diff --git a/src/core/tools/shard-doc.xml b/src/core/tools/shard-doc.xml
index 3a6ab307..e5e892c0 100644
--- a/src/core/tools/shard-doc.xml
+++ b/src/core/tools/shard-doc.xml
@@ -12,28 +12,18 @@
   </llm>
 
   <critical-context>
-    <i>This task ONLY supports automated sharding via @kayvan/markdown-tree-parser</i>
-    <i>The tool automatically handles: section splitting, heading level adjustment, code block detection, index generation</i>
-    <i>All markdown formatting is preserved during sharding</i>
+    <i>Uses `npx @kayvan/markdown-tree-parser` to automatically shard documents by level 2 headings and generate an index</i>
   </critical-context>
 
   <flow>
-    <step n="1" title="Verify Tool Installation">
-      <action>Check if @kayvan/markdown-tree-parser is installed globally</action>
-      <action>Run: npm list -g @kayvan/markdown-tree-parser</action>
-      <action if="not installed">Inform user that tool needs to be installed</action>
-      <action if="not installed">Run: npm install -g @kayvan/markdown-tree-parser</action>
-      <action if="installation fails">HALT with error message about npm/node requirements</action>
-    </step>
-
-    <step n="2" title="Get Source Document">
+    <step n="1" title="Get Source Document">
       <action>Ask user for the source document path if not provided already</action>
       <action>Verify file exists and is accessible</action>
       <action>Verify file is markdown format (.md extension)</action>
       <action if="file not found or not markdown">HALT with error message</action>
     </step>
 
-    <step n="3" title="Get Destination Folder">
+    <step n="2" title="Get Destination Folder">
       <action>Determine default destination: same location as source file, folder named after source file without .md extension</action>
       <action>Example: /path/to/architecture.md → /path/to/architecture/</action>
       <action>Ask user for the destination folder path ([y] to confirm use of default: [suggested-path], else enter a new path)</action>
@@ -44,21 +34,21 @@
       <action if="permission denied">HALT with error message</action>
     </step>
 
-    <step n="4" title="Execute Sharding">
+    <step n="3" title="Execute Sharding">
       <action>Inform user that sharding is beginning</action>
-      <action>Execute command: md-tree explode [source-document] [destination-folder]</action>
+      <action>Execute command: `npx @kayvan/markdown-tree-parser [source-document] [destination-folder]`</action>
       <action>Capture command output and any errors</action>
       <action if="command fails">HALT and display error to user</action>
     </step>
 
-    <step n="5" title="Verify Output">
+    <step n="4" title="Verify Output">
       <action>Check that destination folder contains sharded files</action>
       <action>Verify index.md was created in destination folder</action>
       <action>Count the number of files created</action>
       <action if="no files created">HALT with error message</action>
     </step>
 
-    <step n="6" title="Report Completion">
+    <step n="5" title="Report Completion">
       <action>Display completion report to user including:</action>
       <i>- Source document path and name</i>
       <i>- Destination folder path</i>
@@ -70,31 +60,6 @@
   </flow>
 
   <halt-conditions critical="true">
-    <i>HALT if @kayvan/markdown-tree-parser cannot be installed</i>
-    <i>HALT if Node.js or npm is not available</i>
-    <i>HALT if source document does not exist or is inaccessible</i>
-    <i>HALT if source document is not markdown format (.md)</i>
-    <i>HALT if destination folder cannot be created</i>
-    <i>HALT if user does not have write permissions to destination</i>
-    <i>HALT if md-tree explode command fails</i>
-    <i>HALT if no output files were created</i>
+    <i>HALT if npx command fails or produces no output files</i>
   </halt-conditions>
-
-  <tool-info>
-    <name>@kayvan/markdown-tree-parser</name>
-    <command>md-tree explode [source-document] [destination-folder]</command>
-    <installation>npm install -g @kayvan/markdown-tree-parser</installation>
-    <requirements>
-      <i>Node.js installed</i>
-      <i>npm package manager</i>
-      <i>Global npm installation permissions</i>
-    </requirements>
-    <features>
-      <i>Automatic section splitting by level 2 headings</i>
-      <i>Automatic heading level adjustment</i>
-      <i>Handles edge cases (code blocks, diagrams)</i>
-      <i>Generates navigable index.md</i>
-      <i>Preserves all markdown formatting</i>
-    </features>
-  </tool-info>
 </tool>
\ No newline at end of file