| sortParamsByRequiredFlag | Sort method arguments to place required parameters before optional parameters. | | true |
| sortModelPropertiesByRequiredFlag | Sort model properties to place required parameters before optional parameters. | | true |
| ensureUniqueParams | Whether to ensure parameter names are unique in an operation (rename parameters that are not). | | true |
| allowUnicodeIdentifiers | boolean, toggles whether unicode identifiers are allowed in names or not, default is false | | false |
| prependFormOrBodyParameters | Add form or body parameters to the beginning of the parameter list. | | false |
| cabalPackage | Set the cabal package name, which consists of one or more alphanumeric words separated by hyphens | | null |
| cabalVersion | Set the cabal version number, consisting of a sequence of one or more integers separated by dots | | null |
| baseModule | Set the base module namespace | | null |
| requestType | Set the name of the type used to generate requests | | null |
| configType | Set the name of the type used for configuration | | null |
| allowFromJsonNulls | allow JSON Null during model decoding from JSON | | true |
| allowToJsonNulls | allow emitting JSON Null during model encoding to JSON | | false |
| allowNonUniqueOperationIds | allow different API modules to contain the same operationId. Each API must be imported qualified | | false |
| generateLenses | Generate Lens optics for Models | | true |
| generateModelConstructors | Generate smart constructors (only supply required fields) for models | | true |
| generateEnums | Generate specific datatypes for OpenAPI enums | | true |
| generateFormUrlEncodedInstances | Generate FromForm/ToForm instances for models that are used by operations that produce or consume application/x-www-form-urlencoded | | true |
| inlineMimeTypes | Inline (hardcode) the content-type and accept parameters on operations, when there is only 1 option | | true |
| modelDeriving | Additional classes to include in the deriving() clause of Models | | null |
| strictFields | Add strictness annotations to all model fields | | true |
| useKatip | Sets the default value for the UseKatip cabal flag. If true, the katip package provides logging instead of monad-logger | | true |
| dateTimeFormat | format string used to parse/render a datetime | | null |
| dateTimeParseFormat | overrides the format string used to parse a datetime | | null |
| dateFormat | format string used to parse/render a date | | %Y-%m-%d |
| customTestInstanceModule | test module used to provide typeclass instances for types not known by the generator | | null |
| hideGenerationTimestamp | Hides the generation timestamp when files are generated. | | true |
