/gsd-extract-learnings
Extract decisions, lessons, patterns, and surprises from completed phase artifacts
$ npx -y skills add open-gsd/gsd-core --skill gsd-extract-learnings --agent claude-codeHow it fires
How this skill gets triggered: by you, by Claude, or both.
- Fires itselfAuto-invocation. Claude auto-loads it when your prompt matches the work.Auto-invocation is when the right skill fires by itself at the right moment, driven by a FLOW.md router and a hook, instead of you invoking it by name. It is the difference between a skill being installed and a skill actually getting used.Read the full definition →
- You can call itInvoke it directly when you want it.
- Slash command
/gsd-extract-learnings
Context preview
The summary Claude sees to decide when to auto-load this skill.
Extract decisions, lessons, patterns, and surprises from completed phase artifacts
SKILL.md
gsd-extract-learnings.SKILL.mdname: gsd-extract-learnings description: "Extract decisions, lessons, patterns, and surprises from completed phase artifacts" argument-hint: "<phase-number>" allowed-tools: - Read - Write - Bash - Grep - Glob - Agent
<objective> Extract structured learnings from completed phase artifacts (PLAN.md, SUMMARY.md, VERIFICATION.md, UAT.md, STATE.md) into a LEARNINGS.md file that captures decisions, lessons learned, patterns discovered, and surprises encountered. </objective>
<execution_context> @~/.claude/gsd-core/workflows/extract-learnings.md </execution_context>
Execute the extract-learnings workflow from @~/.claude/gsd-core/workflows/extract-learnings.md end-to-end.
Git. Ship. Done. A light-weight meta-prompting, context engineering, and spec-driven development system for Claude Code, OpenCode, Antigravity CLI, Kimi CLI, Kilo, Codex, Copilot, Cursor, Windsurf, and more.
Repo: open-gsd/gsd-core
Other skills on gsd-core.
- /gsd-add-tests
Generate tests for a completed phase based on UAT criteria and implementation
Open skill - /gsd-ai-integration-phase
Generate an AI-SPEC.md design contract for phases that involve building AI systems.
Open skill - /gsd-audit-fix
Autonomous audit-to-fix pipeline — find issues, classify, fix, test, commit
Open skill - /gsd-audit-milestone
Audit milestone completion against original intent before archiving
Open skill - /gsd-audit-uat
Cross-phase audit of all outstanding UAT and verification items
Open skill - /gsd-autonomous
Run all remaining phases autonomously — discuss→plan→execute per phase
Open skill

