diff --git a/src/java/com/google/devtools/mobileharness/fe/v6/service/host/provider/BUILD b/src/java/com/google/devtools/mobileharness/fe/v6/service/host/provider/BUILD
index b332534be2..b0369afc6a 100644
--- a/src/java/com/google/devtools/mobileharness/fe/v6/service/host/provider/BUILD
+++ b/src/java/com/google/devtools/mobileharness/fe/v6/service/host/provider/BUILD
@@ -25,6 +25,7 @@ java_library(
     srcs = glob(["*.java"]),
     deps = [
         "//src/devtools/mobileharness/fe/v6/service/proto/host:host_resources_java_proto",
+        "//src/java/com/google/devtools/mobileharness/fe/v6/service/util",
         "//src/java/com/google/devtools/mobileharness/shared/util/auto:auto_value",
         "@maven//:com_google_guava_guava",
         "@maven//:javax_inject_jsr330_api",
diff --git a/src/java/com/google/devtools/mobileharness/fe/v6/service/host/provider/HostAuxiliaryInfoProvider.java b/src/java/com/google/devtools/mobileharness/fe/v6/service/host/provider/HostAuxiliaryInfoProvider.java
index b84a2ed799..5f8b65992a 100644
--- a/src/java/com/google/devtools/mobileharness/fe/v6/service/host/provider/HostAuxiliaryInfoProvider.java
+++ b/src/java/com/google/devtools/mobileharness/fe/v6/service/host/provider/HostAuxiliaryInfoProvider.java
@@ -18,6 +18,7 @@
 
 import com.google.common.util.concurrent.ListenableFuture;
 import com.google.devtools.mobileharness.fe.v6.service.proto.host.DiagnosticLink;
+import com.google.devtools.mobileharness.fe.v6.service.util.UniverseScope;
 import java.util.List;
 import java.util.Optional;
 
@@ -25,12 +26,70 @@
 public interface HostAuxiliaryInfoProvider {
 
   /** Fetches release information and host attributes from internal services. */
-  ListenableFuture<Optional<HostReleaseInfo>> getHostReleaseInfo(String hostName);
+  ListenableFuture<Optional<HostReleaseInfo>> getHostReleaseInfo(
+      String hostName, UniverseScope universe);
+
+  /**
+   * @deprecated Use {@link #getHostReleaseInfo(String, UniverseScope)} instead. TODO: Remove after
+   *     all callers are migrated to UniverseScope.
+   */
+  @Deprecated
+  default ListenableFuture<Optional<HostReleaseInfo>> getHostReleaseInfo(
+      String hostName, String universe) {
+    return getHostReleaseInfo(hostName, UniverseScope.fromString(universe));
+  }
+
+  /**
+   * @deprecated Use {@link #getHostReleaseInfo(String, UniverseScope)} instead. TODO: Remove after
+   *     all callers are migrated to UniverseScope.
+   */
+  @Deprecated
+  default ListenableFuture<Optional<HostReleaseInfo>> getHostReleaseInfo(String hostName) {
+    return getHostReleaseInfo(hostName, new UniverseScope.SelfUniverse());
+  }
 
   /** Fetches the legacy pass-through flags for the lab server. */
-  ListenableFuture<Optional<String>> getPassThroughFlags(String hostName);
+  ListenableFuture<Optional<String>> getPassThroughFlags(String hostName, UniverseScope universe);
+
+  /**
+   * @deprecated Use {@link #getPassThroughFlags(String, UniverseScope)} instead. TODO: Remove after
+   *     all callers are migrated to UniverseScope.
+   */
+  @Deprecated
+  default ListenableFuture<Optional<String>> getPassThroughFlags(String hostName, String universe) {
+    return getPassThroughFlags(hostName, UniverseScope.fromString(universe));
+  }
+
+  /**
+   * @deprecated Use {@link #getPassThroughFlags(String, UniverseScope)} instead. TODO: Remove after
+   *     all callers are migrated to UniverseScope.
+   */
+  @Deprecated
+  default ListenableFuture<Optional<String>> getPassThroughFlags(String hostName) {
+    return getPassThroughFlags(hostName, new UniverseScope.SelfUniverse());
+  }
 
