diff --git a/scripts/start-dev.ps1 b/scripts/start-dev.ps1
new file mode 100644
index 0000000..1496734
--- /dev/null
+++ b/scripts/start-dev.ps1
@@ -0,0 +1,16 @@
+# Start all development services in pycall conda environment
+# Run: .\start-dev.ps1
+
+$projectRoot = "C:\Users\52943\Code\AI-VideoAssistant-Project\AI-VideoAssistant"
+$condaEnv = "pycall"
+
+# Start API service
+Start-Process powershell -ArgumentList "-NoExit", "-Command", "conda activate $condaEnv; cd '$projectRoot\api'; uvicorn app.main:app --port 8100" -WindowStyle Normal
+
+# Start Web service
+Start-Process powershell -ArgumentList "-NoExit", "-Command", "conda activate $condaEnv; cd '$projectRoot\web'; npm run dev" -WindowStyle Normal
+
+# Start Engine service
+Start-Process powershell -ArgumentList "-NoExit", "-Command", "conda activate $condaEnv; cd '$projectRoot\engine'; uvicorn app.main:app" -WindowStyle Normal
+
+Write-Host "All services started in separate windows with pycall conda environment"