Finds, builds, runs and publishes a stand-in for one API — the owning team's published mock when there is one, otherwise one built from its spec or collection that behaves like the real API, stateful when callers write then read.
Install
npx skills add postmanlabs/postman-plugin --skill api-mockingnpx skills add postmanlabs/postman-plugin --skill api-mocking -a claude-code -gnpx skills add postmanlabs/postman-plugin --skill api-mocking -a codex -ggemini skills install https://github.com/postmanlabs/postman-plugin.git --path skills/api-mockinggh skill install postmanlabs/postman-plugin api-mockinggit clone --depth 1 https://github.com/postmanlabs/postman-plugin /tmp/postmanlabs__postman-plugin
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/postmanlabs__postman-plugin/skills/api-mocking ~/.claude/skills/api-mocking # Claude Code
cp -R /tmp/postmanlabs__postman-plugin/skills/api-mocking ~/.agents/skills/api-mocking # Codex, Cursor, Gemini CLI, Copilot, OpenCode