fix

Author: madams0013

docs/prompt_engineering/how_to_guides/multimodal_content.mdx

@@ -2,7 +2,7 @@
 sidebar_position: 7
 ---
 
-# Include multimodal content
+# Include multimodal content in a prompt
 
 Some applications are based around multimodal content, like a chatbot that can answer questions about a PDF or image.
 In these cases, you'll want to include multimodal content in your prompt and test the model's ability to answer questions about the content.
@@ -14,6 +14,10 @@ The LangSmith Playground supports two methods for incorporating multimodal conte
    - Test how the model handles different inputs
    - Create reusable prompts that work with varying content
 
+:::note
+Not all models support multimodal content. Before using multimodal features in the playground, make sure your selected model supports the file types you want to use.
+:::
+
 ## Inline content
 
 Click the file icon in the message where you want to add multimodal content.