diff --git a/cli2.js b/cli2.js
index fd75d77..d135e89 100644
--- a/cli2.js
+++ b/cli2.js
@@ -10,10 +10,10 @@ import chalk from 'chalk';
 const modelDialog = new ModelDialog();
 
 modelDialog.on('outputUpdate', (output) => {
-    console.log(chalk.blue('output event'),output);
+    //console.log(chalk.blue('output event'),output);
 });
 modelDialog.on('reasoningUpdate', (output) => {
-    console.log(chalk.blue('reasoning event'),output);
+    //console.log(chalk.blue('reasoning event'),output);
 });
 
 
diff --git a/modelDialog.js b/modelDialog.js
index 51b6bb1..5040091 100644
--- a/modelDialog.js
+++ b/modelDialog.js
@@ -135,10 +135,7 @@ class ModelDialog {
                     const limitedArgs = typeof toolCall.arguments === 'string'
                         ? (toolCall.arguments.length > 400 ? toolCall.arguments.slice(0, 400) + '...[truncated]' : toolCall.arguments)
                         : toolCall.arguments;
-                    console.log(
-                        chalk.green('tool call:'),
-                        { ...toolCall, arguments: limitedArgs }
-                    );
+
                     const tool = toolsByFile[toolCall.name];
                     let args;
                     try{
@@ -153,7 +150,7 @@ class ModelDialog {
                         continue;
                     }
                     const result = await tool.run(args);
-                    console.log(chalk.green('function call result:'),'<toolCall.name>',toolCall.name,'</toolCall.name>\n','<args>',args,'</args>\n','<result>',result,'</result>');
+                    console.log(chalk.green('function call result:'),'<toolCall.name>',toolCall.name,'</toolCall.name>\n','<args>',limitedArgs,'</args>\n','<result>',JSON.stringify(result).slice(0,100),'...</result>');
                     this.messages.push({
                         type: "function_call_output",
                         call_id: toolCall.call_id,
diff --git a/tools/patch_files.js b/tools/patch_files.js
index 8dc1eda..1a8ac2d 100644
--- a/tools/patch_files.js
+++ b/tools/patch_files.js
@@ -6,7 +6,7 @@ but the format of the diff specification is unique to this task, so pay careful
 To use the 'apply_patch' command, you should pass a message of the following structure as "input":
 
 *** Begin Patch
-[YOUR_PATH]
+[YOUR_PATCH]
 *** End Patch
 
 Where [YOUR_PATCH] is the actual content of your patch, specified in the following V4A diff format.
@@ -36,8 +36,17 @@ For instructions on [context_before] and [context_after]:
 + [new_code]
 [3 lines of post-context]
 
-Note, then, that we do not use line numbers in this diff format, as the context is enough to uniquely identify code. An example of a message that you might pass as "input" to this function, in order to apply a patch, is shown below.
-`;  
+Note, then, that we do not use line numbers in this diff format, as the context is enough to uniquely identify code.
+
+Complese Example:
+*** Begin Patch
+*** Add File: /test.js
++ function method() {
++   console.log("Hello, world!");
++ }
+*** End Patch
+`;
+
 // --------------------------------------------------------------------------- //
 //  Domain objects
 // --------------------------------------------------------------------------- //
diff --git a/tools/read_file.js b/tools/read_file.js
index 0285a70..84ff6ba 100644
--- a/tools/read_file.js
+++ b/tools/read_file.js
@@ -1,6 +1,6 @@
 import { createReadStream } from "node:fs";
 import { createInterface } from "node:readline";
-
+import fs from "node:fs";
 import path from "node:path";
 
 const virtual_chroot = '/workspaces/aiTools/root';
@@ -30,7 +30,10 @@ export async function run(args) {
     // Normalize linesToRead (1-400, with 0 or >400 meaning 400)
     const maxLines = (linesToRead <= 0 || linesToRead > 400) ? 400 : linesToRead;
 
-    // return 'FILE DOES NOT EXIST'
+    // check if the file exists
+    if (!fs.existsSync(fullPath)) {
+        return `read_file error: File does not exist`;
+    }
     
     try {
 
@@ -53,7 +56,7 @@ export async function run(args) {
             }
         }
         
-        return lines.join('\n');
+        return 'Filecontent: ´´´'+lines.join('')+'´´´';
     } catch (error) {
         return `read_file error: ${error.message}`;
     }