Build robust backtesting systems for trading strategies with proper handling of look-ahead bias, survivorship bias, and transaction costs. Use when developing trading algorithms, validating strategies, or building backtesting infrastructure.
Install
npx skills add wshobson/agents --skill backtesting-frameworksnpx skills add wshobson/agents --skill backtesting-frameworks -a claude-code -gnpx skills add wshobson/agents --skill backtesting-frameworks -a codex -ggemini skills install https://github.com/wshobson/agents.git --path plugins/quantitative-trading/skills/backtesting-frameworksgh skill install wshobson/agents backtesting-frameworksgit clone --depth 1 https://github.com/wshobson/agents /tmp/wshobson__agents
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/wshobson__agents/plugins/quantitative-trading/skills/backtesting-frameworks ~/.claude/skills/backtesting-frameworks # Claude Code
cp -R /tmp/wshobson__agents/plugins/quantitative-trading/skills/backtesting-frameworks ~/.agents/skills/backtesting-frameworks # Codex, Cursor, Gemini CLI, Copilot, OpenCode