diff --git a/worker/worker/lambda_warmer.py b/worker/worker/lambda_warmer.py
new file mode 100644
index 0000000..4292be8
--- /dev/null
+++ b/worker/worker/lambda_warmer.py
@@ -0,0 +1,12 @@
+import requests
+
+from common import logger
+
+
+def heat(event, context):
+    timeout = 1
+    try:
+        resp = requests.get("https://iap-internal.9c.gg/ping?from=warmer", timeout=timeout)
+        print(resp.text)
+    except requests.exceptions.Timeout:
+        logger.error(f"Ping timed out after {timeout} seconds!")
diff --git a/worker/worker_cdk_stack.py b/worker/worker_cdk_stack.py
index 665858a..27f25bd 100644
--- a/worker/worker_cdk_stack.py
+++ b/worker/worker_cdk_stack.py
@@ -275,3 +275,19 @@ def __init__(self, scope: Construct, construct_id: str, **kwargs) -> None:
                 environment=env,
                 memory_size=512,
             )
+
+            lambda_warmer = _lambda.Function(
+                self, f"{config.stage}-9c-iap-lambda-warmer",
+                function_name=f"{config.stage}-9c-iap-lambda-warmer",
+                runtime=_lambda.Runtime.PYTHON_3_10,
+                description=f"Warm lambda instance to response fast",
+                code=_lambda.AssetCode("worker/worker", exclude=exclude_list),
+                handler="lambda_warmer.heat",
+                layers=[layer],
+                role=role,
+                vpc=shared_stack.vpc,
+                timeout=cdk_core.Duration.seconds(10),
+                environment=env,
+                memory_size=128,
+            )
+            minute_event_rule.add_target(_event_targets.LambdaFunction(lambda_warmer))