diff --git a/client/__pycache__/granthi_sync_client.cpython-314.pyc b/client/__pycache__/granthi_sync_client.cpython-314.pyc
index 644b42f..a8eceaf 100644
Binary files a/client/__pycache__/granthi_sync_client.cpython-314.pyc and b/client/__pycache__/granthi_sync_client.cpython-314.pyc differ
diff --git a/client/granthi_sync_client.py b/client/granthi_sync_client.py
index 70b373b..f567271 100644
--- a/client/granthi_sync_client.py
+++ b/client/granthi_sync_client.py
@@ -64,6 +64,8 @@ def http_json(method, url, headers=None, body=None, form=None, timeout=30):
     """Returns (status, parsed-json-or-{'raw': text})."""
     data = None
     hdrs = dict(headers or {})
+    # Cloudflare in front of id.shre.ai 403s the default Python-urllib UA.
+    hdrs.setdefault("User-Agent", f"granthi-sync/{VERSION}")
     if form is not None:
         data = urllib.parse.urlencode(form).encode()
         hdrs.setdefault("Content-Type", "application/x-www-form-urlencoded")
diff --git a/server/__pycache__/granthi_link.cpython-314.pyc b/server/__pycache__/granthi_link.cpython-314.pyc
index ae8b1d1..eb10fe5 100644
Binary files a/server/__pycache__/granthi_link.cpython-314.pyc and b/server/__pycache__/granthi_link.cpython-314.pyc differ
diff --git a/server/granthi_link.py b/server/granthi_link.py
index fff0c34..f12a717 100644
--- a/server/granthi_link.py
+++ b/server/granthi_link.py
@@ -69,6 +69,8 @@ def http_json(method, url, headers=None, body=None, timeout=20):
     """Minimal JSON-over-HTTP helper. Returns (status, parsed_or_text)."""
     data = None
     hdrs = dict(headers or {})
+    # Cloudflare in front of id.shre.ai 403s the default Python-urllib UA.
+    hdrs.setdefault("User-Agent", f"granthi-link/{VERSION}")
     if body is not None:
         data = json.dumps(body).encode()
         hdrs.setdefault("Content-Type", "application/json")