diff --git a/checkpoint.json b/checkpoint.json
index 4e331558a..168a954d1 100644
--- a/checkpoint.json
+++ b/checkpoint.json
@@ -1,23 +1,29 @@
 {
-  "timestamp": "2026-03-27T02:34:19.427450Z",
-  "current_node": "setup",
+  "timestamp": "2026-03-27T02:34:24.501810Z",
+  "current_node": "work",
   "completed_nodes": [
     "start",
-    "setup"
+    "setup",
+    "work"
   ],
   "node_retries": {},
   "context_values": {
-    "current.preamble": "Goal: Verify sandbox filesystem is shared across command and agent nodes\n",
-    "internal.thread_id": "start",
+    "current.preamble": "Goal: Verify sandbox filesystem is shared across command and agent nodes\n\n## Completed stages\n- **setup**: success\n  - Script: `echo SCENARIO_FLAG_42 > /tmp/scenario_flag.txt`\n  - Stdout: (empty)\n  - Stderr: (empty)\n",
+    "response.work": "Perfect! The file `/tmp/scenario_flag.txt` contains:\n\n```\nSCENARIO_FLAG_42\n```\n\nThis confirms that the setup stage successfully wrote the content to the file. This will allow you to verify whether subsequent command and agent nodes can access this file from the shared sandbox filesystem.",
+    "internal.thread_id": "setup",
     "graph.rankdir": "LR",
-    "current_node": "setup",
+    "current_node": "work",
     "internal.node_visit_count": 1,
+    "thread.setup.current_node": "work",
     "thread.start.current_node": "setup",
     "command.stderr": "",
     "internal.retry_count.start": 0,
+    "internal.retry_count.work": 0,
+    "last_stage": "work",
     "graph.goal": "Verify sandbox filesystem is shared across command and agent nodes",
     "internal.run_id": "01KMPJ8R3G13R5B83TVPAHDCJR",
     "internal.retry_count.setup": 0,
+    "last_response": "Perfect! The file `/tmp/scenario_flag.txt` contains:\n\n```\nSCENARIO_FLAG_42\n```\n\nThis confirms that the setup stage successfully wrote the content to the file. This will allow you to verify whether sub",
     "failure_class": "",
     "command.output": "",
     "outcome": "success",
@@ -25,6 +31,24 @@
     "internal.fidelity": "compact"
   },
   "node_outcomes": {
+    "work": {
+      "status": "success",
+      "context_updates": {
+        "last_stage": "work",
+        "response.work": "Perfect! The file `/tmp/scenario_flag.txt` contains:\n\n```\nSCENARIO_FLAG_42\n```\n\nThis confirms that the setup stage successfully wrote the content to the file. This will allow you to verify whether subsequent command and agent nodes can access this file from the shared sandbox filesystem.",
+        "last_response": "Perfect! The file `/tmp/scenario_flag.txt` contains:\n\n```\nSCENARIO_FLAG_42\n```\n\nThis confirms that the setup stage successfully wrote the content to the file. This will allow you to verify whether sub"
+      },
+      "notes": "Stage completed: work",
+      "usage": {
+        "model": "claude-haiku-4-5",
+        "input_tokens": 600,
+        "output_tokens": 198,
+        "cache_read_tokens": 4814,
+        "cache_write_tokens": 5242,
+        "reasoning_tokens": 59,
+        "cost": 0.001272
+      }
+    },
     "setup": {
       "status": "success",
       "context_updates": {
@@ -39,9 +63,10 @@
       "usage": null
     }
   },
-  "next_node_id": "work",
+  "next_node_id": "verify",
   "node_visits": {
     "setup": 1,
+    "work": 1,
     "start": 1
   }
 }
\ No newline at end of file
diff --git a/nodes/work/prompt.md b/nodes/work/prompt.md
new file mode 100644
index 000000000..59af50d8f
--- /dev/null
+++ b/nodes/work/prompt.md
@@ -0,0 +1,10 @@
+Goal: Verify sandbox filesystem is shared across command and agent nodes
+
+## Completed stages
+- **setup**: success
+  - Script: `echo SCENARIO_FLAG_42 > /tmp/scenario_flag.txt`
+  - Stdout: (empty)
+  - Stderr: (empty)
+
+
+Read the file /tmp/scenario_flag.txt and tell me what it contains.
\ No newline at end of file
diff --git a/nodes/work/provider_used.json b/nodes/work/provider_used.json
new file mode 100644
index 000000000..17e74f4d1
--- /dev/null
+++ b/nodes/work/provider_used.json
@@ -0,0 +1,5 @@
+{
+  "mode": "agent",
+  "provider": "anthropic",
+  "model": "claude-haiku-4-5"
+}
\ No newline at end of file
diff --git a/nodes/work/response.md b/nodes/work/response.md
new file mode 100644
index 000000000..69bd3a2c6
--- /dev/null
+++ b/nodes/work/response.md
@@ -0,0 +1,7 @@
+Perfect! The file `/tmp/scenario_flag.txt` contains:
+
+```
+SCENARIO_FLAG_42
+```
+
+This confirms that the setup stage successfully wrote the content to the file. This will allow you to verify whether subsequent command and agent nodes can access this file from the shared sandbox filesystem.
\ No newline at end of file
diff --git a/nodes/work/status.json b/nodes/work/status.json
new file mode 100644
index 000000000..cb5966ece
--- /dev/null
+++ b/nodes/work/status.json
@@ -0,0 +1,6 @@
+{
+  "status": "success",
+  "notes": "Stage completed: work",
+  "failure_reason": null,
+  "timestamp": "2026-03-27T02:34:24.501582+00:00"
+}
\ No newline at end of file