> For clean Markdown content of this page, append .md to this URL. For the complete documentation index, see https://buildwithfern.com/learn/llms.txt. ## 0.41.10 **`(feat):`** Adds availability and display-names to discriminated union values. Now, in your docs, you can mark your union values with custom names and show their availability. You can do so by adding the following to your API definition: ```yml MyUnionType: union: UnionValue1: docs: The first union value type: string display-name: Union Value One availability: beta UnionValue2: docs: The second union value type: integer display-name: Union Value Two availability: deprecated ```