diff --git a/app/controllers/invitations_controller.rb b/app/controllers/invitations_controller.rb
index 69888ea..8ae3fbb 100644
--- a/app/controllers/invitations_controller.rb
+++ b/app/controllers/invitations_controller.rb
@@ -2,9 +2,9 @@
 
 # frozen_string_literal: true
 
-# Copyright (C) 2024-2025 LibreWeddingPlanner contributors
-
 class InvitationsController < ApplicationController
+  skip_before_action :authenticate_user!, only: :show
+
   def index
     render json: Invitation.includes(:guests).as_json(
       only: :id,
@@ -16,6 +16,16 @@ class InvitationsController < ApplicationController
     )
   end
 
+  def show
+    invitation = Invitation.includes(:guests).find(params[:id])
+
+    if invitation
+      render json: invitation, only: :id, include: { guests: { only: %i[id name] } }, status: :ok
+    else
+      render json: { error: 'Invitation not found' }, status: :not_found
+    end
+  end
+
   def create
     invitation = Invitation.create
 
diff --git a/config/routes.rb b/config/routes.rb
index e908b04..4e36fa2 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -42,7 +42,7 @@ Rails.application.routes.draw do
 
     resources :tables_arrangements, only: %i[index show create]
     resources :summary, only: :index
-    resources :invitations, only: %i[index create update destroy]
+    resources :invitations, only: %i[show index create update destroy]
 
     root to: redirect("/%{slug}")
   end