diff --git a/Rakefile b/Rakefile
index 431a49cb7dc..b9dc55b9bcc 100644
--- a/Rakefile
+++ b/Rakefile
@@ -8,9 +8,6 @@ require "graphql/rake_task"
 
 Rails.application.load_tasks
 
-# TODO(graphql_schema): This schema is deprecated and should be removed.
-GraphQL::RakeTask.new(schema_name: "LagoApiSchema")
-
 GraphQL::RakeTask.new(
   schema_name: "Schemas::ApiSchema",
   idl_outfile: "graphql_schemas/api.graphql",
diff --git a/app/controllers/graphql_controller.rb b/app/controllers/graphql_controller.rb
deleted file mode 100644
index 3f509803f5c..00000000000
--- a/app/controllers/graphql_controller.rb
+++ /dev/null
@@ -1,95 +0,0 @@
-# frozen_string_literal: true
-
-# TODO(graphql_schema): This controller is deprecated and should be removed.
-class GraphqlController < ApplicationController
-  include AuthenticableUser
-  include CustomerPortalUser
-  include OrganizationHeader
-  include Trackable
-
-  before_action :set_context_source
-
-  rescue_from JWT::ExpiredSignature do
-    render_graphql_error(code: 'expired_jwt_token', status: 401)
-  end
-
-  # If accessing from outside this domain, nullify the session
-  # This allows for outside API access while preventing CSRF attacks,
-  # but you'll have to authenticate your user separately
-  # protect_from_forgery with: :null_session
-
-  def execute
-    variables = prepare_variables(params[:variables])
-    query = params[:query]
-    operation_name = params[:operationName]
-    context = {
-      current_user:,
-      current_organization:,
-      customer_portal_user:,
-      request:,
-      permissions:
-        current_user&.memberships&.find_by(organization: current_organization)&.permissions_hash ||
-          Permission::EMPTY_PERMISSIONS_HASH
-    }
-
-    OpenTelemetry::Trace.current_span.add_attributes({"query" => query, "operation_name" => operation_name})
-    result = LagoTracer.in_span("LagoApiSchema.execute") do
-      LagoApiSchema.execute(query, variables:, context:, operation_name:)
-    end
-
-    render(json: result)
-  rescue JWT::ExpiredSignature
-    render_graphql_error(code: 'expired_jwt_token', status: 401)
-  rescue => e
-    raise e unless Rails.env.development?
-
-    handle_error_in_development(e)
-  end
-
-  private
-
-  # Handle variables in form data, JSON body, or a blank value
-  def prepare_variables(variables_param)
-    case variables_param
-    when String
-      if variables_param.present?
-        JSON.parse(variables_param) || {}
-      else
-        {}
-      end
-    when Hash
-      variables_param
-    when ActionController::Parameters
-      variables_param.to_unsafe_hash # GraphQL-Ruby will validate name and type of incoming variables.
-    when nil
-      {}
-    else
-      raise ArgumentError, "Unexpected parameter: #{variables_param}"
-    end
-  end
-
-  def handle_error_in_development(error)
-    logger.error(error.message)
-    logger.error(error.backtrace.join("\n"))
-
-    render(json: {errors: [{message: error.message, backtrace: error.backtrace}], data: {}}, status: 500)
-  end
-
-  def render_graphql_error(code:, status:, message: nil)
-    render(
-      json: {
-        data: {},
-        errors: [
-          {
-            message: message || code,
-            extensions: {status:, code:}
-          }
-        ]
-      }
-    )
-  end
-
-  def set_context_source
-    CurrentContext.source = 'graphql'
-  end
-end
diff --git a/app/graphql/lago_api_schema.rb b/app/graphql/lago_api_schema.rb
deleted file mode 100644
index 668bb1a9b0e..00000000000
--- a/app/graphql/lago_api_schema.rb
+++ /dev/null
@@ -1,52 +0,0 @@
-# frozen_string_literal: true
-
-# TODO(graphql_schema): This schema is deprecated and should be removed.
