Audit, classify, selectively forget stored memories. Memory enumeration + classification by type/age/access freq, staleness detection, fidelity checks via external anchors, decision tree for selective deletion, counter-memory inoculation for failed strategies that'd otherwise be re-derived, preemptive filtering rules, audit trail.
Install
npx skills add pjt222/agent-almanac --skill prune-agent-memorynpx skills add pjt222/agent-almanac --skill prune-agent-memory -a claude-code -gnpx skills add pjt222/agent-almanac --skill prune-agent-memory -a codex -ggemini skills install https://github.com/pjt222/agent-almanac.git --path i18n/caveman-ultra/skills/prune-agent-memorygh skill install pjt222/agent-almanac prune-agent-memorygit clone --depth 1 https://github.com/pjt222/agent-almanac /tmp/pjt222__agent-almanac
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/pjt222__agent-almanac/i18n/caveman-ultra/skills/prune-agent-memory ~/.claude/skills/prune-agent-memory # Claude Code
cp -R /tmp/pjt222__agent-almanac/i18n/caveman-ultra/skills/prune-agent-memory ~/.agents/skills/prune-agent-memory # Codex, Cursor, Gemini CLI, Copilot, OpenCode