diff --git a/uid2_client/identity_map_client.py b/uid2_client/identity_map_client.py
index d050456..d77ec9d 100644
--- a/uid2_client/identity_map_client.py
+++ b/uid2_client/identity_map_client.py
@@ -1,6 +1,7 @@
 import base64
 import datetime as dt
 import json
+import time
 from datetime import timezone
 
 from .identity_buckets_response import IdentityBucketsResponse
@@ -37,9 +38,12 @@ def __init__(self, base_url, api_key, client_secret):
     def generate_identity_map(self, identity_map_input):
         req, nonce = make_v2_request(self._client_secret, dt.datetime.now(tz=timezone.utc),
                                      identity_map_input.get_identity_map_input_as_json_string().encode())
+        start_time = time.time()
         resp = post(self._base_url, '/v2/identity/map', headers=auth_headers(self._api_key), data=req)
         resp_body = parse_v2_response(self._client_secret, resp.read(), nonce)
-        return IdentityMapResponse(resp_body, identity_map_input)
+        end_time = time.time()
+        elapsed_time = end_time - start_time
+        return IdentityMapResponse(resp_body, identity_map_input, elapsed_time)
 
     def get_identity_buckets(self, since_timestamp):
         req, nonce = make_v2_request(self._client_secret, dt.datetime.now(tz=timezone.utc),
diff --git a/uid2_client/identity_map_response.py b/uid2_client/identity_map_response.py
index 814cd74..5fe9487 100644
--- a/uid2_client/identity_map_response.py
+++ b/uid2_client/identity_map_response.py
@@ -2,12 +2,17 @@
 
 
 class IdentityMapResponse:
-    def __init__(self, response, identity_map_input):
+    def __init__(self, response, identity_map_input, elapsed_time=None):
         self._mapped_identities = {}
         self._unmapped_identities = {}
+        self._response = response
+        self._elapsed_time = None
         response_json = json.loads(response)
         self._status = response_json["status"]
 
+        if elapsed_time is not None:
+            self._elapsed_time = elapsed_time
+
         if not self.is_success():
             raise ValueError("Got unexpected identity map status: " + self._status)
 
@@ -44,6 +49,15 @@ def unmapped_identities(self):
     @property
     def status(self):
         return self._status
+        
+    @property
+    def elapsed_time(self):
+        return self._elapsed_time
+    
+
+    @property
+    def response(self):
+        return self._response
 
 
 class MappedIdentity: