website/content/en/docs/reference/command-line-tools-reference/feature-gates/openapiv3.md

title	content_type	_build	stages	removed
OpenAPIV3	feature_gate	list render never false	stage defaultValue fromVersion toVersion alpha false 1.23 1.23 stage defaultValue fromVersion toVersion beta true 1.24 1.26 stage defaultValue fromVersion toVersion stable true 1.27 1.28	true

Enables the API server to publish OpenAPI v3.