diff --git a/packages/foundation-models/src/azure-openai/azure-openai-embedding-response.ts b/packages/foundation-models/src/azure-openai/azure-openai-embedding-response.ts
index a3b167b9..dc192deb 100644
--- a/packages/foundation-models/src/azure-openai/azure-openai-embedding-response.ts
+++ b/packages/foundation-models/src/azure-openai/azure-openai-embedding-response.ts
@@ -34,7 +34,7 @@ export class AzureOpenAiEmbeddingResponse {
    * Parses the Azure OpenAI response and returns all embeddings.
    * @returns The embedding vectors.
    */
-  getEmbeddings(): number[][] | undefined {
+  getEmbeddings(): number[][] {
     return this.data.data.map(({ embedding }) => embedding);
   }