Use when investigating or optimizing DeepSeek Harness performance, designing realistic synthetic benchmarks or CI performance gates, profiling long Sessions or Web responsiveness, or turning performance PR evidence into measured behavior-preserving fixes.
Install
npx skills add deepseek-ai/deepseek-harness --skill dsh-speed-up-perfnpx skills add deepseek-ai/deepseek-harness --skill dsh-speed-up-perf -a claude-code -gnpx skills add deepseek-ai/deepseek-harness --skill dsh-speed-up-perf -a codex -ggemini skills install https://github.com/deepseek-ai/deepseek-harness.git --path .agents/skills/dsh-speed-up-perfgh skill install deepseek-ai/deepseek-harness dsh-speed-up-perfgit clone --depth 1 https://github.com/deepseek-ai/deepseek-harness /tmp/deepseek-ai__deepseek-harness
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/deepseek-ai__deepseek-harness/.agents/skills/dsh-speed-up-perf ~/.claude/skills/dsh-speed-up-perf # Claude Code
cp -R /tmp/deepseek-ai__deepseek-harness/.agents/skills/dsh-speed-up-perf ~/.agents/skills/dsh-speed-up-perf # Codex, Cursor, Gemini CLI, Copilot, OpenCode