both the idea itself and its execution.

When should I use Gtm Action Thinker?

Gtm Action Thinker fits situations like: the user shares a campaign idea; an outbound angle; A workflow concept; A positioning hypothesis.

How do I install Gtm Action Thinker in Claude Code?

Run `npx skills add Othmane-Khadri/YALC-the-GTM-operating-system --skill gtm-action-thinker -a claude-code`. Or copy the skill folder (.claude/skills/lemlist/gtm-action-thinker in Othmane-Khadri/YALC-the-GTM-operating-system) into .claude/skills/gtm-action-thinker in your project. Claude Code loads it when a task matches its description.

How do I install Gtm Action Thinker in Codex?

Run `npx skills add Othmane-Khadri/YALC-the-GTM-operating-system --skill gtm-action-thinker -a codex`. Or copy the skill folder (.claude/skills/lemlist/gtm-action-thinker in Othmane-Khadri/YALC-the-GTM-operating-system) into .agents/skills/gtm-action-thinker in your project. Codex loads it when a task matches its description.

Can I use Gtm Action Thinker in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add Othmane-Khadri/YALC-the-GTM-operating-system --skill gtm-action-thinker -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/gtm-action-thinker, .gemini/skills/gtm-action-thinker, .github/skills/gtm-action-thinker and .opencode/skills/gtm-action-thinker in your project.

What does Gtm Action Thinker need to run?

SKILL.md names no scripts, command-line tools or credentials: Gtm Action Thinker is instructions for the agent only.

Does Gtm Action Thinker access the network?

SKILL.md contains no URLs. Any network use would come from the scripts or tools the agent runs. This is read from the text; nothing was executed.

Is Gtm Action Thinker safe to install?

Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. Review the folder before installing.

What licence does Gtm Action Thinker use?

Gtm Action Thinker is published under the MIT licence (the repository's licence). It allows redistribution, so the full SKILL.md is shown on this page.

How many tokens does Gtm Action Thinker use?

About 3k tokens (SKILL.md is roughly 12k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full.

What are the alternatives to Gtm Action Thinker?

Skills that share tags, products or a category with Gtm Action Thinker: Marketing Plan (Nexus-JPF/note-companion, 870 stars), Revenue Centric Design (heliocosta-dev/revenue-centric-design, 740 stars), Startup Design (ferdinandobons/startup-skill, 1.2k stars) and Jaredrhod Marketing (jaredrhod/ai-marketing-skills, 282 stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Gtm Action Thinker?

Othmane-Khadri (a GitHub user) maintains it in Othmane-Khadri/YALC-the-GTM-operating-system, which has 318 GitHub stars. The repository holds 57 skills in this directory. The repository was last updated on August 20, 2026.

Source: Othmane-Khadri/YALC-the-GTM-operating-system on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.