Use when finishing any coding task in a repo with tests. Loki Seal runs the repo's real test suite and refuses to let you declare done while tests newly fail, or while tests or CI config were deleted, skipped, xfailed or weakened. Runs locally with no model calls.
Install
npx skills add asklokesh/loki-mode --skill loki-sealnpx skills add asklokesh/loki-mode --skill loki-seal -a claude-code -gnpx skills add asklokesh/loki-mode --skill loki-seal -a codex -ggemini skills install https://github.com/asklokesh/loki-mode.git --path packages/loki-seal/skills/loki-sealgh skill install asklokesh/loki-mode loki-sealgit clone --depth 1 https://github.com/asklokesh/loki-mode /tmp/asklokesh__loki-mode
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/asklokesh__loki-mode/packages/loki-seal/skills/loki-seal ~/.claude/skills/loki-seal # Claude Code
cp -R /tmp/asklokesh__loki-mode/packages/loki-seal/skills/loki-seal ~/.agents/skills/loki-seal # Codex, Cursor, Gemini CLI, Copilot, OpenCode