Business skills
Browse reusable Agent Skills, each with a clear purpose and practical guidance.
sibyl-codex-writer
Sibyl Codex 写作 agent - 使用 Codex (GPT-5) 撰写论文
sibyl-sequential-writer
Sibyl 顺序写作 agent - 按章节顺序写作，确保整体行文一致性
accelerator-application
When the user wants to apply to startup accelerators, incubators, or fellowship programs. Also use when the user mentions "YC application", "Techstars", "accelerator", or "apply to programs".
churn-analysis
When the user needs to identify at-risk accounts, understand why customers are leaving, reduce churn rate, build health scores, design save plays, or create win-back campaigns.
competitor-monitoring
When the user wants to set up ongoing tracking of competitor activity — pricing changes, feature launches, hiring signals, content, or public mentions. Also use when the user mentions "track competitors", "what are competitors doing", "competitor alerts", or "market watch".
founder-thought-leadership
When the user wants to build personal brand, thought leadership, or IP as a founder on Twitter/X or LinkedIn. Also use when the user mentions "founder brand", "personal content", "build audience", or "grow my following".