diff --git a/models/spring-ai-openai/src/main/java/org/springframework/ai/openai/api/OpenAiApi.java b/models/spring-ai-openai/src/main/java/org/springframework/ai/openai/api/OpenAiApi.java
index e2b2e433b..e3dc77757 100644
--- a/models/spring-ai-openai/src/main/java/org/springframework/ai/openai/api/OpenAiApi.java
+++ b/models/spring-ai-openai/src/main/java/org/springframework/ai/openai/api/OpenAiApi.java
@@ -1605,14 +1605,6 @@ public class OpenAiApi {
 	 * completion).
 	 * @param promptTokensDetails Breakdown of tokens used in the prompt.
 	 * @param completionTokenDetails Breakdown of tokens used in a completion.
-	 * @param promptCacheHitTokens Number of tokens in the prompt that were served from
-	 * (util for
-	 * <a href="https://api-docs.deepseek.com/api/create-chat-completion">DeepSeek</a>
-	 * support).
-	 * @param promptCacheMissTokens Number of tokens in the prompt that were not served
-	 * (util for
-	 * <a href="https://api-docs.deepseek.com/api/create-chat-completion">DeepSeek</a>
-	 * support).
 	 */
 	@JsonInclude(Include.NON_NULL)
 	@JsonIgnoreProperties(ignoreUnknown = true)
@@ -1621,12 +1613,11 @@ public class OpenAiApi {
 		@JsonProperty("prompt_tokens") Integer promptTokens,
 		@JsonProperty("total_tokens") Integer totalTokens,
 		@JsonProperty("prompt_tokens_details") PromptTokensDetails promptTokensDetails,
-		@JsonProperty("completion_tokens_details") CompletionTokenDetails completionTokenDetails,
-		@JsonProperty("prompt_cache_hit_tokens") Integer promptCacheHitTokens,
-		@JsonProperty("prompt_cache_miss_tokens") Integer promptCacheMissTokens) { // @formatter:on
+		@JsonProperty("completion_tokens_details") CompletionTokenDetails completionTokenDetails
+		) { // @formatter:on
 
 		public Usage(Integer completionTokens, Integer promptTokens, Integer totalTokens) {
-			this(completionTokens, promptTokens, totalTokens, null, null, null, null);
+			this(completionTokens, promptTokens, totalTokens, null, null);
 		}
 
 		/**
diff --git a/models/spring-ai-openai/src/test/java/org/springframework/ai/openai/metadata/OpenAiUsageTests.java b/models/spring-ai-openai/src/test/java/org/springframework/ai/openai/metadata/OpenAiUsageTests.java
index 63c0a5a6b..97664d201 100644
--- a/models/spring-ai-openai/src/test/java/org/springframework/ai/openai/metadata/OpenAiUsageTests.java
+++ b/models/spring-ai-openai/src/test/java/org/springframework/ai/openai/metadata/OpenAiUsageTests.java
@@ -80,7 +80,7 @@ class OpenAiUsageTests {
 
 	@Test
 	void whenPromptAndCompletionTokensDetailsIsNull() {
-		OpenAiApi.Usage openAiUsage = new OpenAiApi.Usage(100, 200, 300, null, null, null, null);
+		OpenAiApi.Usage openAiUsage = new OpenAiApi.Usage(100, 200, 300, null, null);
 		DefaultUsage usage = getDefaultUsage(openAiUsage);
 		assertThat(usage.getTotalTokens()).isEqualTo(300);
 		OpenAiApi.Usage nativeUsage = (OpenAiApi.Usage) usage.getNativeUsage();
@@ -90,7 +90,7 @@ class OpenAiUsageTests {
 