-class LagoApiSchema < GraphQL::Schema
-  mutation(Types::MutationType)
-  query(Types::QueryType)
-
-  # For batch-loading (see https://graphql-ruby.org/dataloader/overview.html)
-  use GraphQL::Dataloader
-
-  max_depth 15
-  max_complexity 350
-
-  # GraphQL-Ruby calls this when something goes wrong while running a query:
-
-  # Union and Interface Resolution
-  def self.resolve_type(_abstract_type, _obj, _ctx)
-    # TODO: Implement this method
-    # to return the correct GraphQL object type for `obj`
-    raise(GraphQL::RequiredImplementationMissingError)
-  end
-
-  # Relay-style Object Identification:
-
-  # Return a string UUID for `object`
-  def self.id_from_object(object, type_definition, _query_ctx)
-    # For example, use Rails' GlobalID library (https://github.com/rails/globalid):
-    object_id = object.to_global_id.to_s
-    # Remove this redundant prefix to make IDs shorter:
-    object_id = object_id.sub("gid://#{GlobalID.app}/", '')
-    encoded_id = Base64.urlsafe_encode64(object_id)
-    # Remove the "=" padding
-    encoded_id = encoded_id.sub(/=+/, '')
-    # Add a type hint
-    type_hint = type_definition.graphql_name.first
-    "#{type_hint}_#{encoded_id}"
-  end
-
-  # Given a string UUID, find the object
-  def self.object_from_id(encoded_id_with_hint, _query_ctx)
-    # For example, use Rails' GlobalID library (https://github.com/rails/globalid):
-    # Split off the type hint
-    _type_hint, encoded_id = encoded_id_with_hint.split('_', 2)
-    # Decode the ID
-    id = Base64.urlsafe_decode64(encoded_id)
-    # Rebuild it for Rails then find the object:
-    full_global_id = "gid://#{GlobalID.app}/#{id}"
-    GlobalID::Locator.locate(full_global_id)
-  end
-
-  default_max_page_size 25
-end
diff --git a/app/graphql/types/mutation_type.rb b/app/graphql/types/mutation_type.rb
deleted file mode 100644
index 807e2098e44..00000000000
--- a/app/graphql/types/mutation_type.rb
+++ /dev/null
@@ -1,149 +0,0 @@
-# frozen_string_literal: true
-
-# TODO(graphql_schema): This class is deprecated and should be removed.
-module Types
-  class MutationType < Types::BaseObject
-    field :login_user, mutation: Mutations::LoginUser
-    field :register_user, mutation: Mutations::RegisterUser
-
-    field :update_organization, mutation: Mutations::Organizations::Update
-
-    field :create_billable_metric, mutation: Mutations::BillableMetrics::Create
-    field :destroy_billable_metric, mutation: Mutations::BillableMetrics::Destroy
-    field :update_billable_metric, mutation: Mutations::BillableMetrics::Update
-
-    field :create_adjusted_fee, mutation: Mutations::AdjustedFees::Create
-    field :destroy_adjusted_fee, mutation: Mutations::AdjustedFees::Destroy
-
-    field :create_plan, mutation: Mutations::Plans::Create
-    field :destroy_plan, mutation: Mutations::Plans::Destroy
-    field :update_plan, mutation: Mutations::Plans::Update
-
-    field :create_customer, mutation: Mutations::Customers::Create
-    field :destroy_customer, mutation: Mutations::Customers::Destroy
-    field :update_customer, mutation: Mutations::Customers::Update
-    field :update_customer_invoice_grace_period, mutation: Mutations::Customers::UpdateInvoiceGracePeriod
-
-    field :download_customer_portal_invoice, mutation: Mutations::CustomerPortal::DownloadInvoice
-    field :generate_customer_portal_url, mutation: Mutations::CustomerPortal::GenerateUrl
-
-    field :create_invoices_data_export, mutation: Mutations::DataExports::Invoices::Create
-
-    field :create_subscription, mutation: Mutations::Subscriptions::Create
-    field :terminate_subscription, mutation: Mutations::Subscriptions::Terminate
-    field :update_subscription, mutation: Mutations::Subscriptions::Update
-
-    field :create_coupon, mutation: Mutations::Coupons::Create
-    field :destroy_coupon, mutation: Mutations::Coupons::Destroy
-    field :terminate_coupon, mutation: Mutations::Coupons::Terminate
-    field :update_coupon, mutation: Mutations::Coupons::Update
-
-    field :create_applied_coupon, mutation: Mutations::AppliedCoupons::Create
