diff --git a/libs/cli/langgraph_cli/deploy.py b/libs/cli/langgraph_cli/deploy.py
index 7507482c1..f83946e32 100644
--- a/libs/cli/langgraph_cli/deploy.py
+++ b/libs/cli/langgraph_cli/deploy.py
@@ -2536,6 +2536,8 @@ def deploy_listeners() -> None:
 def deploy_listeners_list(
     api_key: str | None, host_url: str | None, json_output: bool
 ) -> None:
+    global _no_input
+    _no_input = json_output
     client = _create_host_backend_client(host_url, api_key)
     listeners = _call_host_backend_with_optional_tenant(
         client, lambda c: c.list_listeners()
diff --git a/libs/cli/tests/unit_tests/cli/test_cli.py b/libs/cli/tests/unit_tests/cli/test_cli.py
index 01838dec2..5b621b8ad 100644
--- a/libs/cli/tests/unit_tests/cli/test_cli.py
+++ b/libs/cli/tests/unit_tests/cli/test_cli.py
@@ -14,6 +14,7 @@ import langgraph_cli.deploy as deploy_module
 from langgraph_cli.cli import cli, prepare_args_and_stdin
 from langgraph_cli.config import Config, _get_pip_cleanup_lines, validate_config
 from langgraph_cli.docker import DEFAULT_POSTGRES_URI, DockerCapabilities, Version
+from langgraph_cli.host_backend import HostBackendError
 from langgraph_cli.util import clean_empty_lines
 
 FORMATTED_CLEANUP_LINES = _get_pip_cleanup_lines(
@@ -536,6 +537,9 @@ def test_deploy_listeners_list_command_no_results(monkeypatch) -> None:
 
 
 def test_deploy_listeners_list_command_json(monkeypatch) -> None:
+    # --json sets the module-level _no_input global as a side effect; pin
+    # the "before" value so monkeypatch restores it after this test.
+    monkeypatch.setattr(deploy_module, "_no_input", False)
     runner = CliRunner()
 
     listeners = [
@@ -579,6 +583,9 @@ def test_deploy_listeners_list_command_json(monkeypatch) -> None:
 
 
 def test_deploy_listeners_list_command_json_no_results(monkeypatch) -> None:
+    # --json sets the module-level _no_input global as a side effect; pin
+    # the "before" value so monkeypatch restores it after this test.
+    monkeypatch.setattr(deploy_module, "_no_input", False)
     runner = CliRunner()
 
     class FakeClient:
@@ -608,6 +615,52 @@ def test_deploy_listeners_list_command_json_no_results(monkeypatch) -> None:
     assert json.loads(result.output) == []
 
 
+def test_deploy_listeners_list_command_json_org_scoped_403(monkeypatch) -> None:
+    """With --json, an org-scoped 403 must raise cleanly instead of
+    prompting for a workspace ID, which would write to stdout and hang
+    waiting for input that a scripted invocation never provides."""
+    # deploy_listeners_list sets the module-level _no_input global as a
+    # side effect; pin its "before" value so monkeypatch restores it after
+    # this test instead of leaking True into whichever test runs next.
+    monkeypatch.setattr(deploy_module, "_no_input", False)
+    runner = CliRunner()
+
+    class FakeClient:
+        def __init__(self, host_url: str, api_key: str, tenant_id: str | None = None):
+            pass
+
+        def list_listeners(self):
+            raise HostBackendError("requires workspace specification", status_code=403)
+
+        def set_tenant(self, tenant_id: str) -> None:
+            raise AssertionError("must not retry with a prompted tenant with --json")
+
+    monkeypatch.setattr(deploy_module, "HostBackendClient", FakeClient)
+
+    prompt_calls = []
+    monkeypatch.setattr(
+        click, "prompt", lambda *a, **k: prompt_calls.append((a, k)) or "unreachable"
+    )
+
+    result = runner.invoke(
+        cli,
+        [
+            "deploy",
+            "listeners",
+            "list",
+            "--json",
+            "--api-key",
+            "test-key",
+            "--host-url",
+            "https://api.example.com",
+        ],
+    )
+
+    assert prompt_calls == [], "must not prompt interactively with --json"
+    assert result.exit_code != 0
+    assert "LANGSMITH_TENANT_ID" in result.output
+
+
 def test_deploy_revisions_list_command(monkeypatch) -> None:
     runner = CliRunner()
     captured: dict[str, str] = {}