 	@Test
 	void whenCompletionTokenDetailsIsNull() {
-		OpenAiApi.Usage openAiUsage = new OpenAiApi.Usage(100, 200, 300, null, null, null, null);
+		OpenAiApi.Usage openAiUsage = new OpenAiApi.Usage(100, 200, 300, null, null);
 		DefaultUsage usage = getDefaultUsage(openAiUsage);
 		assertThat(usage.getTotalTokens()).isEqualTo(300);
 		OpenAiApi.Usage nativeUsage = (OpenAiApi.Usage) usage.getNativeUsage();
@@ -100,7 +100,7 @@ class OpenAiUsageTests {
 	@Test
 	void whenReasoningTokensIsNull() {
 		OpenAiApi.Usage openAiUsage = new OpenAiApi.Usage(100, 200, 300, null,
-				new OpenAiApi.Usage.CompletionTokenDetails(null, null, null, null), null, null);
+				new OpenAiApi.Usage.CompletionTokenDetails(null, null, null, null));
 		DefaultUsage usage = getDefaultUsage(openAiUsage);
 		OpenAiApi.Usage nativeUsage = (OpenAiApi.Usage) usage.getNativeUsage();
 		assertThat(nativeUsage.completionTokenDetails().reasoningTokens()).isEqualTo(null);
@@ -109,7 +109,7 @@ class OpenAiUsageTests {
 	@Test
 	void whenCompletionTokenDetailsIsPresent() {
 		OpenAiApi.Usage openAiUsage = new OpenAiApi.Usage(100, 200, 300, null,
-				new OpenAiApi.Usage.CompletionTokenDetails(50, null, null, null), null, null);
+				new OpenAiApi.Usage.CompletionTokenDetails(50, null, null, null));
 		DefaultUsage usage = getDefaultUsage(openAiUsage);
 		OpenAiApi.Usage nativeUsage = (OpenAiApi.Usage) usage.getNativeUsage();
 		assertThat(nativeUsage.completionTokenDetails().reasoningTokens()).isEqualTo(50);
@@ -121,7 +121,7 @@ class OpenAiUsageTests {
 	@Test
 	void whenAcceptedPredictionTokensIsPresent() {
 		OpenAiApi.Usage openAiUsage = new OpenAiApi.Usage(100, 200, 300, null,
-				new OpenAiApi.Usage.CompletionTokenDetails(null, 75, null, null), null, null);
+				new OpenAiApi.Usage.CompletionTokenDetails(null, 75, null, null));
 		DefaultUsage usage = getDefaultUsage(openAiUsage);
 		OpenAiApi.Usage nativeUsage = (OpenAiApi.Usage) usage.getNativeUsage();
 		assertThat(nativeUsage.completionTokenDetails().reasoningTokens()).isEqualTo(null);
@@ -133,7 +133,7 @@ class OpenAiUsageTests {
 	@Test
 	void whenAudioTokensIsPresent() {
 		OpenAiApi.Usage openAiUsage = new OpenAiApi.Usage(100, 200, 300, null,
-				new OpenAiApi.Usage.CompletionTokenDetails(null, null, 125, null), null, null);
+				new OpenAiApi.Usage.CompletionTokenDetails(null, null, 125, null));
 		DefaultUsage usage = getDefaultUsage(openAiUsage);
 		OpenAiApi.Usage nativeUsage = (OpenAiApi.Usage) usage.getNativeUsage();
 		assertThat(nativeUsage.completionTokenDetails().reasoningTokens()).isEqualTo(null);
@@ -145,7 +145,7 @@ class OpenAiUsageTests {
 	@Test
 	void whenRejectedPredictionTokensIsNull() {
 		OpenAiApi.Usage openAiUsage = new OpenAiApi.Usage(100, 200, 300, null,
-				new OpenAiApi.Usage.CompletionTokenDetails(null, null, null, null), null, null);
+				new OpenAiApi.Usage.CompletionTokenDetails(null, null, null, null));
 		DefaultUsage usage = getDefaultUsage(openAiUsage);
 		OpenAiApi.Usage nativeUsage = (OpenAiApi.Usage) usage.getNativeUsage();