-    field :terminate_applied_coupon, mutation: Mutations::AppliedCoupons::Terminate
-
-    field :create_add_on, mutation: Mutations::AddOns::Create
-    field :destroy_add_on, mutation: Mutations::AddOns::Destroy
-    field :update_add_on, mutation: Mutations::AddOns::Update
-
-    field :add_adyen_payment_provider, mutation: Mutations::PaymentProviders::Adyen::Create
-    field :add_gocardless_payment_provider, mutation: Mutations::PaymentProviders::Gocardless::Create
-    field :add_stripe_payment_provider, mutation: Mutations::PaymentProviders::Stripe::Create
-
-    field :update_adyen_payment_provider, mutation: Mutations::PaymentProviders::Adyen::Update
-    field :update_gocardless_payment_provider, mutation: Mutations::PaymentProviders::Gocardless::Update
-    field :update_stripe_payment_provider, mutation: Mutations::PaymentProviders::Stripe::Update
-
-    field :destroy_payment_provider, mutation: Mutations::PaymentProviders::Destroy
-
-    field :create_netsuite_integration, mutation: Mutations::Integrations::Netsuite::Create
-    field :destroy_integration, mutation: Mutations::Integrations::Destroy
-    field :update_netsuite_integration, mutation: Mutations::Integrations::Netsuite::Update
-
-    field :create_integration_mapping, mutation: Mutations::IntegrationMappings::Create
-    field :update_integration_mapping, mutation: Mutations::IntegrationMappings::Update
-
-    field :create_integration_collection_mapping, mutation: Mutations::IntegrationCollectionMappings::Create
-    field :update_integration_collection_mapping, mutation: Mutations::IntegrationCollectionMappings::Update
-
-    field :destroy_integration_collection_mapping, mutation: Mutations::IntegrationCollectionMappings::Destroy
-    field :destroy_integration_mapping, mutation: Mutations::IntegrationMappings::Destroy
-
-    field :fetch_integration_accounts, mutation: Mutations::IntegrationItems::FetchAccounts
-    field :fetch_integration_items, mutation: Mutations::IntegrationItems::FetchItems
-    field :fetch_integration_tax_items, mutation: Mutations::IntegrationItems::FetchTaxItems
-
-    field :sync_integration_credit_note, mutation: Mutations::Integrations::SyncCreditNote
-    field :sync_integration_invoice, mutation: Mutations::Integrations::SyncInvoice
-
-    field :create_credit_note, mutation: Mutations::CreditNotes::Create
-    field :download_credit_note, mutation: Mutations::CreditNotes::Download
-    field :retry_tax_reporting, mutation: Mutations::CreditNotes::RetryTaxReporting
-    field :update_credit_note, mutation: Mutations::CreditNotes::Update
-    field :void_credit_note, mutation: Mutations::CreditNotes::Void
-
-    field :create_invoice, mutation: Mutations::Invoices::Create
-    field :download_invoice, mutation: Mutations::Invoices::Download
-    field :finalize_all_invoices, mutation: Mutations::Invoices::FinalizeAll
-    field :finalize_invoice, mutation: Mutations::Invoices::Finalize
-    field :lose_invoice_dispute, mutation: Mutations::Invoices::LoseDispute
-    field :refresh_invoice, mutation: Mutations::Invoices::Refresh
-    field :retry_all_invoice_payments, mutation: Mutations::Invoices::RetryAllPayments
-    field :retry_all_invoices, mutation: Mutations::Invoices::RetryAll
-    field :retry_invoice, mutation: Mutations::Invoices::Retry
-    field :retry_invoice_payment, mutation: Mutations::Invoices::RetryPayment
-    field :retry_tax_provider_voiding, mutation: Mutations::Invoices::RetryTaxProviderVoiding
-    field :update_invoice, mutation: Mutations::Invoices::Update
-    field :void_invoice, mutation: Mutations::Invoices::Void
-
-    field :create_customer_wallet, mutation: Mutations::Wallets::Create
-    field :terminate_customer_wallet, mutation: Mutations::Wallets::Terminate
-    field :update_customer_wallet, mutation: Mutations::Wallets::Update
-
-    field :create_customer_wallet_transaction, mutation: Mutations::WalletTransactions::Create
-
-    field :accept_invite, mutation: Mutations::Invites::Accept
-    field :create_invite, mutation: Mutations::Invites::Create
