diff --git a/litellm/llms/vertex_ai/gemini/vertex_and_google_ai_studio_gemini.py b/litellm/llms/vertex_ai/gemini/vertex_and_google_ai_studio_gemini.py
index 9ea1c2ee12..f443a59dc3 100644
--- a/litellm/llms/vertex_ai/gemini/vertex_and_google_ai_studio_gemini.py
+++ b/litellm/llms/vertex_ai/gemini/vertex_and_google_ai_studio_gemini.py
@@ -1542,7 +1542,9 @@ class ModelResponseIterator:
                 and "parts" in gemini_chunk["content"]
             ):
                 if "text" in gemini_chunk["content"]["parts"][0]:
-                    text = gemini_chunk["content"]["parts"][0]["text"]
+                    text = VertexGeminiConfig().get_assistant_content_message(
+                            parts=gemini_chunk["content"]["parts"]
+                        )
                 elif "functionCall" in gemini_chunk["content"]["parts"][0]:
                     function_call = ChatCompletionToolCallFunctionChunk(
                         name=gemini_chunk["content"]["parts"][0]["functionCall"][
diff --git a/model_prices_and_context_window.json b/model_prices_and_context_window.json
index 55052761c7..b8c24abfc6 100644
--- a/model_prices_and_context_window.json
+++ b/model_prices_and_context_window.json
@@ -5975,6 +5975,48 @@
         "source": "https://aistudio.google.com",
         "supports_tool_choice": true
     },
+    "gemini-2.0-flash-thinking-exp-1219": {
+        "max_tokens": 32000,
+        "max_input_tokens": 32000,
+        "max_output_tokens": 32000,
+        "max_images_per_prompt": 3000,
+        "max_videos_per_prompt": 10,
+        "max_video_length": 1,
+        "max_audio_length_hours": 8.4,
+        "max_audio_per_prompt": 1,
+        "max_pdf_size_mb": 30,
+        "input_cost_per_token": 0.00000035,
+        "input_cost_per_token_above_128k_tokens": 0.0000007,
+        "output_cost_per_token": 0.00000105,
+        "output_cost_per_token_above_128k_tokens": 0.0000021,
+        "litellm_provider": "gemini",
+        "mode": "chat",
+        "supports_system_messages": true,
+        "supports_function_calling": true,
+        "supports_vision": true,
+        "source": "https://cloud.google.com/vertex-ai/generative-ai/docs/learn/models#foundation_models"
+    },
+    "gemini/gemini-2.0-flash-thinking-exp-1219": {
+        "max_tokens": 32000,
+        "max_input_tokens": 32000,
+        "max_output_tokens": 32000,
+        "max_images_per_prompt": 3000,
+        "max_videos_per_prompt": 10,
+        "max_video_length": 1,
+        "max_audio_length_hours": 8.4,
+        "max_audio_per_prompt": 1,
+        "max_pdf_size_mb": 30,
+        "input_cost_per_token": 0.00000035,
+        "input_cost_per_token_above_128k_tokens": 0.0000007,
+        "output_cost_per_token": 0.00000105,
+        "output_cost_per_token_above_128k_tokens": 0.0000021,
+        "litellm_provider": "gemini",
+        "mode": "chat",
+        "supports_system_messages": true,
+        "supports_function_calling": true,
+        "supports_vision": true,
+        "source": "https://cloud.google.com/vertex-ai/generative-ai/docs/learn/models#foundation_models"
+    },
     "vertex_ai/claude-3-sonnet": {
         "max_tokens": 4096,
         "max_input_tokens": 200000,