diff --git a/src/test/java/org/prebid/server/it/OpenxTest.java b/src/test/java/org/prebid/server/it/OpenxTest.java
index acbb6015bef..562c70e0cb9 100644
--- a/src/test/java/org/prebid/server/it/OpenxTest.java
+++ b/src/test/java/org/prebid/server/it/OpenxTest.java
@@ -34,14 +34,14 @@ public void openrtb2AuctionShouldRespondWithBidsFromOpenx() throws IOException,
     public void openrtb2AuctionWithNativeShouldRespondWithBidsFromOpenx() throws IOException, JSONException {
         // given
         WIRE_MOCK_RULE.stubFor(post(urlPathEqualTo("/openx-exchange"))
-                .withRequestBody(equalToJson(jsonFrom("openrtb2/openx/test-native-request.json")))
-                .willReturn(aResponse().withBody(jsonFrom("openrtb2/openx/test-native-response.json"))));
+                .withRequestBody(equalToJson(jsonFrom("openrtb2/openx/test-openx-native-request.json")))
+                .willReturn(aResponse().withBody(jsonFrom("openrtb2/openx/test-openx-native-response.json"))));
 
         // when
-        final Response response = responseFor("openrtb2/openx/test-native-request.json",
+        final Response response = responseFor("openrtb2/openx/test-auction-openx-native-request.json",
                 Endpoint.openrtb2_auction);
 
         // then
-        assertJsonEquals("openrtb2/openx/test-native-response.json", response, singletonList("openx"));
+        assertJsonEquals("openrtb2/openx/test-auction-openx-native-response.json", response, singletonList("openx"));
     }
 }
diff --git a/src/test/resources/org/prebid/server/it/openrtb2/openx/test-auction-openx-native-request.json b/src/test/resources/org/prebid/server/it/openrtb2/openx/test-auction-openx-native-request.json
new file mode 100644
index 00000000000..fd54d6cfd9c
--- /dev/null
+++ b/src/test/resources/org/prebid/server/it/openrtb2/openx/test-auction-openx-native-request.json
@@ -0,0 +1,31 @@
+{
+  "id": "request_id",
+  "imp": [
+    {
+      "id": "imp_id",
+      "native": {
+        "request": "{\"assets\":[{\"id\":1,\"required\":1,\"title\":{\"len\":25}},{\"id\":2,\"required\":1,\"img\":{\"type\":3,\"wmin\":200,\"hmin\":200}}]}"
+      },
+      "ext": {
+        "openx": {
+          "unit": "539439964",
+          "delDomain": "se-demo-d.openx.net",
+          "customFloor": "0.5",
+          "customParams": {
+            "foo": "bar",
+            "multifoo": [
+              "bar1",
+              "bar2"
+            ]
+          }
+        }
+      }
+    }
+  ],
+  "tmax": 5000,
+  "regs": {
+    "ext": {
+      "gdpr": 0
+    }
+  }
+}
diff --git a/src/test/resources/org/prebid/server/it/openrtb2/openx/test-auction-openx-native-response.json b/src/test/resources/org/prebid/server/it/openrtb2/openx/test-auction-openx-native-response.json
new file mode 100644
index 00000000000..ec05e20c07d
--- /dev/null
+++ b/src/test/resources/org/prebid/server/it/openrtb2/openx/test-auction-openx-native-response.json
@@ -0,0 +1,38 @@
+{
+  "id": "request_id",
+  "seatbid": [
+    {
+      "bid": [
+        {
+          "id": "bid_id",
+          "impid": "imp_id",
+          "exp": 300,
+          "price": 5.78,
+          "adm": "{\"native\":{\"ver\":\"1.2\",\"assets\":[{\"id\":1,\"title\":{\"text\":\"Native Ad Title\"}},{\"id\":2,\"img\":{\"url\":\"https://example.com/image.jpg\",\"w\":200,\"h\":200}}],\"link\":{\"url\":\"https://example.com/click\"},\"imptrackers\":[\"https://example.com/impression\"]}}",
+          "crid": "crid00",
+          "w": 300,
+          "h": 250,
+          "ext": {
+            "prebid": {
+              "type": "native"
+            },
+            "origbidcpm": 5.78,
+            "origbidcur": "USD"
+          }
+        }
+      ],
+      "seat": "openx",
+      "group": 0
+    }
+  ],
+  "cur": "USD",
+  "ext": {
+    "responsetimemillis": {
+      "openx": "{{ openx.response_time_ms }}"
+    },
+    "prebid": {
+      "auctiontimestamp": 0
+    },
+    "tmaxrequest": 5000
+  }
+}
