diff --git a/config/routes.rb b/config/routes.rb
index 171f7b7c9..4eae70fdc 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -432,8 +432,6 @@ Rails.application.routes.draw do
               post :toggle_deletion
               # V2 Billing endpoints
               get :credits_balance
-              get :usage_metrics
-              post :enable_v2_billing
             end
           end
         end
diff --git a/enterprise/app/controllers/enterprise/api/v1/accounts_controller.rb b/enterprise/app/controllers/enterprise/api/v1/accounts_controller.rb
index 9bcfa58ad..0f66efc89 100644
--- a/enterprise/app/controllers/enterprise/api/v1/accounts_controller.rb
+++ b/enterprise/app/controllers/enterprise/api/v1/accounts_controller.rb
@@ -57,8 +57,6 @@ class Enterprise::Api::V1::AccountsController < Api::BaseController
 
   # V2 Billing Endpoints
   def credits_balance
-    return render_v2_not_enabled unless v2_enabled?
-
     service = Enterprise::Billing::V2::CreditManagementService.new(account: @account)
     balance = service.credit_balance
 
@@ -70,41 +68,6 @@ class Enterprise::Api::V1::AccountsController < Api::BaseController
     }
   end
 
-  def usage_metrics
-    return render_v2_not_enabled unless v2_enabled?
-
-    service = Enterprise::Billing::V2::UsageAnalyticsService.new(account: @account)
-    result = service.fetch_usage_summary
-
-    if result[:success]
-      render json: result
-    else
-      render json: { error: result[:message] }, status: :unprocessable_entity
-    end
-  end
-
-  def enable_v2_billing
-    unless Rails.application.config.stripe_v2[:enabled]
-      return render json: { error: 'V2 billing not enabled system-wide' },
-                    status: :unprocessable_entity
-    end
-    return render json: { error: 'Account already on V2 billing' }, status: :ok if @account.custom_attributes['stripe_billing_version'].to_i == 2
-
-    plan_type = params[:plan_type] || 'startup'
-    service = Enterprise::Billing::V2::SubscriptionService.new(account: @account)
-    result = service.migrate_to_v2(plan_type: plan_type)
-
-    if result[:success]
-      render json: {
-        success: true,
-        message: result[:message],
-        billing_version: @account.custom_attributes['stripe_billing_version']
-      }
-    else
-      render json: { error: result[:message] }, status: :unprocessable_entity
-    end
-  end
-
   private
 
   def check_cloud_env
diff --git a/enterprise/app/services/enterprise/ai/captain_credit_service.rb b/enterprise/app/services/enterprise/ai/captain_credit_service.rb
index d3bd96520..3da523b53 100644
--- a/enterprise/app/services/enterprise/ai/captain_credit_service.rb
+++ b/enterprise/app/services/enterprise/ai/captain_credit_service.rb
@@ -14,11 +14,4 @@ class Enterprise::Ai::CaptainCreditService
     service = Enterprise::Billing::V2::CreditManagementService.new(account: account)
     service.use_credit(feature: feature, amount: amount, metadata: metadata)
   end
-
-  def credits_available?
-    return true if account.custom_attributes['stripe_billing_version'].to_i != 2
-
-    service = Enterprise::Billing::V2::CreditManagementService.new(account: account)
-    service.total_credits.positive?
-  end
 end
diff --git a/enterprise/app/services/enterprise/billing/v2/concerns/payment_intent_handler.rb b/enterprise/app/services/enterprise/billing/v2/concerns/payment_intent_handler.rb
index 2f45b1b0c..75dcb02f6 100644
--- a/enterprise/app/services/enterprise/billing/v2/concerns/payment_intent_handler.rb
+++ b/enterprise/app/services/enterprise/billing/v2/concerns/payment_intent_handler.rb
@@ -1,5 +1,3 @@
-# frozen_string_literal: true
-
 module Enterprise::Billing::V2::Concerns::PaymentIntentHandler
   extend ActiveSupport::Concern
 
diff --git a/spec/enterprise/services/enterprise/ai/captain_credit_service_spec.rb b/spec/enterprise/services/enterprise/ai/captain_credit_service_spec.rb
index fbab6c42d..14ae0506f 100644
--- a/spec/enterprise/services/enterprise/ai/captain_credit_service_spec.rb
+++ b/spec/enterprise/services/enterprise/ai/captain_credit_service_spec.rb
@@ -36,25 +36,4 @@ describe Enterprise::Ai::CaptainCreditService do
       end
     end
   end
-
-  describe '#credits_available?' do
-    context 'when account is not on v2 billing' do
-      it 'returns true without checking credit service' do
-        expect(service.credits_available?).to be(true)
-        expect(Enterprise::Billing::V2::CreditManagementService).not_to have_received(:new)
-      end
-    end
-
-    context 'when account is on v2 billing' do
-      before do
-        account.update!(custom_attributes: (account.custom_attributes || {}).merge('stripe_billing_version' => 2))
-        allow(credit_service).to receive(:total_credits).and_return(5)
-      end
-
-      it 'returns credit availability from credit service' do
-        expect(service.credits_available?).to be(true)
-        expect(credit_service).to have_received(:total_credits)
-      end
-    end
-  end
 end