diff --git a/fusion_accounting_followup/__manifest__.py b/fusion_accounting_followup/__manifest__.py
index dfb505bf..4c37bdaf 100644
--- a/fusion_accounting_followup/__manifest__.py
+++ b/fusion_accounting_followup/__manifest__.py
@@ -1,6 +1,6 @@
 {
     'name': 'Fusion Accounting Follow-up',
-    'version': '19.0.1.0.29',
+    'version': '19.0.1.0.30',
     'category': 'Accounting/Accounting',
     'summary': 'AI-augmented customer follow-ups (dunning) for unpaid invoices.',
     'description': """
diff --git a/fusion_accounting_followup/tests/__init__.py b/fusion_accounting_followup/tests/__init__.py
index cc9e8340..208a9ae0 100644
--- a/fusion_accounting_followup/tests/__init__.py
+++ b/fusion_accounting_followup/tests/__init__.py
@@ -21,3 +21,4 @@ from . import test_batch_followup_wizard
 from . import test_migration_round_trip
 from . import test_coexistence
 from . import test_followup_tours
+from . import test_local_llm_compat
diff --git a/fusion_accounting_followup/tests/test_local_llm_compat.py b/fusion_accounting_followup/tests/test_local_llm_compat.py
new file mode 100644
index 00000000..1a46b01f
--- /dev/null
+++ b/fusion_accounting_followup/tests/test_local_llm_compat.py
@@ -0,0 +1,69 @@
+"""Local LLM compat test for followup_text_generator.
+
+Auto-detects LM Studio (:1234) or Ollama (:11434), skips when absent."""
+
+import socket
+
+from odoo.tests.common import TransactionCase
+from odoo.tests import tagged
+
+
+def _server_reachable(host, port, timeout=1.0):
+    try:
+        with socket.create_connection((host, port), timeout=timeout):
+            return True
+    except (OSError, socket.timeout):
+        return False
+
+
+def _detect_local_llm():
+    for host, port, default_model in [
+        ('host.docker.internal', 1234, 'local-model'),
+        ('host.docker.internal', 11434, 'llama3.1:8b'),
+        ('localhost', 1234, 'local-model'),
+        ('localhost', 11434, 'llama3.1:8b'),
+    ]:
+        if _server_reachable(host, port, timeout=0.5):
+            return (f'http://{host}:{port}/v1', default_model)
+    return (None, None)
+
+
+@tagged('post_install', '-at_install', 'local_llm')
+class TestLocalLLMFollowupText(TransactionCase):
+
+    def setUp(self):
+        super().setUp()
+        self.base_url, self.model = _detect_local_llm()
+        if not self.base_url:
+            self.skipTest("No local LLM server detected")
+
+    def test_followup_text_with_local_llm(self):
+        params = self.env['ir.config_parameter'].sudo()
+        prior = {k: params.get_param(k) for k in [
+            'fusion_accounting.openai_base_url',
+            'fusion_accounting.openai_model',
+            'fusion_accounting.provider.followup_text',
+        ]}
+        params.set_param('fusion_accounting.openai_base_url', self.base_url)
+        params.set_param('fusion_accounting.openai_model', self.model)
+        params.set_param('fusion_accounting.openai_api_key', 'lm-studio')
+        params.set_param('fusion_accounting.provider.followup_text', 'openai')
+
+        try:
+            from odoo.addons.fusion_accounting_followup.services.followup_text_generator import (
+                generate_followup_text,
+            )
+            result = generate_followup_text(
+                self.env, partner_name='Acme Corp',
+                total_overdue=15000, currency_code='USD',
+                longest_overdue_days=45, tone='firm',
+                invoice_count=3,
+                risk_drivers=['8/12 invoices paid late', 'Avg 30 days late'],
+            )
+            self.assertIn('subject', result)
+            self.assertIn('body', result)
+            self.assertIn('tone_used', result)
+        finally:
+            for k, v in prior.items():
+                if v is not None:
+                    params.set_param(k, v)