diff --git a/deno.json b/deno.json
index e0491d1..0ec1768 100644
--- a/deno.json
+++ b/deno.json
@@ -1,6 +1,7 @@
 {
   "workspace": [
     "./packages/ai",
+    "./packages/deno-agent",
     "./packages/schema",
     "./packages/lib",
     "./packages/runtime-core",
@@ -12,6 +13,7 @@
   ],
   "imports": {
     "@runt/ai": "./packages/ai/mod.ts",
+    "@runt/deno-agent": "./packages/deno-agent/mod.ts",
     "@runt/schema": "./packages/schema/mod.ts",
     "@runt/lib": "./packages/lib/mod.ts",
     "@runt/runtime-core": "./packages/runtime-core/mod.ts",
diff --git a/packages/deno-agent/deno.json b/packages/deno-agent/deno.json
new file mode 100644
index 0000000..c6b2461
--- /dev/null
+++ b/packages/deno-agent/deno.json
@@ -0,0 +1,10 @@
+{
+  "tasks": {
+    "dev": "deno run --watch main.ts"
+  },
+  "imports": {
+    "@std/assert": "jsr:@std/assert@1",
+    "@std/dotenv": "jsr:@std/dotenv@0.225.5",
+    "@deno/sandbox": "jsr:@deno/sandbox@0.0.6"
+  }
+}
diff --git a/packages/deno-agent/main.ts b/packages/deno-agent/main.ts
new file mode 100644
index 0000000..2a3247f
--- /dev/null
+++ b/packages/deno-agent/main.ts
@@ -0,0 +1,16 @@
+// %%
+import { Sandbox } from "@deno/sandbox";
+import "@std/dotenv/load";
+await using sandbox = await Sandbox.create();
+
+// %%
+const repl = await sandbox.repl();
+
+// %%
+await repl.eval(`var x = 2`);
+
+// %%
+await repl.eval(`x*3`);
+
+// %%
+await sandbox.close();
diff --git a/packages/deno-agent/main_test.ts b/packages/deno-agent/main_test.ts
new file mode 100644
index 0000000..3d981e9
--- /dev/null
+++ b/packages/deno-agent/main_test.ts
@@ -0,0 +1,6 @@
+import { assertEquals } from "@std/assert";
+import { add } from "./main.ts";
+
+Deno.test(function addTest() {
+  assertEquals(add(2, 3), 5);
+});