diff --git a/sdk/src/main/java/io/dapr/client/AbstractDaprClient.java b/sdk/src/main/java/io/dapr/client/AbstractDaprClient.java
index c9c4bf8ca..52e1fb069 100644
--- a/sdk/src/main/java/io/dapr/client/AbstractDaprClient.java
+++ b/sdk/src/main/java/io/dapr/client/AbstractDaprClient.java
@@ -116,6 +116,7 @@ public Mono<Void> publishEvent(String pubsubName, String topicName, Object data,
    * {@inheritDoc}
    */
   @Override
+  @Deprecated
   public <T> Mono<T> invokeMethod(
       String appId,
       String methodName,
@@ -136,6 +137,7 @@ public <T> Mono<T> invokeMethod(
    * {@inheritDoc}
    */
   @Override
+  @Deprecated
   public <T> Mono<T> invokeMethod(
       String appId,
       String methodName,
@@ -150,6 +152,7 @@ public <T> Mono<T> invokeMethod(
    * {@inheritDoc}
    */
   @Override
+  @Deprecated
   public <T> Mono<T> invokeMethod(
       String appId, String methodName, HttpExtension httpExtension, Map<String, String> metadata, TypeRef<T> type) {
     return this.invokeMethod(appId, methodName, null, httpExtension, metadata, type);
@@ -159,6 +162,7 @@ public <T> Mono<T> invokeMethod(
    * {@inheritDoc}
    */
   @Override
+  @Deprecated
   public <T> Mono<T> invokeMethod(
       String appId, String methodName, HttpExtension httpExtension, Map<String, String> metadata, Class<T> clazz) {
     return this.invokeMethod(appId, methodName, null, httpExtension, metadata, TypeRef.get(clazz));
@@ -168,6 +172,7 @@ public <T> Mono<T> invokeMethod(
    * {@inheritDoc}
    */
   @Override
+  @Deprecated
   public <T> Mono<T> invokeMethod(String appId, String methodName, Object request, HttpExtension httpExtension,
                                   TypeRef<T> type) {
     return this.invokeMethod(appId, methodName, request, httpExtension, null, type);
@@ -177,6 +182,7 @@ public <T> Mono<T> invokeMethod(String appId, String methodName, Object request,
    * {@inheritDoc}
    */
   @Override
+  @Deprecated
   public <T> Mono<T> invokeMethod(String appId, String methodName, Object request, HttpExtension httpExtension,
                                   Class<T> clazz) {
     return this.invokeMethod(appId, methodName, request, httpExtension, null, TypeRef.get(clazz));
@@ -186,6 +192,7 @@ public <T> Mono<T> invokeMethod(String appId, String methodName, Object request,
    * {@inheritDoc}
    */
   @Override
+  @Deprecated
   public Mono<Void> invokeMethod(String appId, String methodName, Object request, HttpExtension httpExtension) {
     return this.invokeMethod(appId, methodName, request, httpExtension, null, TypeRef.BYTE_ARRAY).then();
   }
@@ -194,6 +201,7 @@ public Mono<Void> invokeMethod(String appId, String methodName, Object request,
    * {@inheritDoc}
    */
   @Override
+  @Deprecated
   public Mono<Void> invokeMethod(
       String appId, String methodName, Object request, HttpExtension httpExtension, Map<String, String> metadata) {
     return this.invokeMethod(appId, methodName, request, httpExtension, metadata, TypeRef.BYTE_ARRAY).then();
@@ -203,6 +211,7 @@ public Mono<Void> invokeMethod(
    * {@inheritDoc}
    */
   @Override
+  @Deprecated
   public Mono<Void> invokeMethod(
       String appId, String methodName, HttpExtension httpExtension, Map<String, String> metadata) {
     return this.invokeMethod(appId, methodName, null, httpExtension, metadata, TypeRef.BYTE_ARRAY).then();
@@ -212,6 +221,7 @@ public Mono<Void> invokeMethod(
    * {@inheritDoc}
    */
   @Override
+  @Deprecated
   public Mono<byte[]> invokeMethod(
       String appId, String methodName, byte[] request, HttpExtension httpExtension, Map<String, String> metadata) {
     return this.invokeMethod(appId, methodName, request, httpExtension, metadata, TypeRef.BYTE_ARRAY);
diff --git a/sdk/src/main/java/io/dapr/client/DaprClient.java b/sdk/src/main/java/io/dapr/client/DaprClient.java
index ddf89f587..f6a315714 100644
--- a/sdk/src/main/java/io/dapr/client/DaprClient.java
+++ b/sdk/src/main/java/io/dapr/client/DaprClient.java
@@ -268,7 +268,10 @@ <T> Mono<T> invokeMethod(String appId, String methodName, HttpExtension httpExte
    *                      HTTP, {@link HttpExtension#NONE} otherwise.
    * @param metadata      Metadata (in GRPC) or headers (in HTTP) to be sent in request.
    * @return A Mono Plan of type Void.
+   *
+   * @deprecated It is recommended to use language-native HTTP clients or gRPC clients for service invocation instead.
    */
+  @Deprecated
   Mono<Void> invokeMethod(String appId, String methodName, Object request, HttpExtension httpExtension,
                           Map<String, String> metadata);
 
