diff --git a/config/settings.yml b/config/settings.yml
index 55f8392f..a3589abe 100644
--- a/config/settings.yml
+++ b/config/settings.yml
@@ -6,8 +6,9 @@ discourse_ai:
   ai_toxicity_enabled:
     default: false
     client: true
+    hidden: true
   ai_toxicity_inference_service_api_endpoint:
-    default: "https://disorder-testing.demo-by-discourse.com"
+    default: ""
   ai_toxicity_inference_service_api_endpoint_srv:
     default: ""
     hidden: true
@@ -72,9 +73,11 @@ discourse_ai:
       - sentiment
       - emotion
 
-  ai_nsfw_detection_enabled: false
+  ai_nsfw_detection_enabled:
+    default: false
+    hidden: true
   ai_nsfw_inference_service_api_endpoint:
-    default: "https://nsfw-testing.demo-by-discourse.com"
+    default: ""
   ai_nsfw_inference_service_api_endpoint_srv:
     default: ""
     hidden: true
diff --git a/spec/lib/modules/toxicity/jobs/regular/toxicity_classify_chat_message_spec.rb b/spec/lib/modules/toxicity/jobs/regular/toxicity_classify_chat_message_spec.rb
index 78c50504..47014b11 100644
--- a/spec/lib/modules/toxicity/jobs/regular/toxicity_classify_chat_message_spec.rb
+++ b/spec/lib/modules/toxicity/jobs/regular/toxicity_classify_chat_message_spec.rb
@@ -7,6 +7,7 @@ describe Jobs::ToxicityClassifyChatMessage do
     before do
       SiteSetting.ai_toxicity_enabled = true
       SiteSetting.ai_toxicity_flag_automatically = true
+      SiteSetting.ai_toxicity_inference_service_api_endpoint = "http://example.com"
     end
 
     fab!(:chat_message)
diff --git a/spec/lib/modules/toxicity/jobs/regular/toxicity_classify_post_spec.rb b/spec/lib/modules/toxicity/jobs/regular/toxicity_classify_post_spec.rb
index 9f11ad2a..e23cb2db 100644
--- a/spec/lib/modules/toxicity/jobs/regular/toxicity_classify_post_spec.rb
+++ b/spec/lib/modules/toxicity/jobs/regular/toxicity_classify_post_spec.rb
@@ -8,6 +8,7 @@ describe Jobs::ToxicityClassifyPost do
     before do
       SiteSetting.ai_toxicity_enabled = true
       SiteSetting.ai_toxicity_flag_automatically = true
+      SiteSetting.ai_toxicity_inference_service_api_endpoint = "http://example.com"
     end
 
     fab!(:post)
diff --git a/spec/lib/modules/toxicity/toxicity_classification_spec.rb b/spec/lib/modules/toxicity/toxicity_classification_spec.rb
index 7f0449d2..9a722a20 100644
--- a/spec/lib/modules/toxicity/toxicity_classification_spec.rb
+++ b/spec/lib/modules/toxicity/toxicity_classification_spec.rb
@@ -5,6 +5,8 @@ require_relative "../../../support/toxicity_inference_stubs"
 describe DiscourseAi::Toxicity::ToxicityClassification do
   fab!(:target) { Fabricate(:post) }
 
+  before { SiteSetting.ai_toxicity_inference_service_api_endpoint = "http://example.com" }
+
   describe "#request" do
     it "returns the classification and the model used for it" do
       ToxicityInferenceStubs.stub_post_classification(target, toxic: false)
diff --git a/spec/plugin_spec.rb b/spec/plugin_spec.rb
index fa01219e..a0adec53 100644
--- a/spec/plugin_spec.rb
+++ b/spec/plugin_spec.rb
@@ -3,7 +3,10 @@
 require_relative "support/toxicity_inference_stubs"
 
 describe Plugin::Instance do
-  before { SiteSetting.discourse_ai_enabled = true }
+  before do
+    SiteSetting.discourse_ai_enabled = true
+    SiteSetting.ai_toxicity_inference_service_api_endpoint = "http://example.com"
+  end
 
   describe "on reviewable_transitioned_to event" do
     fab!(:post)
diff --git a/spec/shared/chat_message_classificator_spec.rb b/spec/shared/chat_message_classificator_spec.rb
index 763473f6..fb7da8bb 100644
--- a/spec/shared/chat_message_classificator_spec.rb
+++ b/spec/shared/chat_message_classificator_spec.rb
@@ -8,6 +8,8 @@ describe DiscourseAi::ChatMessageClassificator do
   let(:model) { DiscourseAi::Toxicity::ToxicityClassification.new }
   let(:classification) { described_class.new(model) }
 
+  before { SiteSetting.ai_toxicity_inference_service_api_endpoint = "http://example.com" }
+
   describe "#classify!" do
     before { ToxicityInferenceStubs.stub_chat_message_classification(chat_message, toxic: true) }
 
diff --git a/spec/shared/post_classificator_spec.rb b/spec/shared/post_classificator_spec.rb
index 575ed256..3ef42d53 100644
--- a/spec/shared/post_classificator_spec.rb
+++ b/spec/shared/post_classificator_spec.rb
@@ -8,6 +8,8 @@ describe DiscourseAi::PostClassificator do
   let(:model) { DiscourseAi::Toxicity::ToxicityClassification.new }
   let(:classification) { described_class.new(model) }
 
+  before { SiteSetting.ai_toxicity_inference_service_api_endpoint = "http://example.com" }
+
   describe "#classify!" do
     before { ToxicityInferenceStubs.stub_post_classification(post, toxic: true) }
 
diff --git a/spec/system/toxicity/reviewable_ai_chat_message_spec.rb b/spec/system/toxicity/reviewable_ai_chat_message_spec.rb
index 40add4fe..82f7d2ec 100644
--- a/spec/system/toxicity/reviewable_ai_chat_message_spec.rb
+++ b/spec/system/toxicity/reviewable_ai_chat_message_spec.rb
@@ -10,6 +10,7 @@ RSpec.describe "Toxicity-flagged chat messages", type: :system, js: true do
     sign_in(admin)
     SiteSetting.ai_toxicity_enabled = true
     SiteSetting.ai_toxicity_flag_automatically = true
+    SiteSetting.ai_toxicity_inference_service_api_endpoint = "http://example.com"
 
     ToxicityInferenceStubs.stub_chat_message_classification(chat_message, toxic: true)