-    field :revoke_invite, mutation: Mutations::Invites::Revoke
-    field :update_invite, mutation: Mutations::Invites::Update
-
-    field :revoke_membership, mutation: Mutations::Memberships::Revoke
-    field :update_membership, mutation: Mutations::Memberships::Update
-
-    field :create_payment_request, mutation: Mutations::PaymentRequests::Create
-
-    field :create_password_reset, mutation: Mutations::PasswordResets::Create
-    field :reset_password, mutation: Mutations::PasswordResets::Reset
-
-    field :create_tax, mutation: Mutations::Taxes::Create
-    field :destroy_tax, mutation: Mutations::Taxes::Destroy
-    field :update_tax, mutation: Mutations::Taxes::Update
-
-    field :retry_webhook, mutation: Mutations::Webhooks::Retry
-
-    field :create_webhook_endpoint, mutation: Mutations::WebhookEndpoints::Create
-    field :destroy_webhook_endpoint, mutation: Mutations::WebhookEndpoints::Destroy
-    field :update_webhook_endpoint, mutation: Mutations::WebhookEndpoints::Update
-
-    field :google_accept_invite, mutation: Mutations::Auth::Google::AcceptInvite
-    field :google_login_user, mutation: Mutations::Auth::Google::LoginUser
-    field :google_register_user, mutation: Mutations::Auth::Google::RegisterUser
-
-    field :create_okta_integration, mutation: Mutations::Integrations::Okta::Create
-    field :update_okta_integration, mutation: Mutations::Integrations::Okta::Update
-
-    field :create_anrok_integration, mutation: Mutations::Integrations::Anrok::Create
-    field :update_anrok_integration, mutation: Mutations::Integrations::Anrok::Update
-
-    field :fetch_draft_invoice_taxes, mutation: Mutations::Integrations::Anrok::FetchDraftInvoiceTaxes
-
-    field :create_xero_integration, mutation: Mutations::Integrations::Xero::Create
-    field :update_xero_integration, mutation: Mutations::Integrations::Xero::Update
-
-    field :create_hubspot_integration, mutation: Mutations::Integrations::Hubspot::Create
-    field :update_hubspot_integration, mutation: Mutations::Integrations::Hubspot::Update
-
-    field :okta_accept_invite, mutation: Mutations::Auth::Okta::AcceptInvite
-    field :okta_authorize, mutation: Mutations::Auth::Okta::Authorize
-    field :okta_login, mutation: Mutations::Auth::Okta::Login
-  end
-end
diff --git a/app/graphql/types/query_type.rb b/app/graphql/types/query_type.rb
deleted file mode 100644
index 7f6cfbe1c92..00000000000
--- a/app/graphql/types/query_type.rb
+++ /dev/null
@@ -1,71 +0,0 @@
-# frozen_string_literal: true
-
-# TODO(graphql_schema): This class is deprecated and should be removed.
-module Types
-  # QueryType
-  class QueryType < Types::BaseObject
-    # Add `node(id: ID!) and `nodes(ids: [ID!]!)`
-    include GraphQL::Types::Relay::HasNodeField
-    include GraphQL::Types::Relay::HasNodesField
-
-    field :current_user, resolver: Resolvers::CurrentUserResolver
-
-    field :add_on, resolver: Resolvers::AddOnResolver
-    field :add_ons, resolver: Resolvers::AddOnsResolver
-    field :billable_metric, resolver: Resolvers::BillableMetricResolver
-    field :billable_metrics, resolver: Resolvers::BillableMetricsResolver
-    field :coupon, resolver: Resolvers::CouponResolver
-    field :coupons, resolver: Resolvers::CouponsResolver
-    field :credit_note, resolver: Resolvers::CreditNoteResolver
-    field :credit_note_estimate, resolver: Resolvers::CreditNotes::EstimateResolver
-    field :credit_notes, resolver: Resolvers::CreditNotesResolver
-    field :current_version, resolver: Resolvers::VersionResolver
-    field :customer, resolver: Resolvers::CustomerResolver
-    field :customer_invoices, resolver: Resolvers::Customers::InvoicesResolver
-    field :customer_portal_invoice_collections, resolver: Resolvers::CustomerPortal::Analytics::InvoiceCollectionsResolver
-    field :customer_portal_invoices, resolver: Resolvers::CustomerPortal::InvoicesResolver
-    field :customer_portal_organization, resolver: Resolvers::CustomerPortal::OrganizationResolver
-    field :customer_portal_overdue_balances, resolver: Resolvers::CustomerPortal::Analytics::OverdueBalancesResolver
