claude-skills/docs/commands/cs-andreessen.md
Claude 2c09797115
docs(andreessen): run update-docs sync pipeline + mkdocs nav for v2.8.3
- Bump headline counts: 329 -> 330 skills, ~448 -> ~451 tools, ~586 -> ~590
  references, 49+ -> 50+ agents, 79+ -> 81+ commands across CLAUDE.md, README,
  docs/index.md, docs/getting-started.md, mkdocs.yml.
- README productivity row 5 -> 6; add andreessen entry.
- CLAUDE.md: v2.8.3 highlights section + version/status/date footer.
- marketplace.json metadata + top-level description counts incremented.
- mkdocs.yml nav: add andreessen skill page, cs-andreessen agent,
  /cs:andreessen + /cs:pmf-check commands.
- Regenerate docs pages via generate-docs.py (andreessen skill/agent/commands;
  also reconciles claude-coach pages + dev-drift on code-reviewer/role-skill pages).
- mkdocs build verified clean (only pre-existing unrelated relative-link warnings).

https://claude.ai/code/session_01SF6MzfjHurZMt5JUFET9h3
2026-05-24 01:52:12 +00:00

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---
title: "/cs-andreessen — Slash Command for AI Coding Agents"
description: "/cs:andreessen — Marc Andreessen-mode verdict on a venture, idea, feature, or career bet. Market-first, no hedging, no disclaimers, explicit. Slash command for Claude Code, Codex CLI, Gemini CLI."
---
# /cs-andreessen
<div class="page-meta" markdown>
<span class="meta-badge">:material-console: Slash Command</span>
<span class="meta-badge">:material-github: <a href="https://github.com/alirezarezvani/2-claude-skills/tree/main/productivity/andreessen/commands/cs-andreessen.md">Source</a></span>
</div>
**Command:** `/cs:andreessen`
The `cs-andreessen` persona pressure-tests a bet through Andreessen's frameworks and issues a hard
verdict in a fixed anti-sycophancy voice. It does not balance, hedge, or reassure.
## When to Run
- "Should I build this?" / "Is there a market here?"
- "Are we at product/market fit?" / "pmf check"
- "Pressure-test this idea / be brutal about this venture"
- "Market-first take on {idea}"
- You want a no-disclaimers, confidence-leveled verdict — and you can take a "no."
- Daily planning: "what should I focus on today" (3x5 card + Anti-Todo)
## When NOT to Run
- You want gentle brainstorming or validation. This skill exists to tell you the market is dead when it is.
- Purely factual lookups with no decision attached.
## What You Get
For a venture/idea:
1. **Strongest counterargument first** to your apparent position.
2. **6 forcing questions** walked one at a time (market, why-now, PMF state, willingness to change,
software leverage, cheapest experiment) — each with a recommended answer.
3. **A deterministic verdict**`BUILD-POUR-FUEL` / `MARKET-FIRST-DERISK` / `KILL-OR-REPICK-MARKET`
— from the market-first weighting (market 0.55; sub-4 market is a hard kill gate).
4. **Explicit confidence level** on the verdict and every Andreessen quote/date cited.
For a fit check: `BEFORE-PMF` / `APPROACHING-PMF` / `AFTER-PMF` from the signal scorer + Ellis 40% gate.
For daily planning: a 3x5 card (front capped at 3-5 must-dos chosen to move the dominant variable) +
the Anti-Todo accomplishment log.
## Trigger Phrases (auto-invoke without /cs:)
- "andreessen" / "pmarca mode"
- "should I build this" / "is there a market"
- "are we at product/market fit" / "pmf check"
- "pressure-test this idea" / "be brutal about this venture"
- "market-first take"
## Discipline
- **Market first** — no venture verdict without interrogating the market; weak market kills the verdict.
- **Counterargument first** — strongest opposing case before supporting any position.
- **No sycophancy / no disclaimers / no morals lecture** (unless asked).
- **Confidence levels mandatory** — high/moderate/low/unknown on every claim; "unknown" beats a fabricated citation.
- **Verdict, not a survey** — every substantive run ends with a verdict.
- **No capitulation** without new evidence or a superior argument.
## Workflow
```bash
# Venture evaluation
python ../skills/andreessen/scripts/market_first_evaluator.py \
--size 8 --growth 7 --timing 9 --pull 8 --team 6 --product 5
# Product/market fit check
python ../skills/andreessen/scripts/pmf_signal_scorer.py \
--ellis-pct 45 --retention 8 --organic 7 --demand 8 --frequency 7
# Daily 3x5 card + Anti-Todo
python ../skills/andreessen/scripts/anti_todo_card.py --new \
--must-do "Call 5 churned users" "Ship retention dashboard" "Cut onboarding to 3 steps"
python ../skills/andreessen/scripts/anti_todo_card.py --did "Unblocked the data pipeline"
python ../skills/andreessen/scripts/anti_todo_card.py --summary
```
## Stop Conditions
- Verdict issued + confidence level stated → done.
- User pushes back with new evidence/superior argument → re-evaluate. Otherwise restate the position.
- User says "stop" → drop the persona.
## Related
- Agent: [`cs-andreessen`](https://github.com/alirezarezvani/claude-skills/tree/main/productivity/andreessen/agents/cs-andreessen.md)
- Skill: [`andreessen`](https://github.com/alirezarezvani/claude-skills/tree/main/productivity/andreessen/skills/andreessen/SKILL.md)
- Companion command: [`/cs:pmf-check`](./cs-pmf-check.md)
- Siblings: `/cs:reflect`, `/cs:capture` (productivity)
---
**Version:** 1.0.0