diff --git a/integration-tests/bin/app.ts b/integration-tests/bin/app.ts
index a7cb568ee..4bc9c2266 100644
--- a/integration-tests/bin/app.ts
+++ b/integration-tests/bin/app.ts
@@ -5,6 +5,7 @@ import {Base} from '../lib/stacks/base';
 import {Otlp} from '../lib/stacks/otlp';
 import {Snapstart} from '../lib/stacks/snapstart';
 import {LambdaManagedInstancesStack} from '../lib/stacks/lmi';
+import {StackCleanup} from '../lib/stacks/stack-cleanup';
 import {ACCOUNT, getIdentifier, REGION} from '../config';
 import {CapacityProviderStack} from "../lib/capacity-provider";
 
@@ -38,5 +39,8 @@ const stacks = [
 
 // Tag all stacks so we can easily clean them up
 stacks.forEach(stack => stack.addStackTag("extension_integration_test", "true"))
+new StackCleanup(app, `integ-stack-cleanup`, {
+    env,
+});
 
 app.synth();
diff --git a/integration-tests/lambda/stack-cleanup/index.mjs b/integration-tests/lambda/stack-cleanup/index.mjs
new file mode 100644
index 000000000..0caf93a9c
--- /dev/null
+++ b/integration-tests/lambda/stack-cleanup/index.mjs
@@ -0,0 +1,102 @@
+import { CloudFormationClient, ListStacksCommand, DescribeStacksCommand, DeleteStackCommand } from "@aws-sdk/client-cloudformation";
+
+const client = new CloudFormationClient({});
+
+const SEVEN_DAYS_MS = 7 * 24 * 60 * 60 * 1000;
+
+export const handler = async (event) => {
+  console.log('Starting stack cleanup process...');
+
+  const cutoffTime = Date.now() - SEVEN_DAYS_MS;
+  const stacksToDelete = [];
+
+  try {
+    const listCommand = new ListStacksCommand({
+      StackStatusFilter: [
+        'CREATE_COMPLETE',
+        'ROLLBACK_COMPLETE',
+        'UPDATE_COMPLETE',
+        'UPDATE_ROLLBACK_COMPLETE',
+        'IMPORT_COMPLETE',
+        'IMPORT_ROLLBACK_COMPLETE'
+      ]
+    });
+
+    const listResponse = await client.send(listCommand);
+    console.log(`Found ${listResponse.StackSummaries?.length || 0} stacks to evaluate`);
+
+    for (const stackSummary of listResponse.StackSummaries || []) {
+      const stackName = stackSummary.StackName;
+      const lastModifiedTime = stackSummary.LastUpdatedTime || stackSummary.CreationTime;
+
+      if (lastModifiedTime.getTime() > cutoffTime) {
+        continue;
+      }
+
+      try {
+        const describeCommand = new DescribeStacksCommand({
+          StackName: stackName
+        });
+
+        const describeResponse = await client.send(describeCommand);
+        const stack = describeResponse.Stacks?.[0];
+
+        if (!stack) {
+          continue;
+        }
+
+        const hasIntegrationTestTag = stack.Tags?.some(
+          tag => tag.Key === 'extension_integration_test' && tag.Value === 'true'
+        );
+
+        if (hasIntegrationTestTag) {
+          stacksToDelete.push(stackName);
+        } else {
+          console.log(`Skipping ${stackName} - does not have extension_integration_test tag`);
+        }
+      } catch (error) {
+        console.error(`Error describing stack ${stackName}:`, error.message);
+      }
+    }
+
+    console.log(`Found ${stacksToDelete.length} stacks to delete`);
+    const deletionResults = [];
+
+    for (const stackName of stacksToDelete) {
+      try {
+        console.log(`Deleting stack: ${stackName}`);
+        const deleteCommand = new DeleteStackCommand({
+          StackName: stackName
+        });
+        await client.send(deleteCommand);
+        deletionResults.push({
+          stackName,
+          success: true
+        });
+        console.log(`Successfully initiated deletion of ${stackName}`);
+      } catch (error) {
+        console.error(`Error deleting stack ${stackName}:`, error.message);
+        deletionResults.push({
+          stackName,
+          success: false,
+          errorMessage: error.message
+        });
+      }
+    }
+
+    console.log('Stack cleanup complete:', JSON.stringify(deletionResults, null, 2));
+
+    return {
+      statusCode: 200,
+      body: JSON.stringify(deletionResults)
+    };
+  } catch (error) {
+    console.error('Error during stack cleanup:', error);
+    return {
+      statusCode: 500,
+      body: JSON.stringify({
+        error: error.message
+      })
+    };
+  }
+};
diff --git a/integration-tests/lambda/stack-cleanup/package.json b/integration-tests/lambda/stack-cleanup/package.json
new file mode 100644
index 000000000..d86c41434
--- /dev/null
+++ b/integration-tests/lambda/stack-cleanup/package.json
@@ -0,0 +1,8 @@
+{
+  "name": "stack-cleanup",
+  "version": "1.0.0",
+  "type": "module",
+  "dependencies": {
+    "@aws-sdk/client-cloudformation": "^3.0.0"
+  }
+}
diff --git a/integration-tests/lib/stacks/stack-cleanup.ts b/integration-tests/lib/stacks/stack-cleanup.ts
new file mode 100644
index 000000000..3babf0d69
--- /dev/null
+++ b/integration-tests/lib/stacks/stack-cleanup.ts
@@ -0,0 +1,59 @@
+import * as cdk from 'aws-cdk-lib';
+import * as lambda from 'aws-cdk-lib/aws-lambda';
+import * as iam from 'aws-cdk-lib/aws-iam';
+import * as events from 'aws-cdk-lib/aws-events';
+import * as targets from 'aws-cdk-lib/aws-events-targets';
+import { Construct } from 'constructs';
+import { createLogGroup } from '../util';
+
+export class StackCleanup extends cdk.Stack {
+  constructor(scope: Construct, id: string, props: cdk.StackProps) {
+    super(scope, id, props);
+
+    const functionName = `${id}-cleanup-lambda`;
+
+    const cleanupFunction = new lambda.Function(this, functionName, {
+      runtime: lambda.Runtime.NODEJS_24_X,
+      architecture: lambda.Architecture.ARM_64,
+      handler: 'index.handler',
+      code: lambda.Code.fromAsset('./lambda/stack-cleanup'),
+      functionName: functionName,
+      timeout: cdk.Duration.minutes(15),
+      memorySize: 512,
+      environment: {
+        TS: Date.now().toString()
+      },
+      logGroup: createLogGroup(this, functionName)
+    });
+
+    cleanupFunction.addToRolePolicy(new iam.PolicyStatement({
+      effect: iam.Effect.ALLOW,
+      actions: [
+        'cloudformation:ListStacks',
+        'cloudformation:DescribeStacks',
+        'cloudformation:DeleteStack',
+        'cloudformation:DescribeStackEvents',
+        'cloudformation:DescribeStackResources',
+        'lambda:DeleteFunction',
+        'lambda:RemovePermission',
+        'logs:DeleteLogGroup',
+        'logs:DeleteRetentionPolicy',
+        'iam:DeleteRole',
+        'iam:DeleteRolePolicy',
+        'iam:DetachRolePolicy',
+        'iam:GetRole',
+        'iam:GetRolePolicy',
+        'iam:ListRolePolicies',
+        'iam:ListAttachedRolePolicies'
+      ],
+      resources: ['*']
+    }));
+
+    const rule = new events.Rule(this, 'DailyCleanupRule', {
+      schedule: events.Schedule.rate(cdk.Duration.days(1)),
+      description: 'Triggers stack cleanup Lambda once per day'
+    });
+    rule.addTarget(new targets.LambdaFunction(cleanupFunction));
+
+  }
+}