26 skills, 7 agents, and PM frameworks for Claude Code. Your sparring partner, not your assistant.
Skill Claude CodeCodex
Plan the v1→v2→v3 agency progression for AI features. Walk through mapping how autonomy increases over time, define promotion criteria, and generate artifacts for stakeholder alignment. Based on CC/CD framework.
Skill Claude CodeCodex
Expert system for designing and architecting AI agent workflows based on proven Meta methodologies. Use when users need to build AI agents, create agent workflows, solve problems using agentic systems, integrate multiple tools into agent architectures, or need guidance on agent design patterns. Helps translate…
Skill Claude CodeCodex
Calculate AI feature costs and challenge if you actually need it. Invokes ai-cost-analyzer agent for detailed economics modeling.
Skill Claude CodeCodex
Diagnose why an AI feature is underperforming, hallucinating, or behaving inconsistently. Uses 4D audit to work backwards from symptoms to root cause.
Skill Claude CodeCodex
Pre-launch health check that blocks you from shipping broken AI features. Grades 6 dimensions (model selection, data quality, cost, monitoring, failure UX, optimization).
Skill Claude CodeCodex
Post-launch AI feature calibration workflow. Document error patterns, review eval performance, and decide on agency promotion. Based on CC/CD framework for continuous calibration of AI products.
Skill Claude CodeCodex
Apply Brian Balfour's CODER framework to drive organizational AI adoption. Constraints, Ownership, Directives, Expectations, Rewards.
Skill Claude CodeCodex
Systematic competitive intelligence with parallel agent analysis. Analyzes competitors thoroughly and synthesizes into actionable insights.
Skill Claude CodeCodex
Context engineering is the art of giving AI exactly the right information to do its job.
Skill Claude CodeCodex
Find which fit is broken before you burn cash scaling. Brian Balfour's framework for validating sustainable growth readiness.
Skill Claude CodeCodex
Run Marty Cagan's Four Risks assessment on an issue (value, usability, feasibility, viability). Use when evaluating features before building.
Skill Claude CodeCodex
Find your growth loop or stay stuck in linear acquisition hell. Identify viral, content, network, and paid loop opportunities using Elena Verna's framework.
Skill Claude CodeCodex
Understand how a team organizes work in Linear. Helps PMs onboarding to new teams learn conventions, see examples, and know what questions to ask.
Skill Claude CodeCodex
Find out if you're spending time on the wrong things. Categorize backlog by Leverage/Neutral/Overhead and challenge your time allocation.
Skill Claude CodeCodex
Generate a Now-Next-Later roadmap using Janna Bastow's framework. Communicates sequence and certainty without false dates.
Skill Claude CodeCodex
Expert knowledge of proven product management frameworks for discovery, growth, measurement, planning, and AI-era practices.
Skill Claude CodeCodex
Create and analyze a PMF survey using Rahul Vohra's Superhuman framework. The magic 40% benchmark for product-market fit.
Skill Claude CodeCodex
Full 5-stage PRD framework for complex features. Use for deep PRD work via /spec --deep full-prd. For quick feature specs, use /spec --feature instead.
Skill Claude CodeCodex
Deep-dive health check on a single Linear project. Produces assessment with 7 dimensions - On Track / At Risk / Stalled.
Skill Claude CodeCodex
Expert prompt optimization system for building production-ready AI features. Use when users request help improving prompts, want to create system prompts, need prompt review/critique, ask for prompt optimization strategies, want to analyze prompt effectiveness, mention prompt engineering best practices, request prompt…
Skill Claude CodeCodex
Pattern recognition across your product decisions. Analyzes saved strategy sessions to surface themes, recurring risks, and suggested next steps.
Skill Claude CodeCodex
Shape work using the Shape Up methodology (Ryan Singer, Basecamp). Walk through the 4-step shaping process to create pitches ready for betting. Distinguishes between established product mode (fixed time, variable scope) and new product mode (looser constraints). Use when planning cycle work, writing pitches, or…
Skill Claude CodeCodex
Write specifications at the right depth for any project. Progressive disclosure from quick Linear issues to full AI feature specs. Embeds Linear Method philosophy (brevity, clarity, momentum) with context engineering for AI features. Use for any spec work - quick tasks, features, or AI products.
Skill Claude CodeCodex
Start AI evals without overengineering. Create your first 20 test cases in a spreadsheet using PM-Friendly Evals approach.