diff --git a/graphiti_core/driver/neptune_driver.py b/graphiti_core/driver/neptune_driver.py
index dc77d8f8..7fa3f169 100644
--- a/graphiti_core/driver/neptune_driver.py
+++ b/graphiti_core/driver/neptune_driver.py
@@ -121,10 +121,24 @@ class NeptuneDriver(GraphDriver):
         if not host:
             raise ValueError('You must provide an endpoint to create a NeptuneDriver')
 
+        # Define Graphiti schema to avoid expensive statistics API calls
+        graphiti_schema = """
+Node labels: Episodic, Entity, Community
+Relationship types: MENTIONS, RELATES_TO, HAS_MEMBER
+Node properties: 
+  Episodic {uuid: string, name: string, group_id: string, source: string, source_description: string, content: string, valid_at: datetime, created_at: datetime, entity_edges: list}
+  Entity {uuid: string, name: string, group_id: string, summary: string, created_at: datetime, name_embedding: string, labels: list}
+  Community {uuid: string, name: string, group_id: string, summary: string, created_at: datetime, name_embedding: string}
+Relationship properties:
+  MENTIONS {created_at: datetime}
+  RELATES_TO {uuid: string, name: string, group_id: string, fact: string, fact_embedding: string, episodes: list, created_at: datetime, expired_at: datetime, valid_at: datetime, invalid_at: datetime}
+  HAS_MEMBER {uuid: string, created_at: datetime}
+"""
+
         if host.startswith('neptune-db://'):
             # This is a Neptune Database Cluster
             endpoint = host.replace('neptune-db://', '')
-            self.client = NeptuneGraph(endpoint, port)
+            self.client = NeptuneGraph(endpoint, port, schema=graphiti_schema)
             logger.debug('Creating Neptune Database session for %s', host)
         elif host.startswith('neptune-graph://'):
             # This is a Neptune Analytics Graph