Authors Vally conformance tests for prompts, instructions, agents, and skills, and refuses jailbreak, prompt-injection, harmful-elicitation, TOS, CoC, and PII-extraction stimuli
Install
npx skills add microsoft/hve-core --skill vally-testsnpx skills add microsoft/hve-core --skill vally-tests -a claude-code -gnpx skills add microsoft/hve-core --skill vally-tests -a codex -ggemini skills install https://github.com/microsoft/hve-core.git --path .github/skills/hve-core/vally-testsgh skill install microsoft/hve-core vally-testsgit clone --depth 1 https://github.com/microsoft/hve-core /tmp/microsoft__hve-core
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/microsoft__hve-core/.github/skills/hve-core/vally-tests ~/.claude/skills/vally-tests # Claude Code
cp -R /tmp/microsoft__hve-core/.github/skills/hve-core/vally-tests ~/.agents/skills/vally-tests # Codex, Cursor, Gemini CLI, Copilot, OpenCode