diff --git a/src/agent_rules_kit/governance.py b/src/agent_rules_kit/governance.py
index baa011b..ab308e3 100644
--- a/src/agent_rules_kit/governance.py
+++ b/src/agent_rules_kit/governance.py
@@ -136,6 +136,11 @@
         r".{0,100}\b(check|runtime|scan|scanning|audit|analyze|analysis|validation|validate)\b",
         re.IGNORECASE,
     ),
+    re.compile(
+        r"\b(use|call|invoke|query)\b"
+        r".{0,80}\b(Claude API|Anthropic API|OpenAI API|Gemini API|ChatGPT API|LLM API|remote LLM|external LLM)\b",
+        re.IGNORECASE,
+    ),
     re.compile(
         r"\b(validator|linter|tool|CLI|command|check|runtime|execution)\b"
         r".{0,120}\b(depends on|requires?|needs?|uses?|using|must use|must call)\b"
@@ -147,6 +152,12 @@
         r".{0,120}\b(during execution|at runtime|runtime|for validation|to validate|for analysis|to analyze)\b",
         re.IGNORECASE,
     ),
+    re.compile(
+        r"\b(validat(?:e|es|ing|ion)|verif(?:y|ies|ying|ication)|check(?:s|ing)?|analyz(?:e|es|ing|sis))\b"
+        r".{0,80}\b(via|using|through|with|by calling|by querying)\b"
+        r".{0,80}\b(Claude(?:\s+API)?|Anthropic(?:\s+API)?|OpenAI(?:\s+API)?|Gemini(?:\s+API)?|ChatGPT|LLM API|remote API|external API)\b",
+        re.IGNORECASE,
+    ),
     re.compile(
         r"\b(runtime|check|scan|scanning|audit|analyze|analysis|validation|validate)\b"
         r".{0,120}\b(requires?|needs?|must have|depends on)\b"
@@ -163,7 +174,7 @@
     ),
     re.compile(
         r"\b(does not|do not|don't|must not|should not|never|avoid|avoids|no)\b"
-        r".{0,140}\b(call|use|depend|send|upload|post|transmit|share)\b"
+        r".{0,140}\b(call|use|depend|requires?|needs?|rely|relies|send|upload|post|transmit|share)\b"
         r".{0,140}\b(network|LLMs?|OpenAI|Anthropic|Claude|Gemini|ChatGPT|external APIs?|remote services?)\b",
         re.IGNORECASE,
     ),
diff --git a/tests/test_governance.py b/tests/test_governance.py
index 2e156a2..681bb13 100644
--- a/tests/test_governance.py
+++ b/tests/test_governance.py
@@ -271,6 +271,59 @@ def test_reports_runtime_network_llm_dependency_guidance(self) -> None:
         self.assertEqual([finding.line for finding in findings], [5, 6, 7, 8, 9, 10])
         self.assertEqual([finding.path for finding in findings], ["AGENTS.md"] * 6)
 
+    def test_reports_gold_runtime_api_phrase_variants(self) -> None:
+        with tempfile.TemporaryDirectory() as temporary_directory:
+            repository = Path(temporary_directory)
+            (repository / "AGENTS.md").write_text(
+                "\n".join(
+                    [
+                        "# AGENTS.md",
+                        "",
+                        "Rules:",
+                        "",
+                        "- use the Claude API for validation.",
+                        "- call the OpenAI API to check results.",
+                        "- This check requires the OpenAI API.",
+                        "- analysis needs Claude API to run.",
+                        "- validate changes via Claude API.",
+                        "- verify output using OpenAI API.",
+                    ]
+                )
+                + "\n",
+                encoding="utf-8",
+            )
+
+            instruction_files = discover_instruction_files(repository)
+            findings = find_runtime_network_llm_dependency_findings(repository, instruction_files)
+
+        self.assertEqual([finding.rule_id for finding in findings], ["AIRK-GOV005"] * 6)
+        self.assertEqual([finding.line for finding in findings], [5, 6, 7, 8, 9, 10])
+        self.assertEqual([finding.path for finding in findings], ["AGENTS.md"] * 6)
+
+    def test_ignores_adjacent_negative_runtime_api_requirement_guidance(self) -> None:
+        with tempfile.TemporaryDirectory() as temporary_directory:
+            repository = Path(temporary_directory)
+            (repository / "AGENTS.md").write_text(
+                "\n".join(
+                    [
+                        "# AGENTS.md",
+                        "",
+                        "Rules:",
+                        "",
+                        "- Do not require Claude API or external APIs at runtime.",
+                        "- This check requires the OpenAI API.",
+                    ]
+                )
+                + "\n",
+                encoding="utf-8",
+            )
+
+            instruction_files = discover_instruction_files(repository)
+            findings = find_runtime_network_llm_dependency_findings(repository, instruction_files)
+
+        self.assertEqual(findings, ())
+
+
     def test_ignores_safe_or_human_reviewed_network_llm_guidance(self) -> None:
         with tempfile.TemporaryDirectory() as temporary_directory:
             repository = Path(temporary_directory)