Clarify automatic /llms.txt capabilities on AI Ingestion page

ai-ingestion.mdx

@@ -12,9 +12,13 @@
   )
 }
 
+Most AI ingestion capabilities are automatically enabled for all customers without any setup required. Your documentation is immediately ready to be used with LLMs and AI tools through features like /llms.txt, /llms-full.txt, and .md extensions.
+
+However, some features like the contextual menu require additional setup in your configuration.
+
 Documentation pages are content rich and can be a great source of information for LLMs for AI tools.
 
 Today, you can use your documentation to fine-tune a chatbot, answer questions about your product, or use it to generate code.
 
 ## Supported Shortcuts
 
@@ -22,7 +26,7 @@
 
 ### /llms.txt
 
 An [industry standard](https://llmstxt.org) that helps general-purpose LLMs index more efficiently (e.g. a sitemap for AI).
 
 Every documentation site automatically hosts a **/llms.txt** file at the root that lists all available pages in your documentation.
 
@@ -44,8 +48,8 @@
 
 ### contextual menu
 
-You can enable a [contextual menu](settings#param-contextual) to allow users to copy markdown source, view markdown source, or open ChatGPT with the page content.
+You can enable a [contextual menu](settings#param-contextual) to allow users to copy markdown source, view markdown source, or open ChatGPT with the page content. This feature requires setup in your configuration file.
 
 ### ⌘ \+ c shortcut
 
-Copy markdown source of any page using command \+ c.
+Copy markdown source of any page using command \+ c.