   /** Fetches the diagnostic links for the host. */
   ListenableFuture<List<DiagnosticLink>> getDiagnosticLinks(
-      String hostName, Optional<String> labType);
+      String hostName, Optional<String> labType, UniverseScope universe);
+
+  /**
+   * @deprecated Use {@link #getDiagnosticLinks(String, Optional, UniverseScope)} instead. TODO:
+   *     Remove after all callers are migrated to UniverseScope.
+   */
+  @Deprecated
+  default ListenableFuture<List<DiagnosticLink>> getDiagnosticLinks(
+      String hostName, Optional<String> labType, String universe) {
+    return getDiagnosticLinks(hostName, labType, UniverseScope.fromString(universe));
+  }
+
+  /**
+   * @deprecated Use {@link #getDiagnosticLinks(String, Optional, UniverseScope)} instead. TODO:
+   *     Remove after all callers are migrated to UniverseScope.
+   */
+  @Deprecated
+  default ListenableFuture<List<DiagnosticLink>> getDiagnosticLinks(
+      String hostName, Optional<String> labType) {
+    return getDiagnosticLinks(hostName, labType, new UniverseScope.SelfUniverse());
+  }
 }
diff --git a/src/java/com/google/devtools/mobileharness/fe/v6/service/host/provider/OssHostAuxiliaryInfoProviderImpl.java b/src/java/com/google/devtools/mobileharness/fe/v6/service/host/provider/OssHostAuxiliaryInfoProviderImpl.java
index 11ff548f69..2577ac83e9 100644
--- a/src/java/com/google/devtools/mobileharness/fe/v6/service/host/provider/OssHostAuxiliaryInfoProviderImpl.java
+++ b/src/java/com/google/devtools/mobileharness/fe/v6/service/host/provider/OssHostAuxiliaryInfoProviderImpl.java
@@ -21,6 +21,7 @@
 import com.google.common.collect.ImmutableList;
 import com.google.common.util.concurrent.ListenableFuture;
 import com.google.devtools.mobileharness.fe.v6.service.proto.host.DiagnosticLink;
+import com.google.devtools.mobileharness.fe.v6.service.util.UniverseScope;
 import java.util.List;
 import java.util.Optional;
 import javax.inject.Inject;
@@ -32,18 +33,20 @@ public class OssHostAuxiliaryInfoProviderImpl implements HostAuxiliaryInfoProvid
   OssHostAuxiliaryInfoProviderImpl() {}
 
   @Override
-  public ListenableFuture<Optional<HostReleaseInfo>> getHostReleaseInfo(String hostName) {
+  public ListenableFuture<Optional<HostReleaseInfo>> getHostReleaseInfo(
+      String hostName, UniverseScope universe) {
     return immediateFuture(Optional.empty());
   }
 
   @Override
-  public ListenableFuture<Optional<String>> getPassThroughFlags(String hostName) {
+  public ListenableFuture<Optional<String>> getPassThroughFlags(
+      String hostName, UniverseScope universe) {
     return immediateFuture(Optional.empty());
   }
 
   @Override
   public ListenableFuture<List<DiagnosticLink>> getDiagnosticLinks(
-      String hostName, Optional<String> labType) {
+      String hostName, Optional<String> labType, UniverseScope universe) {
     return immediateFuture(ImmutableList.of());
   }
 }
diff --git a/src/javatests/com/google/devtools/mobileharness/fe/v6/service/host/provider/BUILD b/src/javatests/com/google/devtools/mobileharness/fe/v6/service/host/provider/BUILD
index ed50f614e4..3bd360637e 100644
--- a/src/javatests/com/google/devtools/mobileharness/fe/v6/service/host/provider/BUILD
+++ b/src/javatests/com/google/devtools/mobileharness/fe/v6/service/host/provider/BUILD
@@ -26,6 +26,7 @@ java_library(
     srcs = glob(["*.java"]),
     deps = [
         "//src/java/com/google/devtools/mobileharness/fe/v6/service/host/provider",
+        "//src/java/com/google/devtools/mobileharness/fe/v6/service/util",
         "//src/javatests/com/google/devtools/mobileharness/builddefs:truth",
         "@maven//:junit_junit",
     ],
diff --git a/src/javatests/com/google/devtools/mobileharness/fe/v6/service/host/provider/OssHostAuxiliaryInfoProviderImplTest.java b/src/javatests/com/google/devtools/mobileharness/fe/v6/service/host/provider/OssHostAuxiliaryInfoProviderImplTest.java
index c0b380ce59..7ddc4b4aba 100644
--- a/src/javatests/com/google/devtools/mobileharness/fe/v6/service/host/provider/OssHostAuxiliaryInfoProviderImplTest.java
+++ b/src/javatests/com/google/devtools/mobileharness/fe/v6/service/host/provider/OssHostAuxiliaryInfoProviderImplTest.java
@@ -18,6 +18,7 @@
 
 import static com.google.common.truth.Truth.assertThat;
 
+import com.google.devtools.mobileharness.fe.v6.service.util.UniverseScope;
 import java.util.Optional;
 import org.junit.Before;
 import org.junit.Test;
@@ -36,17 +37,28 @@ public void setUp() {
 
   @Test
   public void getHostReleaseInfo_returnsEmpty() throws Exception {
-    assertThat(ossHostAuxiliaryInfoProviderImpl.getHostReleaseInfo("host").get()).isEmpty();
+    assertThat(
+            ossHostAuxiliaryInfoProviderImpl
+                .getHostReleaseInfo("host", new UniverseScope.SelfUniverse())
+                .get())
+        .isEmpty();
   }
 
   @Test
   public void getPassThroughFlags_returnsEmpty() throws Exception {
-    assertThat(ossHostAuxiliaryInfoProviderImpl.getPassThroughFlags("host").get()).isEmpty();
+    assertThat(
+            ossHostAuxiliaryInfoProviderImpl
+                .getPassThroughFlags("host", new UniverseScope.SelfUniverse())
+                .get())
+        .isEmpty();
   }
 
   @Test
   public void getDiagnosticLinks_returnsEmpty() throws Exception {
-    assertThat(ossHostAuxiliaryInfoProviderImpl.getDiagnosticLinks("host", Optional.empty()).get())
+    assertThat(
+            ossHostAuxiliaryInfoProviderImpl
+                .getDiagnosticLinks("host", Optional.empty(), new UniverseScope.SelfUniverse())
+                .get())
         .isEmpty();
   }
 }