diff --git a/src/client/interfaces/ModelComposition.d.ts b/src/client/interfaces/ModelComposition.d.ts
new file mode 100644
index 00000000..f17fc5e6
--- /dev/null
+++ b/src/client/interfaces/ModelComposition.d.ts
@@ -0,0 +1,8 @@
+import type { Model } from './Model';
+
+export interface ModelComposition {
+    type: 'one-of' | 'any-of' | 'all-of';
+    imports: string[];
+    enums: Model[];
+    properties: Model[];
+}
diff --git a/src/openApi/v2/parser/getModelComposition.ts b/src/openApi/v2/parser/getModelComposition.ts
new file mode 100644
index 00000000..2bcdd633
--- /dev/null
+++ b/src/openApi/v2/parser/getModelComposition.ts
@@ -0,0 +1,25 @@
+import type { ModelComposition } from '../../../client/interfaces/ModelComposition';
+import type { OpenApi } from '../interfaces/OpenApi';
+import type { OpenApiSchema } from '../interfaces/OpenApiSchema';
+import type { getModel } from './getModel';
+
+// Fix for circular dependency
+export type GetModelFn = typeof getModel;
+
+export function getModelComposition(openApi: OpenApi, definitions: OpenApiSchema[], type: 'one-of' | 'any-of' | 'all-of', getModel: GetModelFn): ModelComposition {
+    const composition: ModelComposition = {
+        type,
+        imports: [],
+        enums: [],
+        properties: [],
+    };
+
+    const modes = definitions.map(definition => getModel(openApi, definition));
+    modes.forEach(model => {
+        composition.imports.push(...model.imports);
+        composition.enums.push(...model.enums);
+        composition.properties.push(model);
+    });
+
+    return composition;
+}
diff --git a/src/openApi/v3/parser/getModelComposition.ts b/src/openApi/v3/parser/getModelComposition.ts
new file mode 100644
index 00000000..2bcdd633
--- /dev/null
+++ b/src/openApi/v3/parser/getModelComposition.ts
@@ -0,0 +1,25 @@
+import type { ModelComposition } from '../../../client/interfaces/ModelComposition';
+import type { OpenApi } from '../interfaces/OpenApi';
+import type { OpenApiSchema } from '../interfaces/OpenApiSchema';
+import type { getModel } from './getModel';
+
+// Fix for circular dependency
+export type GetModelFn = typeof getModel;
+
+export function getModelComposition(openApi: OpenApi, definitions: OpenApiSchema[], type: 'one-of' | 'any-of' | 'all-of', getModel: GetModelFn): ModelComposition {
+    const composition: ModelComposition = {
+        type,
+        imports: [],
+        enums: [],
+        properties: [],
+    };
+
+    const modes = definitions.map(definition => getModel(openApi, definition));
+    modes.forEach(model => {
+        composition.imports.push(...model.imports);
+        composition.enums.push(...model.enums);
+        composition.properties.push(model);
+    });
+
+    return composition;
+}