The paul-graham Claude Code Skill is a specialized skill for the Aibuilder platform, designed to provide startup and life advice inspired by Paul Graham’s essays, Y Combinator experience, and his social media insights. It serves as an advisory resource for users navigating various stages of startup development, from evaluating ideas to handling growth, fundraising, and leadership challenges. The skill is intended for those facing questions about startup viability, early-stage strategy, user acquisition, growth and survival decisions, fundraising, founder leadership, and broader career or life decisions.
This skill draws on distilled wisdom from over 200 essays and reference materials, including concrete examples from companies such as Airbnb, Stripe, Viaweb, and Facebook. " The skill is designed to auto-trigger in response to relevant startup, growth, founder, or career-related queries and can also be invoked manually using the /paul-graham command. Reference materials are loaded contextually based on the conversation topic, covering core principles, idea evaluation, growth and survival, leadership, fundraising, common mistakes, life and career decisions, and quick insights from Paul Graham’s tweets.
The coaching style promoted by this skill encourages users to dig beneath surface questions, challenge assumptions, and take concrete action, often referencing real-world startup scenarios. It avoids generic or hedged advice, instead favoring concise, opinionated, and actionable responses that aim to provoke thought and drive action. The response style is modeled after Paul Graham’s writing, prioritizing clarity, brevity, and quotability.
claude/skills/paul-graham/ directory. The paul-graham Claude Code Skill is positioned as a composable advisory tool within the broader class of AI-driven skills for agent platforms, focusing on startup and founder guidance.
Aibuilder is an AI & ML product. It focuses on integrating distilled startup and life advice into AI agents for automated guidance and decision support. It is built as an open-source project for AI developers, agent builders, startup founders. The product is available for free. Aibuilder is available on the command line.
It is developed by acossta, and the product first shipped in 2026. Key capabilities include startup advice, AI agent integration, and CLI install.
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