temporalio · THardy98 · Feb 4, 2026 · Feb 4, 2026 · Feb 4, 2026 · Feb 5, 2026
@@ -3,7 +3,6 @@
 import com.fasterxml.jackson.databind.ObjectReader;
 import com.fasterxml.jackson.databind.ObjectWriter;
 import com.fasterxml.jackson.dataformat.toml.TomlMapper;
-import io.temporal.common.Experimental;
 import java.io.*;
 import java.nio.file.Paths;
 import java.util.HashMap;
@@ -21,7 +20,6 @@
  *   <li>Linux/other: $HOME/.config/temporalio/temporal.toml
  * </ul>
  */
-@Experimental
 public class ClientConfig {
   /** Creates a new builder to build a {@link ClientConfig}. */
   public static Builder newBuilder() {

@@ -5,7 +5,6 @@
 import io.grpc.netty.shaded.io.netty.handler.ssl.SslContextBuilder;
 import io.grpc.netty.shaded.io.netty.handler.ssl.util.InsecureTrustManagerFactory;
 import io.temporal.client.WorkflowClientOptions;
-import io.temporal.common.Experimental;
 import io.temporal.serviceclient.WorkflowServiceStubsOptions;
 import java.io.ByteArrayInputStream;
 import java.io.IOException;
@@ -16,7 +15,6 @@
 import java.util.Objects;
 
 /** ClientConfigProfile is profile-level configuration for a client. */
-@Experimental
 public class ClientConfigProfile {
   /** Creates a new builder to build a {@link ClientConfigProfile}. */
   public static Builder newBuilder() {

@@ -1,11 +1,9 @@
 package io.temporal.envconfig;
 
-import io.temporal.common.Experimental;
 import java.util.Arrays;
 import java.util.Objects;
 
 /** TLS configuration for a client. */
-@Experimental
 public class ClientConfigTLS {
   /** Create a builder for {@link ClientConfigTLS}. */
   public static Builder newBuilder() {

@@ -3,7 +3,6 @@
 import com.fasterxml.jackson.annotation.JsonInclude;
 import com.fasterxml.jackson.annotation.JsonProperty;
 import io.grpc.Metadata;
-import io.temporal.common.Experimental;
 import java.nio.charset.StandardCharsets;
 import java.util.HashMap;
 import java.util.Map;
@@ -15,7 +14,6 @@
  * <p>These are package private, use {@link ClientConfig} and {@link ClientConfigProfile} to load
  * and work with client configs.
  */
-@Experimental
 class ClientConfigToml {
   @JsonInclude(JsonInclude.Include.NON_EMPTY)
   static class TomlClientConfig {

@@ -1,10 +1,8 @@
 package io.temporal.envconfig;
 
-import io.temporal.common.Experimental;
 import java.util.Map;
 
 /** Options for loading a client config via {@link ClientConfig#load(LoadClientConfigOptions)} */
-@Experimental
 public class LoadClientConfigOptions {
   /** Create a builder for {@link LoadClientConfigOptions}. */
   public static Builder newBuilder() {

@@ -1,13 +1,11 @@
 package io.temporal.envconfig;
 
-import io.temporal.common.Experimental;
 import java.util.Map;
 
 /**
  * Options for loading a client config profile via {@link
  * ClientConfigProfile#load(LoadClientConfigProfileOptions)}
  */
-@Experimental
 public class LoadClientConfigProfileOptions {
   /** Create a builder for {@link LoadClientConfigProfileOptions}. */
   public static Builder newBuilder() {

@@ -11,6 +11,7 @@
  * <p>See each public static method to learn about and construct the available operations.
  */
 @Experimental
+@Deprecated
 public abstract class BuildIdOperation {
   private BuildIdOperation() {}
 

@@ -7,8 +7,14 @@
 import java.util.Optional;
 import java.util.stream.Collectors;
 