@@ -281,7 +284,10 @@ Mono<Void> invokeMethod(String appId, String methodName, Object request, HttpExt
    * @param httpExtension Additional fields that are needed if the receiving app is listening on
    *                      HTTP, {@link HttpExtension#NONE} otherwise.
    * @return A Mono Plan of type Void.
+   *
+   * @deprecated It is recommended to use language-native HTTP clients or gRPC clients for service invocation instead.
    */
+  @Deprecated
   Mono<Void> invokeMethod(String appId, String methodName, Object request, HttpExtension httpExtension);
 
   /**
@@ -293,7 +299,10 @@ Mono<Void> invokeMethod(String appId, String methodName, Object request, HttpExt
    *                      HTTP, {@link HttpExtension#NONE} otherwise.
    * @param metadata      Metadata (in GRPC) or headers (in HTTP) to be sent in request.
    * @return A Mono Plan of type Void.
+   *
+   * @deprecated It is recommended to use language-native HTTP clients or gRPC clients for service invocation instead.
    */
+  @Deprecated
   Mono<Void> invokeMethod(String appId, String methodName, HttpExtension httpExtension, Map<String, String> metadata);
 
   /**
@@ -306,7 +315,10 @@ Mono<Void> invokeMethod(String appId, String methodName, Object request, HttpExt
    *                      HTTP, {@link HttpExtension#NONE} otherwise.
    * @param metadata      Metadata (in GRPC) or headers (in HTTP) to be sent in request.
    * @return A Mono Plan of type byte[].
+   *
+   * @deprecated It is recommended to use language-native HTTP clients or gRPC clients for service invocation instead.
    */
+  @Deprecated
   Mono<byte[]> invokeMethod(String appId, String methodName, byte[] request, HttpExtension httpExtension,
                             Map<String, String> metadata);
 
@@ -317,7 +329,10 @@ Mono<byte[]> invokeMethod(String appId, String methodName, byte[] request, HttpE
    * @param type                 The Type needed as return for the call.
    * @param <T>                  The Type of the return, use byte[] to skip serialization.
    * @return A Mono Plan of type T.
+   *
+   * @deprecated It is recommended to use language-native HTTP clients or gRPC clients for service invocation instead.
    */
+  @Deprecated
   <T> Mono<T> invokeMethod(InvokeMethodRequest invokeMethodRequest, TypeRef<T> type);
 
   /**
diff --git a/sdk/src/main/java/io/dapr/client/DaprClientImpl.java b/sdk/src/main/java/io/dapr/client/DaprClientImpl.java
index 60c756837..e5c95ec0d 100644
--- a/sdk/src/main/java/io/dapr/client/DaprClientImpl.java
+++ b/sdk/src/main/java/io/dapr/client/DaprClientImpl.java
@@ -128,6 +128,7 @@
 import reactor.util.retry.Retry;
 
 import javax.annotation.Nonnull;
+
 import java.io.IOException;
 import java.time.Duration;
 import java.time.Instant;
@@ -606,6 +607,7 @@ private <T> Subscription<T> buildSubscription(
   }
 
   @Override
+  @Deprecated
   public <T> Mono<T> invokeMethod(InvokeMethodRequest invokeMethodRequest, TypeRef<T> type) {
     try {
       final String appId = invokeMethodRequest.getAppId();