diff --git a/infra/send_requests.ps1 b/infra/send_requests.ps1
new file mode 100644
index 0000000..00f6f0c
--- /dev/null
+++ b/infra/send_requests.ps1
@@ -0,0 +1,40 @@
+$airlines = @("Vistara", "AirAsia", "Indigo", "SpiceJet", "GO_FIRST", "Air_India")
+$routes = @(
+    @{source="Delhi"; dest="Mumbai"},
+    @{source="Bangalore"; dest="Delhi"},
+    @{source="Kolkata"; dest="Bangalore"},
+    @{source="Mumbai"; dest="Hyderabad"},
+    @{source="Chennai"; dest="Kolkata"}
+)
+$times = @("Early_Morning", "Morning", "Afternoon", "Evening", "Night", "Late_Night")
+$stops = @("zero", "one", "two_or_more")
+$classes = @("Economy", "Business")
+
+for ($i=1; $i -le 100; $i++) {
+    $airline = $airlines | Get-Random
+    $route = $routes | Get-Random
+    $depTime = $times | Get-Random
+    $arrTime = $times | Get-Random
+    $stop = $stops | Get-Random
+    $class = $classes | Get-Random
+    $duration = [math]::Round((Get-Random -Minimum 1.5 -Maximum 10.0), 2)
+    $daysLeft = Get-Random -Minimum 1 -Maximum 50
+
+    $body = @{
+        airline = $airline
+        flight = "$airline-$(Get-Random -Minimum 100 -Maximum 999)"
+        source_city = $route.source
+        departure_time = $depTime
+        stops = $stop
+        arrival_time = $arrTime
+        destination_city = $route.dest
+        class = $class
+        duration = $duration
+        days_left = $daysLeft
+    } | ConvertTo-Json
+
+    Invoke-RestMethod -Uri "http://localhost:8000/predict" -Method Post -ContentType "application/json" -Body $body | Out-Null
+
+    Write-Host "Request $i sent"
+    Start-Sleep -Milliseconds 100
+}
\ No newline at end of file
diff --git a/src/monitoring/drift_detection.py b/src/monitoring/drift_detection.py
index 58fc9ef..c3fe0d4 100644
--- a/src/monitoring/drift_detection.py
+++ b/src/monitoring/drift_detection.py
@@ -7,6 +7,7 @@
 import numpy as np
 from pathlib import Path
 from datetime import datetime, timedelta
+from typing import Dict, Any
 from evidently.report import Report
 from evidently.metric_preset import DataDriftPreset, DataQualityPreset
 import logging