diff --git a/config/__init__.py b/config/__init__.py
index f44eefaa7..a66846f5f 100644
--- a/config/__init__.py
+++ b/config/__init__.py
@@ -255,6 +255,10 @@ def get_variation(variation_key, variations_dict, defaults_dict):
 # See /docs/ab-testing.md for configuration instructions
 AB_EXPERIMENTS = {}
 
+ES_LOG_ENABLED = False
+
+if PRODUCTION:
+    ES_LOG_ENABLED = True
 
 from webcompat import app  # noqa
 
diff --git a/config/environment.py b/config/environment.py
index e3129148e..ee707e9dc 100644
--- a/config/environment.py
+++ b/config/environment.py
@@ -42,6 +42,9 @@
     BUGBUG_HTTP_SERVER = "https://bugbug.herokuapp.com"
     CLASSIFIER_PATH = "needsdiagnosis/predict/github/webcompat/web-bugs-private"  # noqa
     AUTOCLOSED_MILESTONE_ID = 15
+    ES_URL = os.environ.get('ES_URL')
+    ES_API_KEY_ID = os.environ.get('ES_API_KEY_ID')
+    ES_API_KEY = os.environ.get('ES_API_KEY')
 
 if STAGING:
     GITHUB_CLIENT_ID = os.environ.get('STAGING_GITHUB_CLIENT_ID')
@@ -61,6 +64,10 @@
     BUGBUG_HTTP_SERVER = "https://bugbug.herokuapp.com"
     CLASSIFIER_PATH = "needsdiagnosis/predict/github/webcompat/webcompat-tests-private"  # noqa
     AUTOCLOSED_MILESTONE_ID = 5
+    ES_URL = os.environ.get('ES_URL')
+    ES_API_KEY_ID = os.environ.get('ES_API_KEY_ID')
+    ES_API_KEY = os.environ.get('ES_API_KEY')
+
 
 if LOCALHOST:
     # for now we are using .env only on localhost
@@ -85,6 +92,9 @@
     BUGBUG_HTTP_SERVER = "http://0.0.0.0:8000"
     CLASSIFIER_PATH = "needsdiagnosis/predict/github/webcompat/webcompat-tests-private"  # noqa
     AUTOCLOSED_MILESTONE_ID = 5
+    ES_URL = os.environ.get('ES_URL')
+    ES_API_KEY_ID = os.environ.get('ES_API_KEY_ID')
+    ES_API_KEY = os.environ.get('ES_API_KEY')
 
 # BUG STATUS
 # The id will be initialized when the app is started.
diff --git a/config/requirements.txt b/config/requirements.txt
index c12340fe7..3c7d1ab64 100644
--- a/config/requirements.txt
+++ b/config/requirements.txt
@@ -1,4 +1,5 @@
 blinker==1.4
+elasticsearch==8.2.0
 Flask==2.0.1
 Flask-Firehose==0.2.3
 Flask-Limiter==1.4
diff --git a/webcompat/webhooks/model.py b/webcompat/webhooks/model.py
index 64d1de039..c0de1263b 100644
--- a/webcompat/webhooks/model.py
+++ b/webcompat/webhooks/model.py
@@ -8,6 +8,8 @@
 
 from dataclasses import dataclass
 from typing import List
+from datetime import datetime
+from elasticsearch import Elasticsearch
 
 from requests.exceptions import HTTPError, ConnectionError
 
@@ -29,6 +31,15 @@
 AUTOCLOSED_MILESTONE_ID = app.config['AUTOCLOSED_MILESTONE_ID']
 THRESHOLD = 0.97
 
+if app.config['ES_LOG_ENABLED']:
+    ES = Elasticsearch(
+        app.config['ES_URL'],
+        api_key=(
+            app.config['ES_API_KEY_ID'],
+            app.config['ES_API_KEY']
+        )
+    )
+
 
 @dataclass
 class WebHookIssue:
@@ -267,6 +278,21 @@ def classify(self):
             payload_request = {'milestone': AUTOCLOSED_MILESTONE_ID}
             make_request('patch', path, payload_request)
 
+        if app.config['ES_LOG_ENABLED']:
+            # save prediction result to ES
+            doc = {
+                "issue": int(self.number),
+                "issue_url": self.html_url,
+                "predicted_at": datetime.now(),
+                "prediction": data,
+            }
+
+            ES.index(
+                index="bugbug_predictions",
+                id=int(self.number),
+                body=doc,
+            )
+
     def add_bugbug_tracking_label(self, label_name):
         payload = {'labels': [label_name]}
         path = f'repos/{PUBLIC_REPO}/{self.number}/labels'