-/** Represents the sets of compatible Build Ids associated with a particular task queue. */
+/**
+ * Represents the sets of compatible Build Ids associated with a particular task queue.
+ *
+ * @deprecated Worker Versioning is now deprecated please migrate to the <a
+ *     href="https://docs.temporal.io/worker-deployments">Worker Deployment API</a>.
+ */
 @Experimental
+@Deprecated
 public class WorkerBuildIdVersionSets {
 
   /** Represents a set of Build Ids which are compatible with one another. */

@@ -345,8 +345,11 @@ WorkflowStub newUntypedWorkflowStub(
    * @param operation The operation to perform. See {@link BuildIdOperation} for more.
    * @throws WorkflowServiceException for any failures including networking and service availability
    *     issues.
+   * @deprecated Worker Versioning is now deprecated please migrate to the <a
+   *     href="https://docs.temporal.io/worker-deployments">Worker Deployment API</a>.
    */
   @Experimental
+  @Deprecated
   void updateWorkerBuildIdCompatability(
       @Nonnull String taskQueue, @Nonnull BuildIdOperation operation);
 
@@ -357,8 +360,11 @@ void updateWorkerBuildIdCompatability(
    * @return The version set(s) for the task queue.
    * @throws WorkflowServiceException for any failures including networking and service availability
    *     issues.
+   * @deprecated Worker Versioning is now deprecated please migrate to the <a
+   *     href="https://docs.temporal.io/worker-deployments">Worker Deployment API</a>.
    */
   @Experimental
+  @Deprecated
   WorkerBuildIdVersionSets getWorkerBuildIdCompatability(@Nonnull String taskQueue);
 
   /**
@@ -373,8 +379,11 @@ void updateWorkerBuildIdCompatability(
    * @return The reachability information.
    * @throws WorkflowServiceException for any failures including networking and service availability
    *     issues.
+   * @deprecated Worker Versioning is now deprecated please migrate to the <a
+   *     href="https://docs.temporal.io/worker-deployments">Worker Deployment API</a>.
    */
   @Experimental
+  @Deprecated
   WorkerTaskReachability getWorkerTaskReachability(
       @Nonnull Iterable<String> buildIds,
       @Nonnull Iterable<String> taskQueues,

@@ -383,6 +383,7 @@ public WorkflowExecutionHistory fetchHistory(@Nonnull String workflowId, @Nullab
         workflowId);
   }
 
+  @SuppressWarnings("deprecation")
   @Override
   public void updateWorkerBuildIdCompatability(
       @Nonnull String taskQueue, @Nonnull BuildIdOperation operation) {
@@ -394,6 +395,7 @@ public void updateWorkerBuildIdCompatability(
     genericClient.updateWorkerBuildIdCompatability(reqBuilder.build());
   }
 
+  @SuppressWarnings("deprecation")
   @Override
   public WorkerBuildIdVersionSets getWorkerBuildIdCompatability(@Nonnull String taskQueue) {
     GetWorkerBuildIdCompatibilityRequest req =
@@ -405,6 +407,7 @@ public WorkerBuildIdVersionSets getWorkerBuildIdCompatability(@Nonnull String ta
     return new WorkerBuildIdVersionSets(resp);
   }
 
+  @SuppressWarnings("deprecation")
   @Override
   public WorkerTaskReachability getWorkerTaskReachability(
       @Nonnull Iterable<String> buildIds,

@@ -477,7 +477,6 @@ public Builder setPriority(Priority priority) {
     }
 
     /** Sets the versioning override to use when starting this workflow. */
-    @Experimental
     public Builder setVersioningOverride(VersioningOverride versioningOverride) {
       this.versioningOverride = versioningOverride;
       return this;
@@ -737,7 +736,6 @@ public Priority getPriority() {
     return priority;
   }
 
-  @Experimental
   public VersioningOverride getVersioningOverride() {
     return versioningOverride;
   }

@@ -3,7 +3,6 @@
 import io.temporal.worker.WorkerDeploymentOptions;
 
 /** Specifies when a workflow might move from a worker of one Build Id to another. */
-@Experimental
 public enum VersioningBehavior {
   /**
    * An unspecified versioning behavior. By default, workers opting into worker versioning will be