-    field :customer_portal_user, resolver: Resolvers::CustomerPortal::CustomerResolver
-    field :customer_usage, resolver: Resolvers::Customers::UsageResolver
-    field :customers, resolver: Resolvers::CustomersResolver
-    field :events, resolver: Resolvers::EventsResolver
-    field :google_auth_url, resolver: Resolvers::Auth::Google::AuthUrlResolver
-    field :gross_revenues, resolver: Resolvers::Analytics::GrossRevenuesResolver
-    field :integration, resolver: Resolvers::IntegrationResolver
-    field :integration_collection_mapping, resolver: Resolvers::IntegrationCollectionMappingResolver
-    field :integration_collection_mappings, resolver: Resolvers::IntegrationCollectionMappingsResolver
-    field :integration_items, resolver: Resolvers::IntegrationItemsResolver
-    field :integration_mapping, resolver: Resolvers::IntegrationMappingResolver
-    field :integration_mappings, resolver: Resolvers::IntegrationMappingsResolver
-    field :integration_subsidiaries, resolver: Resolvers::Integrations::SubsidiariesResolver
-    field :integrations, resolver: Resolvers::IntegrationsResolver
-    field :invite, resolver: Resolvers::InviteResolver
-    field :invites, resolver: Resolvers::InvitesResolver
-    field :invoice, resolver: Resolvers::InvoiceResolver
-    field :invoice_collections, resolver: Resolvers::Analytics::InvoiceCollectionsResolver
-    field :invoice_credit_notes, resolver: Resolvers::InvoiceCreditNotesResolver
-    field :invoiced_usages, resolver: Resolvers::Analytics::InvoicedUsagesResolver
-    field :invoices, resolver: Resolvers::InvoicesResolver
-    field :memberships, resolver: Resolvers::MembershipsResolver
-    field :mrrs, resolver: Resolvers::Analytics::MrrsResolver
-    field :organization, resolver: Resolvers::OrganizationResolver
-    field :overdue_balances, resolver: Resolvers::Analytics::OverdueBalancesResolver
-    field :password_reset, resolver: Resolvers::PasswordResetResolver
-    field :payment_provider, resolver: Resolvers::PaymentProviderResolver
-    field :payment_providers, resolver: Resolvers::PaymentProvidersResolver
-    field :payment_requests, resolver: Resolvers::PaymentRequestsResolver
-    field :plan, resolver: Resolvers::PlanResolver
-    field :plans, resolver: Resolvers::PlansResolver
-    field :subscription, resolver: Resolvers::SubscriptionResolver
-    field :subscriptions, resolver: Resolvers::SubscriptionsResolver
-    field :tax, resolver: Resolvers::TaxResolver
-    field :taxes, resolver: Resolvers::TaxesResolver
-    field :wallet, resolver: Resolvers::WalletResolver
-    field :wallet_transactions, resolver: Resolvers::WalletTransactionsResolver
-    field :wallets, resolver: Resolvers::WalletsResolver
-    field :webhook_endpoint, resolver: Resolvers::WebhookEndpointResolver
-    field :webhook_endpoints, resolver: Resolvers::WebhookEndpointsResolver
-    field :webhooks, resolver: Resolvers::WebhooksResolver
-  end
-end
diff --git a/config/routes.rb b/config/routes.rb
index dbe5301bd9d..3fa64c894f5 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -4,9 +4,6 @@
   mount Sidekiq::Web, at: '/sidekiq' if defined? Sidekiq::Web
   mount Karafka::Web::App, at: '/karafka' if ENV['KARAFKA_WEB']
 
-  # TODO(graphql_schema): This route is deprecated and should be removed.
-  post '/graphql', to: 'graphql#execute'
-
   post '/api/graphql', to: 'graphql/api#execute'
   post '/customer_portal/graphql', to: 'graphql/customer_portal#execute'
 
diff --git a/spec/graphql/lago_api_schema_spec.rb b/spec/graphql/lago_api_schema_spec.rb
deleted file mode 100644
index db5e84cf32d..00000000000
--- a/spec/graphql/lago_api_schema_spec.rb
+++ /dev/null
@@ -1,12 +0,0 @@
-# frozen_string_literal: true
-
-require 'rails_helper'
-
-RSpec.describe LagoApiSchema do
-  it 'matches the dumped schema' do
-    aggregate_failures do
-      expect(described_class.to_definition.rstrip).to eq(File.read(Rails.root.join('schema.graphql')).rstrip)
-      expect(described_class.to_json.rstrip).to eq(File.read(Rails.root.join('schema.json')).rstrip)
-    end
-  end
-end