 		assertThat(nativeUsage.completionTokenDetails().reasoningTokens()).isEqualTo(null);
@@ -159,7 +159,7 @@ class OpenAiUsageTests {
 	@Test
 	void whenRejectedPredictionTokensIsPresent() {
 		OpenAiApi.Usage openAiUsage = new OpenAiApi.Usage(100, 200, 300, null,
-				new OpenAiApi.Usage.CompletionTokenDetails(null, null, null, 25), null, null);
+				new OpenAiApi.Usage.CompletionTokenDetails(null, null, null, 25));
 		DefaultUsage usage = getDefaultUsage(openAiUsage);
 		OpenAiApi.Usage nativeUsage = (OpenAiApi.Usage) usage.getNativeUsage();
 		assertThat(nativeUsage.completionTokenDetails().reasoningTokens()).isEqualTo(null);
@@ -171,7 +171,7 @@ class OpenAiUsageTests {
 	@Test
 	void whenCacheTokensIsNull() {
 		OpenAiApi.Usage openAiUsage = new OpenAiApi.Usage(100, 200, 300,
-				new OpenAiApi.Usage.PromptTokensDetails(null, null), null, null, null);
+				new OpenAiApi.Usage.PromptTokensDetails(null, null), null);
 		DefaultUsage usage = getDefaultUsage(openAiUsage);
 		OpenAiApi.Usage nativeUsage = (OpenAiApi.Usage) usage.getNativeUsage();
 		assertThat(nativeUsage.promptTokensDetails().audioTokens()).isEqualTo(null);
@@ -181,7 +181,7 @@ class OpenAiUsageTests {
 	@Test
 	void whenCacheTokensIsPresent() {
 		OpenAiApi.Usage openAiUsage = new OpenAiApi.Usage(100, 200, 300,
-				new OpenAiApi.Usage.PromptTokensDetails(99, 15), null, null, null);
+				new OpenAiApi.Usage.PromptTokensDetails(99, 15), null);
 		DefaultUsage usage = getDefaultUsage(openAiUsage);
 		OpenAiApi.Usage nativeUsage = (OpenAiApi.Usage) usage.getNativeUsage();
 		assertThat(nativeUsage.promptTokensDetails().audioTokens()).isEqualTo(99);
@@ -191,25 +191,21 @@ class OpenAiUsageTests {
 	@Test
 	void whenPromptCacheHitTokensIsPresent() {
 		OpenAiApi.Usage openAiUsage = new OpenAiApi.Usage(100, 200, 300,
-				new OpenAiApi.Usage.PromptTokensDetails(99, 15), null, 150, null);
+				new OpenAiApi.Usage.PromptTokensDetails(99, 15), null);
 		DefaultUsage usage = getDefaultUsage(openAiUsage);
 		OpenAiApi.Usage nativeUsage = (OpenAiApi.Usage) usage.getNativeUsage();
 		assertThat(nativeUsage.promptTokensDetails().audioTokens()).isEqualTo(99);
 		assertThat(nativeUsage.promptTokensDetails().cachedTokens()).isEqualTo(15);
-		assertThat(nativeUsage.promptCacheHitTokens()).isEqualTo(150);
-		assertThat(nativeUsage.promptCacheMissTokens()).isNull();
 	}
 
 	@Test
 	void whenPromptCacheMissTokensIsPresent() {
 		OpenAiApi.Usage openAiUsage = new OpenAiApi.Usage(100, 200, 300,
-				new OpenAiApi.Usage.PromptTokensDetails(99, 15), null, null, 80);
+				new OpenAiApi.Usage.PromptTokensDetails(99, 15), null);
 		DefaultUsage usage = getDefaultUsage(openAiUsage);
 		OpenAiApi.Usage nativeUsage = (OpenAiApi.Usage) usage.getNativeUsage();
 		assertThat(nativeUsage.promptTokensDetails().audioTokens()).isEqualTo(99);
 		assertThat(nativeUsage.promptTokensDetails().cachedTokens()).isEqualTo(15);
-		assertThat(nativeUsage.promptCacheMissTokens()).isEqualTo(80);
-		assertThat(nativeUsage.promptCacheHitTokens()).isNull();
 	}
 
 }