@@ -3,7 +3,6 @@
 import javax.annotation.Nonnull;
 
 /** Represents the override of a worker's versioning behavior for a workflow execution. */
-@Experimental
 public abstract class VersioningOverride {
   private VersioningOverride() {}
 

@@ -5,7 +5,6 @@
 import javax.annotation.Nullable;
 
 /** Represents the version of a specific worker deployment. */
-@Experimental
 public class WorkerDeploymentVersion {
   private final String deploymentName;
   private final String buildId;

@@ -230,7 +230,6 @@ public List<POJOWorkflowMethodMetadata> getUpdateValidatorMethods() {
    * @throws RuntimeException if the method is not found on the implementation class or is not a
    *     workflow method.
    */
-  @Experimental
   @Nullable
   public static VersioningBehavior getVersioningBehaviorForMethod(
       Class<?> implementationClass, POJOWorkflowMethodMetadata workflowMethod) {

@@ -62,6 +62,7 @@ DescribeWorkflowExecutionResponse describeWorkflowExecution(
       DescribeWorkflowExecutionRequest request);
 
   @Experimental
+  @Deprecated
   UpdateWorkerBuildIdCompatibilityResponse updateWorkerBuildIdCompatability(
       UpdateWorkerBuildIdCompatibilityRequest request);
 
@@ -70,9 +71,11 @@ ExecuteMultiOperationResponse executeMultiOperation(
       ExecuteMultiOperationRequest request, @Nonnull Deadline deadline);
 
   @Experimental
+  @Deprecated
   GetWorkerBuildIdCompatibilityResponse getWorkerBuildIdCompatability(
       GetWorkerBuildIdCompatibilityRequest req);
 
   @Experimental
+  @Deprecated
   GetWorkerTaskReachabilityResponse GetWorkerTaskReachability(GetWorkerTaskReachabilityRequest req);
 }
@@ -364,6 +364,7 @@ public CompletableFuture<PollWorkflowExecutionUpdateResponse> pollUpdateAsync(
         new GrpcRetryer.GrpcRetryerOptions(DefaultStubLongPollRpcRetryOptions.INSTANCE, deadline));
   }
 
+  @SuppressWarnings("deprecation")
   @Override
   public UpdateWorkerBuildIdCompatibilityResponse updateWorkerBuildIdCompatability(
       UpdateWorkerBuildIdCompatibilityRequest request) {
@@ -376,6 +377,7 @@ public UpdateWorkerBuildIdCompatibilityResponse updateWorkerBuildIdCompatability
         grpcRetryerOptions);
   }
 
+  @SuppressWarnings("deprecation")
   @Override
   public GetWorkerBuildIdCompatibilityResponse getWorkerBuildIdCompatability(
       GetWorkerBuildIdCompatibilityRequest req) {
@@ -388,6 +390,7 @@ public GetWorkerBuildIdCompatibilityResponse getWorkerBuildIdCompatability(
         grpcRetryerOptions);
   }
 
+  @SuppressWarnings("deprecation")
   @Override
   public GetWorkerTaskReachabilityResponse GetWorkerTaskReachability(
       GetWorkerTaskReachabilityRequest req) {

@@ -1,13 +1,11 @@
 package io.temporal.worker;
 
 import com.google.common.base.Preconditions;
-import io.temporal.common.Experimental;
 import io.temporal.common.VersioningBehavior;
 import io.temporal.common.WorkerDeploymentVersion;
 import java.util.Objects;
 
 /** Options for configuring the Worker Versioning feature. */
-@Experimental
 public class WorkerDeploymentOptions {
   public static Builder newBuilder() {
     return new Builder();

