๐งช A/B test your agent skills โ find out if your SKILL.md actually helps the model or is just a placebo. Blind-graded trials, bootstrap confidence intervals, one verdict: HELPS / PLACEBO / HARMS. For Claude Code, Codex, Gemini CLI & Cursor skills.
npx skills add sx4im/skillcheck๐งช A/B test your agent skills โ find out if your SKILL.md actually helps the model or is just a placebo. Blind-graded trials, bootstrap confidence intervals, one verdict: HELPS / PLACEBO / HARMS. For Claude Code, Codex, Gemini CLI & Cursor skills.
Enable evidence-first retrieval augmented generation within Claude Code using prompt-only input and in-chat source material.
Simulate the TradingAgents multi-role equity analysis workflow with subagents.
Solid State Skills Directory and Marketplace
Portable agent skill for Gaetano / Crux Capital-style photonics, optical networking, Physical AI, and AI infrastructure research.
AI-powered GA4 + GTM event tracking skill for site analysis, schema creation, sync, verification, and publishing.
Learn CLI agent architecture with practical notes and research on Claude Code and coding agents