Structured problem-solving through iterative reasoning with revision and branching capabilities for complex problems. Use when tackling multi-step problems with uncertain scope, design planning, architecture decisions, or systematic decomposition. Auto-activates when user asks about breaking down epics, designing systems, assessing complexity, or performing root-cause analysis.
Install
npx skills add duongdev/ccpm --skill sequential-thinkingnpx skills add duongdev/ccpm --skill sequential-thinking -a claude-code -gnpx skills add duongdev/ccpm --skill sequential-thinking -a codex -ggemini skills install https://github.com/duongdev/ccpm.git --path skills/sequential-thinkinggh skill install duongdev/ccpm sequential-thinkinggit clone --depth 1 https://github.com/duongdev/ccpm /tmp/duongdev__ccpm
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/duongdev__ccpm/skills/sequential-thinking ~/.claude/skills/sequential-thinking # Claude Code
cp -R /tmp/duongdev__ccpm/skills/sequential-thinking ~/.agents/skills/sequential-thinking # Codex, Cursor, Gemini CLI, Copilot, OpenCode