diff --git a/foundation-models/openai/src/main/java/com/sap/ai/sdk/foundationmodels/openai/OpenAiEmbeddingResponse.java b/foundation-models/openai/src/main/java/com/sap/ai/sdk/foundationmodels/openai/OpenAiEmbeddingResponse.java
index 3ab02d476..82bba0b45 100644
--- a/foundation-models/openai/src/main/java/com/sap/ai/sdk/foundationmodels/openai/OpenAiEmbeddingResponse.java
+++ b/foundation-models/openai/src/main/java/com/sap/ai/sdk/foundationmodels/openai/OpenAiEmbeddingResponse.java
@@ -38,13 +38,8 @@ public class OpenAiEmbeddingResponse {
   public List<float[]> getEmbeddingVectors() {
     final var embeddings = new ArrayList<float[]>();
     for (final var container : originalResponse.getData()) {
+      final var embeddingFloats = container.getEmbedding();
 
-      final var embeddingDecimals = container.getEmbedding();
-      final var embeddingFloats = new float[embeddingDecimals.size()];
-
-      for (int i = 0; i < embeddingDecimals.size(); i++) {
-        embeddingFloats[i] = embeddingDecimals.get(i).floatValue();
-      }
       embeddings.add(embeddingFloats);
     }
     return embeddings;
diff --git a/foundation-models/openai/src/main/java/com/sap/ai/sdk/foundationmodels/openai/generated/model/EmbeddingsCreate200ResponseDataInner.java b/foundation-models/openai/src/main/java/com/sap/ai/sdk/foundationmodels/openai/generated/model/EmbeddingsCreate200ResponseDataInner.java
index 72a469584..049ed7a17 100644
--- a/foundation-models/openai/src/main/java/com/sap/ai/sdk/foundationmodels/openai/generated/model/EmbeddingsCreate200ResponseDataInner.java
+++ b/foundation-models/openai/src/main/java/com/sap/ai/sdk/foundationmodels/openai/generated/model/EmbeddingsCreate200ResponseDataInner.java
@@ -20,10 +20,8 @@
 import com.fasterxml.jackson.annotation.JsonAnySetter;
 import com.fasterxml.jackson.annotation.JsonIgnore;
 import com.fasterxml.jackson.annotation.JsonProperty;
-import java.math.BigDecimal;
-import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.LinkedHashMap;
-import java.util.List;
 import java.util.Map;
 import java.util.NoSuchElementException;
 import java.util.Objects;
@@ -44,7 +42,7 @@ public class EmbeddingsCreate200ResponseDataInner
   private String _object;
 
   @JsonProperty("embedding")
-  private List<BigDecimal> embedding = new ArrayList<>(); //
+  private float[] embedding;
 
   @JsonAnySetter @JsonAnyGetter
   private final Map<String, Object> cloudSdkCustomFields = new LinkedHashMap<>();
@@ -121,34 +119,18 @@ public void setObject(@Nonnull final String _object) {
    * @return The same instance of this {@link EmbeddingsCreate200ResponseDataInner} class
    */
   @Nonnull
-  public EmbeddingsCreate200ResponseDataInner embedding(@Nonnull final List<BigDecimal> embedding) {
+  public EmbeddingsCreate200ResponseDataInner embedding(@Nonnull final float[] embedding) {
     this.embedding = embedding;
     return this;
   }
 
-  /**
-   * Add one embedding instance to this {@link EmbeddingsCreate200ResponseDataInner}.
-   *
-   * @param embeddingItem The embedding that should be added
-   * @return The same instance of type {@link EmbeddingsCreate200ResponseDataInner}
-   */
-  @Nonnull
-  public EmbeddingsCreate200ResponseDataInner addEmbeddingItem(
-      @Nonnull final BigDecimal embeddingItem) {
-    if (this.embedding == null) {
-      this.embedding = new ArrayList<>();
-    }
-    this.embedding.add(embeddingItem);
-    return this;
-  }
-
   /**
    * Get embedding
    *
    * @return embedding The embedding of this {@link EmbeddingsCreate200ResponseDataInner} instance.
    */
   @Nonnull
-  public List<BigDecimal> getEmbedding() {
+  public float[] getEmbedding() {
     return embedding;
   }
 
@@ -157,7 +139,7 @@ public List<BigDecimal> getEmbedding() {
    *
    * @param embedding The embedding of this {@link EmbeddingsCreate200ResponseDataInner}
    */
-  public void setEmbedding(@Nonnull final List<BigDecimal> embedding) {
+  public void setEmbedding(@Nonnull final float[] embedding) {
     this.embedding = embedding;
   }
 
@@ -217,12 +199,12 @@ public boolean equals(@Nullable final Object o) {
             this.cloudSdkCustomFields, embeddingsCreate200ResponseDataInner.cloudSdkCustomFields)
         && Objects.equals(this.index, embeddingsCreate200ResponseDataInner.index)
         && Objects.equals(this._object, embeddingsCreate200ResponseDataInner._object)
-        && Objects.equals(this.embedding, embeddingsCreate200ResponseDataInner.embedding);
+        && Arrays.equals(this.embedding, embeddingsCreate200ResponseDataInner.embedding);
   }
 
   @Override
   public int hashCode() {
-    return Objects.hash(index, _object, embedding, cloudSdkCustomFields);
+    return Objects.hash(index, _object, Arrays.hashCode(embedding), cloudSdkCustomFields);
   }
 
   @Override
diff --git a/foundation-models/openai/src/test/java/com/sap/ai/sdk/foundationmodels/openai/OpenAiClientGeneratedTest.java b/foundation-models/openai/src/test/java/com/sap/ai/sdk/foundationmodels/openai/OpenAiClientGeneratedTest.java
index 0309bf2da..51acb02d4 100644
--- a/foundation-models/openai/src/test/java/com/sap/ai/sdk/foundationmodels/openai/OpenAiClientGeneratedTest.java
+++ b/foundation-models/openai/src/test/java/com/sap/ai/sdk/foundationmodels/openai/OpenAiClientGeneratedTest.java
@@ -34,7 +34,6 @@
 import com.sap.ai.sdk.foundationmodels.openai.generated.model.PromptFilterResult;
 import io.vavr.control.Try;
 import java.io.IOException;
-import java.math.BigDecimal;
 import java.util.List;
 import java.util.Map;
 import java.util.stream.Stream;
@@ -261,12 +260,7 @@ void embedding() {
     assertThat(embeddingData.getEmbedding())
         .isNotNull()
         .isNotEmpty()
-        .containsExactly(
-            new BigDecimal("0.0"),
-            new BigDecimal("3.4028235E+38"),
-            new BigDecimal("1.4E-45"),
-            new BigDecimal("1.23"),
-            new BigDecimal("-4.56"));
+        .isEqualTo(new float[] {0.0f, 3.4028235E+38f, 1.4E-45f, 1.23f, -4.56f});
 
     verify(
         postRequestedFor(urlPathEqualTo("/embeddings"))