@@ -376,6 +376,9 @@ public Builder setDisableEagerExecution(boolean disableEagerExecution) {
      * will only receive tasks which it is compatible with.
      *
      * <p>Defaults to false
+     *
+     * @deprecated Worker Versioning is now deprecated please migrate to the <a
+     *     href="https://docs.temporal.io/worker-deployments">Worker Deployment API</a>.
      */
     @Experimental
     @Deprecated
@@ -389,6 +392,9 @@ public Builder setUseBuildIdForVersioning(boolean useBuildIdForVersioning) {
      * code the worker uses for workflows, activities, and interceptors.
      *
      * <p>A Build Id must be set if {@link #setUseBuildIdForVersioning(boolean)} is set true.
+     *
+     * @deprecated Worker Versioning is now deprecated please migrate to the <a
+     *     href="https://docs.temporal.io/worker-deployments">Worker Deployment API</a>.
      */
     @Experimental
     @Deprecated
@@ -486,7 +492,6 @@ public Builder setIdentity(String identity) {
      * Set deployment options for the worker. Exclusive with {@link #setUseBuildIdForVersioning} and
      * {@link #setBuildId(String)}.
      */
-    @Experimental
     public Builder setDeploymentOptions(WorkerDeploymentOptions deploymentOptions) {
       this.deploymentOptions = deploymentOptions;
       return this;

@@ -1,6 +1,5 @@
 package io.temporal.workflow;
 
-import io.temporal.common.Experimental;
 import io.temporal.common.VersioningBehavior;
 import java.lang.annotation.ElementType;
 import java.lang.annotation.Retention;
@@ -13,7 +12,6 @@
  */
 @Retention(RetentionPolicy.RUNTIME)
 @Target(ElementType.METHOD)
-@Experimental
 public @interface WorkflowVersioningBehavior {
   /**
    * The behavior to apply to this workflow. See {@link VersioningBehavior} for more information.

@@ -5,7 +5,6 @@
 import io.temporal.activity.Activity;
 import io.temporal.activity.ActivityOptions;
 import io.temporal.api.common.v1.WorkflowExecution;
-import io.temporal.client.BuildIdOperation;
 import io.temporal.client.WorkflowClient;
 import io.temporal.client.WorkflowOptions;
 import io.temporal.internal.Signal;
@@ -45,7 +44,7 @@ public void testBuildIdVersioningDataSetProperly() {
 
     // Add 1.0 to the queue
     workflowClient.updateWorkerBuildIdCompatability(
-        taskQueue, BuildIdOperation.newIdInNewDefaultSet("1.0"));
+        taskQueue, io.temporal.client.BuildIdOperation.newIdInNewDefaultSet("1.0"));
 
     // Now start the worker (to avoid poll timeout while queue is unversioned)
     testWorkflowRule.getTestEnvironment().start();
@@ -65,7 +64,7 @@ public void testBuildIdVersioningDataSetProperly() {
 
     // Add 2.0 to the queue
     workflowClient.updateWorkerBuildIdCompatability(
-        taskQueue, BuildIdOperation.newIdInNewDefaultSet("2.0"));
+        taskQueue, io.temporal.client.BuildIdOperation.newIdInNewDefaultSet("2.0"));
 
     // Continue driving original workflow
     wf1.mySignal("activity");
@@ -121,7 +120,7 @@ public void testCurrentBuildIDSetProperly() throws InterruptedException {
 
     // Add 1.0 to the queue
     workflowClient.updateWorkerBuildIdCompatability(
-        taskQueue, BuildIdOperation.newIdInNewDefaultSet("1.0"));
+        taskQueue, io.temporal.client.BuildIdOperation.newIdInNewDefaultSet("1.0"));
 
     // Now start the worker (to avoid poll timeout while queue is unversioned)
     testWorkflowRule.getTestEnvironment().start();
@@ -154,7 +153,7 @@ public void testCurrentBuildIDSetProperly() throws InterruptedException {
 
     // Add 1.1 to the queue
     workflowClient.updateWorkerBuildIdCompatability(
-        taskQueue, BuildIdOperation.newCompatibleVersion("1.1", "1.0"));
+        taskQueue, io.temporal.client.BuildIdOperation.newCompatibleVersion("1.1", "1.0"));
 
     WorkerFactory w11F =
         WorkerFactory.newInstance(workflowClient, testWorkflowRule.getWorkerFactoryOptions());