diff --git a/python/tensorrt_model_connect/families/internvl/plugin.py b/python/tensorrt_model_connect/families/internvl/plugin.py
index ca86058230..c9576bc0b6 100644
--- a/python/tensorrt_model_connect/families/internvl/plugin.py
+++ b/python/tensorrt_model_connect/families/internvl/plugin.py
@@ -145,6 +145,18 @@ def get_vl_config(self, config: ModelConfig) -> dict | None:
             "image_token_str": "<IMG_CONTEXT>",
         }
 
+    def get_bundle_config_overrides(self, config: ModelConfig) -> dict[str, int]:
+        """Expose InternVL's nested text decoder contract at bundle scope."""
+        return {
+            "vocab_size": config.vocab_size,
+            "hidden_size": config.hidden_size,
+            "num_hidden_layers": config.num_hidden_layers,
+            "num_attention_heads": config.num_attention_heads,
+            "num_key_value_heads": config.num_key_value_heads,
+            "head_dim": config.head_dim,
+            "bos_token_id": config.bos_token_id,
+        }
+
 
 # ---------------------------------------------------------------------------
 # Text decoder weight loading
diff --git a/tests/e2e/models/internvl/test_internvl_family_plugin_weights.py b/tests/e2e/models/internvl/test_internvl_family_plugin_weights.py
index 8cbe837041..823e7fd400 100644
--- a/tests/e2e/models/internvl/test_internvl_family_plugin_weights.py
+++ b/tests/e2e/models/internvl/test_internvl_family_plugin_weights.py
@@ -231,6 +231,40 @@ def test_get_vl_config(self, tmp_path):
         assert "image_token_id" in vl_cfg
         assert "vl_prompt_template" in vl_cfg
 
+    def test_bundle_config_overrides_flatten_text_decoder(self, tmp_path):
+        """The native runtime receives InternVL's nested decoder geometry."""
+        from tensorrt_model_connect.families.internvl import plugin
+
+        config = {
+            "model_type": "internvl",
+            "text_config": {
+                "vocab_size": 151674,
+                "hidden_size": 1536,
+                "num_hidden_layers": 28,
+                "num_attention_heads": 12,
+                "num_key_value_heads": 2,
+                "head_dim": 128,
+                "bos_token_id": 151643,
+            },
+            "vision_config": {
+                "hidden_size": 1024,
+                "num_hidden_layers": 24,
+            },
+        }
+        _write_config(tmp_path, config)
+
+        cfg = ModelConfig.from_dir(tmp_path)
+
+        assert plugin.get_bundle_config_overrides(cfg) == {
+            "vocab_size": 151674,
+            "hidden_size": 1536,
+            "num_hidden_layers": 28,
+            "num_attention_heads": 12,
+            "num_key_value_heads": 2,
+            "head_dim": 128,
+            "bos_token_id": 151643,
+        }
+
     def test_no_vl_config_without_vision(self, tmp_path):
         """get_vl_config returns None when no vision_config present."""
         from tensorrt_model_connect.families.internvl import plugin