diff --git a/test_deepbuilder.py b/test_deepbuilder.py
new file mode 100644
index 0000000..b38229c
--- /dev/null
+++ b/test_deepbuilder.py
@@ -0,0 +1,72 @@
+import requests
+import json
+import threading
+import time
+
+URL = "https://axhub-gateway.onrender.com/mcp/custom/common"
+
+def read_sse(response):
+    print("\n[SSE Stream Open]")
+    for line in response.iter_lines():
+        if line:
+            decoded_line = line.decode('utf-8')
+            print(f"[SSE] {decoded_line}")
+            if decoded_line.startswith("data:"):
+                try:
+                    # Ignore the endpoint URL event which is not json
+                    if "sessionId=" in decoded_line:
+                        continue
+                    data = json.loads(decoded_line[5:])
+                    if "id" in data:
+                        print(f"      => Received response for ID: {data['id']}")
+                except json.JSONDecodeError:
+                    pass
+
+# 1. Initialize
+init_payload = {
+    "jsonrpc": "2.0",
+    "id": 1,
+    "method": "initialize",
+    "params": {
+        "protocolVersion": "2025-06-18",
+        "capabilities": {},
+        "clientInfo": {"name": "toolbox-executor", "version": "0.1.0"}
+    }
+}
+print("1. Sending initialize request...")
+resp1 = requests.post(URL, json=init_payload, stream=True)
+print("HTTP Status:", resp1.status_code)
+session_id = resp1.headers.get("Mcp-Session-Id")
+print("Received Mcp-Session-Id:", session_id)
+
+# Start reading SSE in a background thread
+sse_thread = threading.Thread(target=read_sse, args=(resp1,), daemon=True)
+sse_thread.start()
+
+time.sleep(2) # Wait for init response to arrive via SSE
+
+# 2. notifications/initialized
+print("\n2. Sending notifications/initialized...")
+notif_payload = {
+    "jsonrpc": "2.0",
+    "method": "notifications/initialized"
+}
+headers = {"Mcp-Session-Id": session_id, "MCP-Protocol-Version": "2025-06-18"}
+resp2 = requests.post(URL, json=notif_payload, headers=headers)
+print("HTTP Status:", resp2.status_code)
+
+time.sleep(1)
+
+# 3. tools/list
+print("\n3. Sending tools/list...")
+list_payload = {
+    "jsonrpc": "2.0",
+    "id": 2,
+    "method": "tools/list"
+}
+resp3 = requests.post(URL, json=list_payload, headers=headers)
+print("HTTP Status:", resp3.status_code)
+
+time.sleep(2)
+
+print("\nFinished Deep Builder Test")