diff --git a/src/applications/conduit/method/maniphest/ConduitAPI_maniphest_query_Method.php b/src/applications/conduit/method/maniphest/ConduitAPI_maniphest_query_Method.php
index 73ce3ae55d..8d7c535e88 100644
--- a/src/applications/conduit/method/maniphest/ConduitAPI_maniphest_query_Method.php
+++ b/src/applications/conduit/method/maniphest/ConduitAPI_maniphest_query_Method.php
@@ -53,10 +53,12 @@ class ConduitAPI_maniphest_query_Method
     $orders = implode(', ', $orders);
 
     return array(
-      'ownerPHIDs'        => 'optional list',
-      'authorPHIDs'       => 'optional list',
-      'projectPHIDs'      => 'optional list',
-      'ccPHIDs'           => 'optional list',
+      'ids'               => 'optional list<uint>',
+      'phids'             => 'optional list<phid>',
+      'ownerPHIDs'        => 'optional list<phid>',
+      'authorPHIDs'       => 'optional list<phid>',
+      'projectPHIDs'      => 'optional list<phid>',
+      'ccPHIDs'           => 'optional list<phid>',
       'fullText'          => 'optional string',
 
       'status'            => 'optional enum<'.$statuses.'>',
@@ -79,6 +81,16 @@ class ConduitAPI_maniphest_query_Method
   protected function execute(ConduitAPIRequest $request) {
     $query = new ManiphestTaskQuery();
 
+    $task_ids = $request->getValue('ids');
+    if ($task_ids) {
+      $query->withTaskIDs($task_ids);
+    }
+
+    $task_phids = $request->getValue('phids');
+    if ($task_phids) {
+      $query->withTaskPHIDs($task_phids);
+    }
+
     $owners = $request->getValue('ownerPHIDs');
     if ($owners) {
       $query->withOwners($owners);
diff --git a/src/applications/maniphest/ManiphestTaskQuery.php b/src/applications/maniphest/ManiphestTaskQuery.php
index 5f8fcbbcdd..4ab9a2359d 100644
--- a/src/applications/maniphest/ManiphestTaskQuery.php
+++ b/src/applications/maniphest/ManiphestTaskQuery.php
@@ -25,6 +25,7 @@
 final class ManiphestTaskQuery extends PhabricatorQuery {
 
   private $taskIDs          = array();
+  private $taskPHIDs        = array();
   private $authorPHIDs      = array();
   private $ownerPHIDs       = array();
   private $includeUnowned   = null;
@@ -85,6 +86,11 @@ final class ManiphestTaskQuery extends PhabricatorQuery {
     return $this;
   }
 
+  public function withTaskPHIDs(array $phids) {
+    $this->taskPHIDs = $phids;
+    return $this;
+  }
+
   public function withOwners(array $owners) {
     $this->includeUnowned = false;
     foreach ($owners as $k => $phid) {
@@ -197,6 +203,7 @@ final class ManiphestTaskQuery extends PhabricatorQuery {
 
     $where = array();
     $where[] = $this->buildTaskIDsWhereClause($conn);
+    $where[] = $this->buildTaskPHIDsWhereClause($conn);
     $where[] = $this->buildStatusWhereClause($conn);
     $where[] = $this->buildPriorityWhereClause($conn);
     $where[] = $this->buildAuthorWhereClause($conn);
@@ -288,7 +295,7 @@ final class ManiphestTaskQuery extends PhabricatorQuery {
     return $tasks;
   }
 
-  private function buildTaskIDsWhereClause($conn) {
+  private function buildTaskIDsWhereClause(AphrontDatabaseConnection $conn) {
     if (!$this->taskIDs) {
       return null;
     }
@@ -299,7 +306,18 @@ final class ManiphestTaskQuery extends PhabricatorQuery {
       $this->taskIDs);
   }
 
-  private function buildStatusWhereClause($conn) {
+  private function buildTaskPHIDsWhereClause(AphrontDatabaseConnection $conn) {
+    if (!$this->taskPHIDs) {
+      return null;
+    }
+
+    return qsprintf(
+      $conn,
+      'phid in (%Ls)',
+      $this->taskPHIDs);
+  }
+
+  private function buildStatusWhereClause(AphrontDatabaseConnection $conn) {
 
     static $map = array(
       self::STATUS_RESOLVED   => ManiphestTaskStatus::STATUS_CLOSED_RESOLVED,
@@ -328,7 +346,7 @@ final class ManiphestTaskQuery extends PhabricatorQuery {
     }
   }
 
