Skip to main content



This rule belongs to the openapi-v3-standards-validation ruleset and states that:

For query parameters, only the following styles are applicable: form, spaceDelimited, pipeDelimited or deepObject. Rest will be treated as invalid.

Maximum SeverityError
MessageThe current value of style is not applicable to query parameters.
Rule SystemSemantic
Broad CategoryParameters
Products ImpactedAPI Transformer, Code Generation, Developer Experience Portal
Tagsopenapi3 openapi standards semantic validation style serialization query parameter

Suggested Fixes

  • Parameter style value is compared in a case-sensitive manner.
  • Ensure that you are not using a style value that is not supported for query parameters e.g. matrix, label or simple.
  • Ensure that the value for style is not null or empty.

For More Information