diff --git a/backend/internal/pkg/apicompat/types.go b/backend/internal/pkg/apicompat/types.go
index cf5bf106bc..a0fd07a0d1 100644
--- a/backend/internal/pkg/apicompat/types.go
+++ b/backend/internal/pkg/apicompat/types.go
@@ -217,7 +217,7 @@ type ResponsesReasoning struct {
 // ResponsesText configures text output options in the Responses API.
 type ResponsesText struct {
 	Format    json.RawMessage `json:"format,omitempty"`
-	Verbosity string `json:"verbosity,omitempty"` // "low" | "medium" | "high"
+	Verbosity string          `json:"verbosity,omitempty"` // "low" | "medium" | "high"
 }
 
 // ResponsesInputItem is one item in the Responses API input array.