diff --git a/packages/sandbox/.env.example b/packages/sandbox/.env.example
new file mode 100644
index 000000000..166e2762a
--- /dev/null
+++ b/packages/sandbox/.env.example
@@ -0,0 +1 @@
+DAYTONA_API_KEY=
\ No newline at end of file
diff --git a/packages/sandbox/env.d.ts b/packages/sandbox/env.d.ts
index fceadd51e..95a2b367c 100644
--- a/packages/sandbox/env.d.ts
+++ b/packages/sandbox/env.d.ts
@@ -2,7 +2,7 @@ declare global {
   namespace NodeJS {
     interface ProcessEnv {
       NODE_ENV?: 'development' | 'production' | 'test';
-      // Add your environment variables here
+      DAYTONA_API_KEY?: string;
     }
   }
 }
diff --git a/packages/sandbox/scripts/validate-env.js b/packages/sandbox/scripts/validate-env.js
index a150f2519..a19731c84 100644
--- a/packages/sandbox/scripts/validate-env.js
+++ b/packages/sandbox/scripts/validate-env.js
@@ -10,9 +10,7 @@ console.info('🔍 Validating environment variables...');
 
 const env = {
   NODE_ENV: process.env.NODE_ENV || 'development',
-  // Add your required environment variables here
-  // DATABASE_URL: process.env.DATABASE_URL,
-  // API_KEY: process.env.API_KEY,
+  DAYTONA_API_KEY: process.env.DAYTONA_API_KEY,
 };
 
 let hasErrors = false;
diff --git a/packages/sandbox/src/index.ts b/packages/sandbox/src/index.ts
index 11aece60c..e69de29bb 100644
--- a/packages/sandbox/src/index.ts
+++ b/packages/sandbox/src/index.ts
@@ -1 +0,0 @@
-export * from './lib/index';
diff --git a/packages/sandbox/src/lib/index.ts b/packages/sandbox/src/lib/index.ts
deleted file mode 100644
index 05f6f0141..000000000
--- a/packages/sandbox/src/lib/index.ts
+++ /dev/null
@@ -1,4 +0,0 @@
-// Export your library functions here
-export const howdy = () => {
-  return 'Hello from @buster/sandbox!';
-};