diff --git a/src/test/resources/org/prebid/server/it/openrtb2/openx/test-native-request.json b/src/test/resources/org/prebid/server/it/openrtb2/openx/test-native-request.json
deleted file mode 100644
index a019adffee1..00000000000
--- a/src/test/resources/org/prebid/server/it/openrtb2/openx/test-native-request.json
+++ /dev/null
@@ -1,31 +0,0 @@
-{
-  "id": "bidRequestId",
-  "imp": [
-    {
-      "id": "impId1",
-      "native": {
-        "request": "{\"assets\":[{\"id\":1,\"required\":1,\"title\":{\"len\":25}},{\"id\":2,\"required\":1,\"img\":{\"type\":3,\"wmin\":200,\"hmin\":200}}]}"
-      },
-      "ext": {
-        "bidder": {
-          "customParams": {
-            "foo": "bar"
-          },
-          "unit": "123456",
-          "delDomain": "se-demo-d.openx.net"
-        }
-      }
-    }
-  ],
-  "user": {
-    "ext": {
-      "consent": "consentString"
-    }
-  },
-  "regs": {
-    "coppa": 0,
-    "ext": {
-      "gdpr": 1
-    }
-  }
-}
diff --git a/src/test/resources/org/prebid/server/it/openrtb2/openx/test-openx-native-request.json b/src/test/resources/org/prebid/server/it/openrtb2/openx/test-openx-native-request.json
new file mode 100644
index 00000000000..5026b82c24c
--- /dev/null
+++ b/src/test/resources/org/prebid/server/it/openrtb2/openx/test-openx-native-request.json
@@ -0,0 +1,53 @@
+{
+  "id": "request_id",
+  "imp": [
+    {
+      "id": "imp_id",
+      "secure": 1,
+      "native": {
+        "request": "{\"assets\":[{\"id\":1,\"required\":1,\"title\":{\"len\":25}},{\"id\":2,\"required\":1,\"img\":{\"type\":3,\"wmin\":200,\"hmin\":200}}]}"
+      },
+      "tagid": "539439964",
+      "bidfloor": 0.5,
+      "ext": {
+        "customParams": {
+          "foo": "bar",
+          "multifoo": [
+            "bar1",
+            "bar2"
+          ]
+        },
+        "tid" : "${json-unit.any-string}"
+      }
+    }
+  ],
+  "source": {
+    "tid": "${json-unit.any-string}"
+  },
+  "site": {
+    "domain": "www.example.com",
+    "page": "http://www.example.com",
+    "publisher": {
+      "domain": "example.com"
+    },
+    "ext": {
+      "amp": 0
+    }
+  },
+  "device": {
+    "ua": "userAgent",
+    "ip": "193.168.244.1"
+  },
+  "at": 1,
+  "tmax": "${json-unit.any-number}",
+  "cur": [
+    "USD"
+  ],
+  "regs": {
+    "gdpr": 0
+  },
+  "ext": {
+    "delDomain": "se-demo-d.openx.net",
+    "bc": "hb_pbs_1.0.0"
+  }
+}
diff --git a/src/test/resources/org/prebid/server/it/openrtb2/openx/test-native-response.json b/src/test/resources/org/prebid/server/it/openrtb2/openx/test-openx-native-response.json
similarity index 50%
rename from src/test/resources/org/prebid/server/it/openrtb2/openx/test-native-response.json
rename to src/test/resources/org/prebid/server/it/openrtb2/openx/test-openx-native-response.json
index 8292b1504d7..7dea140f71e 100644
--- a/src/test/resources/org/prebid/server/it/openrtb2/openx/test-native-response.json
+++ b/src/test/resources/org/prebid/server/it/openrtb2/openx/test-openx-native-response.json
@@ -1,23 +1,20 @@
 {
-  "id": "bidRequestId",
+  "id": "request_id",
   "seatbid": [
     {
       "bid": [
         {
-          "id": "bidId1",
-          "impid": "impId1",
-          "price": 1.5,
+          "id": "bid_id",
+          "impid": "imp_id",
+          "price": 5.78,
           "adm": "{\"native\":{\"ver\":\"1.2\",\"assets\":[{\"id\":1,\"title\":{\"text\":\"Native Ad Title\"}},{\"id\":2,\"img\":{\"url\":\"https://example.com/image.jpg\",\"w\":200,\"h\":200}}],\"link\":{\"url\":\"https://example.com/click\"},\"imptrackers\":[\"https://example.com/impression\"]}}",
-          "adomain": ["example.com"],
-          "iurl": "https://example.com/image.jpg",
-          "cid": "campaignId1",
-          "crid": "creativeId1",
-          "dealid": "dealId1",
-          "w": 200,
-          "h": 200
+          "crid": "crid00",
+          "w": 300,
+          "h": 250
         }
-      ]
+      ],
+      "seat": "seatId00",
+      "group": 0
     }
-  ],
-  "cur": "USD"
+  ]
 }