Update the intro

Author: noble-ant

tool_use/tool_search_alternate_approaches.ipynb

@@ -6,22 +6,28 @@
    "source": [
     "# Tool Search: Alternate Approaches\n",
     "\n",
-    "**Recommend first reading the cookbook: [Tool Search with Embeddings](./tool_search_with_embeddings.ipynb).**\n",
+    "**Recommend first reading see the cookbook: Tool Search with Embeddings.**\n",
     "\n",
-    "The goal of this cookbook is to show alternate approaches to tool search (or \"tool discovery\") with Claude. We'll demonstrate two useful techniques:\n",
+    "The goal of this cookbook is to show of some alternate approaches to using tool search (or really \"tool discovery\") with Claude. In this cookbook we'll demonstrate two useful techniques:\n",
     "\n",
-    "1. **Tools can be discovered without \"search\"**. Instead of semantic search, we'll include all tool names in Claude's system prompt and provide a `describe_tool` tool for Claude to load specific tools into context.\n",
-    "2. **Tools don't need to be in the `tools` list initially**. Using `defer_loading=True`, tools can be added dynamically while preserving prompt caching.\n",
+    "1. Tools can be discovered without \"Search\". In this cookbook, we'll include all of the tool names in Claude's system prompt and provide Claude with decribe_tool_tool to load the tool fully into \n",
+    "Claude's context.\n",
+    "2. Tools do not have to be passed in the request's `tools` list if they have not been loaded into Claude's context yet. This can be a bit more application complexity to manage, but can allow your \n",
+    "application to keep requests small, even while Claude has potential access to thousands of tools.\n",
     "\n",
-    "This cookbook demonstrates these techniques using a describe_tool example, but the same pattern applies to many discovery mechanisms (searching, listing by category, etc.).\n",
+    "Users have a lot of flexibility to design tool search to keep Claude's context (and Messages requests) as focused as possible.\n",
     "\n",
     "## Prerequisites\n",
     "\n",
-    "- Python 3.11+\n",
-    "- Anthropic API key\n",
-    "- Basic understanding of [Claude Tool Use](https://docs.anthropic.com/en/docs/build-with-claude/tool-use)\n",
+    "Before following this guide, ensure you have:\n",
     "\n",
-    "## Setup"
+    "**Required Knowledge**\n",
+    "- Python fundamentals - comfortable with functions, dictionaries, and basic data structures\n",
+    "- Basic understanding of Claude tool use - we recommend reading the [Tool Use Guide](https://docs.anthropic.com/en/docs/build-with-claude/tool-use) first\n",
+    "\n",
+    "**Required Tools**\n",
+    "- Python 3.11 or higher\n",
+    "- Anthropic API key ([get one here](https://docs.anthropic.com/claude/reference/getting-started-with-the-api))"
    ]
   },
   {