diff --git a/LOGICAL_RELATIONSHIPS.md b/LOGICAL_RELATIONSHIPS.md
index 31a48df..a81b37c 100644
--- a/LOGICAL_RELATIONSHIPS.md
+++ b/LOGICAL_RELATIONSHIPS.md
@@ -1,6 +1,6 @@
 # 논리적 데이터베이스 관계 문서
 
-> **자동 생성**: 2026-02-07 01:10:55
+> **자동 생성**: 2026-02-07 09:56:46
 > **소스**: Eloquent 모델 관계 분석
 
 ## 📊 모델별 관계 현황
@@ -499,8 +499,6 @@ ### orders
 - **item()**: belongsTo → `items`
 - **sale()**: belongsTo → `sales`
 - **items()**: hasMany → `order_items`
-- **nodes()**: hasMany → `order_nodes`
-- **rootNodes()**: hasMany → `order_nodes`
 - **histories()**: hasMany → `order_histories`
 - **versions()**: hasMany → `order_versions`
 - **workOrders()**: hasMany → `work_orders`
@@ -516,7 +514,6 @@ ### order_items
 **모델**: `App\Models\Orders\OrderItem`
 
 - **order()**: belongsTo → `orders`
-- **node()**: belongsTo → `order_nodes`
 - **item()**: belongsTo → `items`
 - **quote()**: belongsTo → `quotes`
 - **quoteItem()**: belongsTo → `quote_items`
@@ -527,14 +524,6 @@ ### order_item_components
 
 - **orderItem()**: belongsTo → `order_items`
 
-### order_nodes
-**모델**: `App\Models\Orders\OrderNode`
-
-- **parent()**: belongsTo → `order_nodes`
-- **order()**: belongsTo → `orders`
-- **children()**: hasMany → `order_nodes`
-- **items()**: hasMany → `order_items`
-
 ### order_versions
 **모델**: `App\Models\Orders\OrderVersion`
 
@@ -608,7 +597,6 @@ ### work_orders
 - **primaryAssignee()**: hasMany → `work_order_assignees`
 - **items()**: hasMany → `work_order_items`
 - **issues()**: hasMany → `work_order_issues`
-- **stepProgress()**: hasMany → `work_order_step_progress`
 - **shipments()**: hasMany → `shipments`
 - **bendingDetail()**: hasOne → `work_order_bending_details`
 
@@ -636,14 +624,6 @@ ### work_order_items
 - **workOrder()**: belongsTo → `work_orders`
 - **item()**: belongsTo → `items`
 
-### work_order_step_progress
-**모델**: `App\Models\Production\WorkOrderStepProgress`
-
-- **workOrder()**: belongsTo → `work_orders`
-- **processStep()**: belongsTo → `process_steps`
-- **workOrderItem()**: belongsTo → `work_order_items`
-- **completedByUser()**: belongsTo → `users`
-
 ### work_results
 **모델**: `App\Models\Production\WorkResult`
 
@@ -777,6 +757,11 @@ ### ai_reports
 
 - **creator()**: belongsTo → `users`
 
+### ai_token_usages
+**모델**: `App\Models\Tenants\AiTokenUsage`
+
+- **creator()**: belongsTo → `users`
+
 ### approvals
 **모델**: `App\Models\Tenants\Approval`
 
diff --git a/app/Models/Tenants/AiVoiceRecording.php b/app/Models/Tenants/AiVoiceRecording.php
new file mode 100644
index 0000000..f2e385c
--- /dev/null
+++ b/app/Models/Tenants/AiVoiceRecording.php
@@ -0,0 +1,46 @@
+<?php
+
+namespace App\Models\Tenants;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Database\Eloquent\SoftDeletes;
+
+class AiVoiceRecording extends Model
+{
+    use SoftDeletes;
+
+    protected $table = 'ai_voice_recordings';
+
+    protected $fillable = [
+        'tenant_id',
+        'user_id',
+        'title',
+        'interview_template_id',
+        'audio_file_path',
+        'audio_gcs_uri',
+        'transcript_text',
+        'analysis_text',
+        'status',
+        'duration_seconds',
+        'file_expiry_date',
+    ];
+
+    protected $casts = [
+        'duration_seconds' => 'integer',
+        'file_expiry_date' => 'datetime',
+    ];
+
+    public const STATUS_PENDING = 'PENDING';
+
+    public const STATUS_PROCESSING = 'PROCESSING';
+
+    public const STATUS_COMPLETED = 'COMPLETED';
+
+    public const STATUS_FAILED = 'FAILED';
+
+    public function user(): BelongsTo
+    {
+        return $this->belongsTo(\App\Models\Members\User::class);
+    }
+}
diff --git a/database/migrations/2026_02_07_200000_create_ai_voice_recordings_table.php b/database/migrations/2026_02_07_200000_create_ai_voice_recordings_table.php
new file mode 100644
index 0000000..9e9075c
--- /dev/null
+++ b/database/migrations/2026_02_07_200000_create_ai_voice_recordings_table.php
@@ -0,0 +1,37 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::create('ai_voice_recordings', function (Blueprint $table) {
+            $table->id();
+            $table->unsignedBigInteger('tenant_id')->comment('테넌트 ID');
+            $table->unsignedBigInteger('user_id')->comment('작성자 ID');
+            $table->string('title', 200)->comment('녹음 제목');
+            $table->unsignedBigInteger('interview_template_id')->nullable()->comment('연결된 인터뷰 템플릿 ID');
+            $table->string('audio_file_path', 500)->nullable()->comment('GCS 오브젝트 경로');
+            $table->string('audio_gcs_uri', 500)->nullable()->comment('GCS URI (gs://...)');
+            $table->longText('transcript_text')->nullable()->comment('STT 변환 텍스트');
+            $table->longText('analysis_text')->nullable()->comment('Gemini AI 분석 결과');
+            $table->string('status', 20)->default('PENDING')->comment('상태: PENDING, PROCESSING, COMPLETED, FAILED');
+            $table->unsignedInteger('duration_seconds')->nullable()->comment('녹음 시간(초)');
+            $table->timestamp('file_expiry_date')->nullable()->comment('파일 삭제 예정일');
+            $table->timestamps();
+            $table->softDeletes();
+
+            $table->index('tenant_id');
+            $table->index('user_id');
+            $table->index('status');
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::dropIfExists('ai_voice_recordings');
+    }
+};