diff --git a/main.py b/main.py
index f7bc1411..dd9eacf0 100644
--- a/main.py
+++ b/main.py
@@ -1,24 +1,25 @@
 # -*- coding: utf-8 -*-
-import json
-import re
-import markdown
-import os
+import binascii
 import cgi
-import urllib.request, urllib.parse, urllib.error
-import time
+import datetime
 import functools
+import json
 import logging
-import binascii
-import datetime
-import geoip2.database
-
-from flask import Flask, render_template, request, make_response, session, Response
-
+import os
+import re
+import time
+import urllib.error
+import urllib.parse
+import urllib.request
 
-from ideone import Ideone
+import geoip2.database
+import urllib3
+from flask import (Flask, Response, make_response, render_template, request,
+                   session)
 
 import constants
-
+import markdown
+from ideone import Ideone
 
 courses = json.load(open("courses.json"))
 
@@ -270,6 +271,39 @@ def get_tutorial(tutorial_id, language="en"):
     else:
         return td
 
+pool_manager = urllib3.PoolManager() # using this connection pool reduces latency 
+
+def get_gruvian_ad(tag=None):
+
+    env = 'dev' if request.host == 'localhost:5000' else 'prod'
+
+    gruvian_api_key = os.environ.get('GRUVIAN_API_KEY', "")
+    
+    if not gruvian_api_key:
+        return None
+
+    url = 'https://api.gruvian.com/v1/auctions'
+
+    request_body = json.dumps(
+        {
+            "format_id": 6,
+            "tags": [tag] if tag else [],
+            "test_mode": env == 'dev',
+        }
+    )
+
+    headers = {
+        "Authorization": "Bearer " + gruvian_api_key,
+        "Content-Type": "application/json",
+    }
+
+    try:
+        r = pool_manager.request("POST", url, headers=headers, body=request_body)
+        resp_body = json.loads(r.data.decode("utf-8"))
+        return resp_body
+    except Exception:
+        return None
+    
 
 def error404():
     domain_data = get_domain_data()
@@ -409,6 +443,17 @@ def index(title, language="en"):
             response = None
         is_german_user = response and response.country.iso_code == 'DE'
 
+        gruvian_ad = None
+
+        language = domain_data['language']
+
+        if language != 'python' and language != 'sql':
+            # any domain that doesn't have a sponsorship from DataCamp
+            gruvian_ad = get_gruvian_ad(language)
+
+            if gruvian_ad and not gruvian_ad.get('filled', False):
+                gruvian_ad = None
+
         return make_response(render_template(
             "index-python.html" if (language == "en" and domain_data["language"] == "python") else "index.html",
             tutorial_page=tutorial != "Welcome",
@@ -425,6 +470,7 @@ def index(title, language="en"):
             uid=uid,
             env="dev" if request.host == "localhost:5000" else "prod",
             is_german_user=is_german_user,
+            gruvian_ad=gruvian_ad,
             **current_tutorial_data
         ))
 
diff --git a/requirements.txt b/requirements.txt
index 4cd30c32..61f16c56 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,5 @@
 flask
 redis
 gunicorn
-geoip2
\ No newline at end of file
+geoip2
+urllib3
\ No newline at end of file
diff --git a/templates/index.html b/templates/index.html
index 4d783e46..a5fe799b 100644
--- a/templates/index.html
+++ b/templates/index.html
@@ -149,9 +149,19 @@ <h4>Sponsors</h4>
 {#                    <a href="http://onelink.to/5tw9ex"><img src="/static/img/banners/typetap-banner.png" target="_blank"></a>#}
 {#                </div>#}
                 <div class="mt-3">
-                  <a href="https://codingforkids.io?utm_source=learnpython&utm_medium=banner&utm_campaign=cfk-learnpython&utm_id=learnpython" target="_blank">
-                    <img src="/static/img/banners/cfk/promo_high.png" style="width: 100%; margin-bottom: 10px"/>
-                  </a>
+{#                  <a href="https://codingforkids.io?utm_source=learnpython&utm_medium=banner&utm_campaign=cfk-learnpython&utm_id=learnpython" target="_blank"> #}
+{#                      <img src="/static/img/banners/cfk/promo_high.png" style="width: 100%; margin-bottom: 10px"/>#}
+{#                  </a>#}
+                    {% if gruvian_ad %}
+                        <a target="_blank" href="{{gruvian_ad.click_url}}">
+                            <img src="{{ gruvian_ad.ad.image.url }}" alt="{{ gruvian_ad.ad.image.alt if gruvian_ad.ad.image.alt else 'Gruvian Ad' }}" style="width: 100%; height: auto; margin-bottom: 10px">
+                        </a>
+                    {% else %}
+                        <a href="https://codingforkids.io?utm_source=learnpython&utm_medium=banner&utm_campaign=cfk-learnpython&utm_id=learnpython" target="_blank">
+                            <img src="/static/img/banners/cfk/promo_high.png" style="width: 100%; margin-bottom: 10px"/>
+                        </a>
+                    {% endif %}
+
 {#                    <script async src="//pagead2.googlesyndication.com/pagead/js/adsbygoogle.js"></script>#}
 {#                    <!-- Interactive Tutorials Right -->#}
 {#                    <ins class="adsbygoogle"#}
@@ -178,6 +188,13 @@ <h4>Sponsors</h4>
                     <img src="/static/img/masterschool.png" style="width: 150px;"/>
                   </a>
                 </div>
+                <hr />
+                <div class="mt-3">
+                    <a href="https://app.gruvian.com/preview/13" class="btn btn-primary btn-block">
+                        Sponsor this Site
+                    </a>
+                    
+                </div>
                 <h4 class="mt-3">Chapters</h4>
                 <hr/>
                 <div class="mt-2">