-  private function buildPriorityWhereClause($conn) {
+  private function buildPriorityWhereClause(AphrontDatabaseConnection $conn) {
     if ($this->priority !== null) {
       return qsprintf(
         $conn,
@@ -345,7 +363,7 @@ final class ManiphestTaskQuery extends PhabricatorQuery {
     return null;
   }
 
-  private function buildAuthorWhereClause($conn) {
+  private function buildAuthorWhereClause(AphrontDatabaseConnection $conn) {
     if (!$this->authorPHIDs) {
       return null;
     }
@@ -356,7 +374,7 @@ final class ManiphestTaskQuery extends PhabricatorQuery {
       $this->authorPHIDs);
   }
 
-  private function buildOwnerWhereClause($conn) {
+  private function buildOwnerWhereClause(AphrontDatabaseConnection $conn) {
     if (!$this->ownerPHIDs) {
       if ($this->includeUnowned === null) {
         return null;
@@ -384,7 +402,7 @@ final class ManiphestTaskQuery extends PhabricatorQuery {
     }
   }
 
-  private function buildFullTextWhereClause($conn) {
+  private function buildFullTextWhereClause(AphrontDatabaseConnection $conn) {
     if (!$this->fullTextSearch) {
       return null;
     }
@@ -408,7 +426,7 @@ final class ManiphestTaskQuery extends PhabricatorQuery {
       $fulltext_results);
   }
 
-  private function buildSubscriberWhereClause($conn) {
+  private function buildSubscriberWhereClause(AphrontDatabaseConnection $conn) {
     if (!$this->subscriberPHIDs) {
       return null;
     }
@@ -419,7 +437,7 @@ final class ManiphestTaskQuery extends PhabricatorQuery {
       $this->subscriberPHIDs);
   }
 
-  private function buildProjectWhereClause($conn) {
+  private function buildProjectWhereClause(AphrontDatabaseConnection $conn) {
     if (!$this->projectPHIDs && !$this->includeNoProject) {
       return null;
     }
@@ -440,7 +458,7 @@ final class ManiphestTaskQuery extends PhabricatorQuery {
     return '('.implode(') OR (', $parts).')';
   }
 
-  private function buildProjectJoinClause($conn) {
+  private function buildProjectJoinClause(AphrontDatabaseConnection $conn) {
     if (!$this->projectPHIDs && !$this->includeNoProject) {
       return null;
     }
@@ -453,7 +471,7 @@ final class ManiphestTaskQuery extends PhabricatorQuery {
       $project_dao->getTableName());
   }
 
-  private function buildAnyProjectWhereClause($conn) {
+  private function buildAnyProjectWhereClause(AphrontDatabaseConnection $conn) {
     if (!$this->anyProjectPHIDs) {
       return null;
     }
@@ -464,7 +482,7 @@ final class ManiphestTaskQuery extends PhabricatorQuery {
       $this->anyProjectPHIDs);
   }
 
-  private function buildAnyProjectJoinClause($conn) {
+  private function buildAnyProjectJoinClause(AphrontDatabaseConnection $conn) {
     if (!$this->anyProjectPHIDs) {
       return null;
     }
@@ -476,7 +494,7 @@ final class ManiphestTaskQuery extends PhabricatorQuery {
       $project_dao->getTableName());
   }
 
-  private function buildXProjectWhereClause($conn) {
+  private function buildXProjectWhereClause(AphrontDatabaseConnection $conn) {
     if (!$this->xprojectPHIDs) {
       return null;
     }
@@ -486,7 +504,7 @@ final class ManiphestTaskQuery extends PhabricatorQuery {
       'xproject.projectPHID IS NULL');
   }
 
-  private function buildXProjectJoinClause($conn) {
+  private function buildXProjectJoinClause(AphrontDatabaseConnection $conn) {
     if (!$this->xprojectPHIDs) {
       return null;
     }
@@ -500,7 +518,7 @@ final class ManiphestTaskQuery extends PhabricatorQuery {
       $this->xprojectPHIDs);
   }
 
-  private function buildSubscriberJoinClause($conn) {
+  private function buildSubscriberJoinClause(AphrontDatabaseConnection $conn) {
     if (!$this->subscriberPHIDs) {
       return null;
     }
@@ -512,7 +530,7 @@ final class ManiphestTaskQuery extends PhabricatorQuery {
       $subscriber_dao->getTableName());
   }
 
-  private function buildOrderClause($conn) {
+  private function buildOrderClause(AphrontDatabaseConnection $conn) {
     $order = array();
 
     switch ($this->groupBy) {