diff --git a/infracost_test.tf b/infracost_test.tf
new file mode 100644
index 0000000..4a757b3
--- /dev/null
+++ b/infracost_test.tf
@@ -0,0 +1,35 @@
+provider "aws" {
+  region = "us-east-1"
+  skip_credentials_validation = true
+  skip_requesting_account_id = true
+  access_key = "mock_access_key"
+  secret_key = "mock_secret_key"
+}
+
+resource "aws_instance" "my_web_app" {
+  ami = "ami-005e54dee72cc1d00"
+
+  instance_type = "m3.xlarge" # <<<<<<<<<< Try changing this to m5.xlarge to compare the costs
+
+  tags = {
+    Environment = "production"
+    Service = "web-app"
+  }
+
+  root_block_device {
+    volume_size = 1000 # <<<<<<<<<< Try adding volume_type="gp3" to compare costs
+  }
+}
+
+resource "aws_lambda_function" "my_hello_world" {
+  runtime = "nodejs12.x"
+  handler = "exports.test"
+  image_uri = "test"
+  function_name = "test"
+  role = "arn:aws:ec2:us-east-1:123123123123:instance/i-1231231231"
+
+  memory_size = 512
+  tags = {
+    Environment = "Prod"
+  }
+}