diff --git a/src/filesystem/index.ts b/src/filesystem/index.ts
index 7b67e63e58..7603f9ce5e 100644
--- a/src/filesystem/index.ts
+++ b/src/filesystem/index.ts
@@ -94,13 +94,13 @@ setAllowedDirectories(allowedDirectories);
 
 // Schema definitions
 const ReadTextFileArgsSchema = z.object({
-  path: z.string(),
+  path: z.string().describe('Absolute path to the file to read'),
   tail: z.number().optional().describe('If provided, returns only the last N lines of the file'),
   head: z.number().optional().describe('If provided, returns only the first N lines of the file')
 });
 
 const ReadMediaFileArgsSchema = z.object({
-  path: z.string()
+  path: z.string().describe('Absolute path to the media file to read')
 });
 
 const ReadMultipleFilesArgsSchema = z.object({
@@ -111,8 +111,8 @@ const ReadMultipleFilesArgsSchema = z.object({
 });
 
 const WriteFileArgsSchema = z.object({
-  path: z.string(),
-  content: z.string(),
+  path: z.string().describe('Absolute path to the file to write'),
+  content: z.string().describe('Content to write to the file'),
 });
 
 const EditOperation = z.object({
@@ -121,42 +121,42 @@ const EditOperation = z.object({
 });
 
 const EditFileArgsSchema = z.object({
-  path: z.string(),
-  edits: z.array(EditOperation),
+  path: z.string().describe('Absolute path to the file to edit'),
+  edits: z.array(EditOperation).describe('Array of edit operations to apply'),
   dryRun: z.boolean().default(false).describe('Preview changes using git-style diff format')
 });
 
 const CreateDirectoryArgsSchema = z.object({
-  path: z.string(),
+  path: z.string().describe('Absolute path to the directory to create'),
 });
 
 const ListDirectoryArgsSchema = z.object({
-  path: z.string(),
+  path: z.string().describe('Absolute path to the directory to list'),
 });
 
 const ListDirectoryWithSizesArgsSchema = z.object({
-  path: z.string(),
+  path: z.string().describe('Absolute path to the directory to list'),
   sortBy: z.enum(['name', 'size']).optional().default('name').describe('Sort entries by name or size'),
 });
 
 const DirectoryTreeArgsSchema = z.object({
-  path: z.string(),
-  excludePatterns: z.array(z.string()).optional().default([])
+  path: z.string().describe('Absolute path to the root directory for the tree'),
+  excludePatterns: z.array(z.string()).optional().default([]).describe('Array of glob patterns to exclude from the tree')
 });
 
 const MoveFileArgsSchema = z.object({
-  source: z.string(),
-  destination: z.string(),
+  source: z.string().describe('Absolute path of the source file to move'),
+  destination: z.string().describe('Absolute path of the destination'),
 });
 
 const SearchFilesArgsSchema = z.object({
-  path: z.string(),
-  pattern: z.string(),
-  excludePatterns: z.array(z.string()).optional().default([])
+  path: z.string().describe('Absolute path to the directory to search in'),
+  pattern: z.string().describe('Glob pattern to match files against'),
+  excludePatterns: z.array(z.string()).optional().default([]).describe('Array of glob patterns to exclude from search')
 });
 
 const GetFileInfoArgsSchema = z.object({
-  path: z.string(),
+  path: z.string().describe('Absolute path to the file to get information about'),
 });
 
 // Server setup