diff --git a/pr_agent/algo/pr_processing.py b/pr_agent/algo/pr_processing.py
index 818e98ff..96230d66 100644
--- a/pr_agent/algo/pr_processing.py
+++ b/pr_agent/algo/pr_processing.py
@@ -26,8 +26,12 @@ OUTPUT_BUFFER_TOKENS_HARD_THRESHOLD = 600
 
 
 
-def get_pr_diff(git_provider: GitProvider, token_handler: TokenHandler, model: str,
-                add_line_numbers_to_hunks: bool = False, disable_extra_lines: bool = False, large_pr_handling=False) -> str:
+def get_pr_diff(git_provider: GitProvider, token_handler: TokenHandler,
+                model: str,
+                add_line_numbers_to_hunks: bool = False,
+                disable_extra_lines: bool = False,
+                large_pr_handling=False,
+                return_remaining_files=False):
     if disable_extra_lines:
         PATCH_EXTRA_LINES = 0
     else:
@@ -72,7 +76,7 @@ def get_pr_diff(git_provider: GitProvider, token_handler: TokenHandler, model: s
     get_logger().info(f"Tokens: {total_tokens}, total tokens over limit: {get_max_tokens(model)}, "
                       f"pruning diff.")
     patches_compressed_list, total_tokens_list, deleted_files_list, remaining_files_list, file_dict, files_in_patches_list = \
-        pr_generate_compressed_diff(pr_languages, token_handler, model, add_line_numbers_to_hunks)
+        pr_generate_compressed_diff(pr_languages, token_handler, model, add_line_numbers_to_hunks, large_pr_handling)
 
     if large_pr_handling and len(patches_compressed_list) > 1:
         get_logger().info(f"Large PR handling mode, and found {len(patches_compressed_list)} patches with original diff.")
@@ -129,7 +133,10 @@ def get_pr_diff(git_provider: GitProvider, token_handler: TokenHandler, model: s
 
     get_logger().debug(f"After pruning, added_list_str: {added_list_str}, modified_list_str: {modified_list_str}, "
                        f"deleted_list_str: {deleted_list_str}")
-    return final_diff
+    if not return_remaining_files:
+        return final_diff
+    else:
+        return final_diff, remaining_files_list
 
 
 def get_pr_diff_multiple_patchs(git_provider: GitProvider, token_handler: TokenHandler, model: str,
@@ -159,7 +166,7 @@ def get_pr_diff_multiple_patchs(git_provider: GitProvider, token_handler: TokenH
             pass
 
     patches_compressed_list, total_tokens_list, deleted_files_list, remaining_files_list, file_dict, files_in_patches_list = \
-        pr_generate_compressed_diff(pr_languages, token_handler, model, add_line_numbers_to_hunks)
+        pr_generate_compressed_diff(pr_languages, token_handler, model, add_line_numbers_to_hunks, large_pr_handling=True)
 
     return patches_compressed_list, total_tokens_list, deleted_files_list, remaining_files_list, file_dict, files_in_patches_list
 
@@ -208,7 +215,8 @@ def pr_generate_extended_diff(pr_languages: list,
 
 
 def pr_generate_compressed_diff(top_langs: list, token_handler: TokenHandler, model: str,
-                                convert_hunks_to_line_numbers: bool) -> Tuple[list, list, list, list, dict, list]:
+                                convert_hunks_to_line_numbers: bool,
+                                large_pr_handling: bool) -> Tuple[list, list, list, list, dict, list]:
     deleted_files_list = []
 
     # sort each one of the languages in top_langs by the number of tokens in the diff
@@ -253,18 +261,20 @@ def pr_generate_compressed_diff(top_langs: list, token_handler: TokenHandler, mo
     files_in_patches_list.append(files_in_patch_list)
 
     # additional iterations (if needed)
-    NUMBER_OF_ALLOWED_ITERATIONS = get_settings().pr_description.max_ai_calls - 1 # one more call is to summarize
-    for i in range(NUMBER_OF_ALLOWED_ITERATIONS-1):
-        if remaining_files_list:
-            total_tokens, patches, remaining_files_list, files_in_patch_list = generate_full_patch(convert_hunks_to_line_numbers,
-                                                                             file_dict,
-                                                                              max_tokens_model,
-                                                                              remaining_files_list, token_handler)
-            patches_list.append(patches)
-            total_tokens_list.append(total_tokens)
-            files_in_patches_list.append(files_in_patch_list)
-        else:
-            break
+    if large_pr_handling:
+        NUMBER_OF_ALLOWED_ITERATIONS = get_settings().pr_description.max_ai_calls - 1 # one more call is to summarize
+        for i in range(NUMBER_OF_ALLOWED_ITERATIONS-1):
+            if remaining_files_list:
+                total_tokens, patches, remaining_files_list, files_in_patch_list = generate_full_patch(convert_hunks_to_line_numbers,
+                                                                                 file_dict,
+                                                                                  max_tokens_model,
+                                                                                  remaining_files_list, token_handler)
+                if patches:
+                    patches_list.append(patches)
+                    total_tokens_list.append(total_tokens)
+                    files_in_patches_list.append(files_in_patch_list)
+            else:
+                break
 
     return patches_list, total_tokens_list, deleted_files_list, remaining_files_list, file_dict, files_in_patches_list
 
diff --git a/pr_agent/settings/configuration.toml b/pr_agent/settings/configuration.toml
index 76521939..fe5e325e 100644
--- a/pr_agent/settings/configuration.toml
+++ b/pr_agent/settings/configuration.toml
@@ -76,7 +76,8 @@ use_description_markers=false
 include_generated_by_header=true
 # large pr mode 💎
 enable_large_pr_handling=true
-max_ai_calls=3
+max_ai_calls=4
+async_ai_calls=true
 mention_extra_files=true
 #custom_labels = ['Bug fix', 'Tests', 'Bug fix with tests', 'Enhancement', 'Documentation', 'Other']
 
diff --git a/pr_agent/tools/pr_add_docs.py b/pr_agent/tools/pr_add_docs.py
index a671dd3b..52d60ef9 100644
--- a/pr_agent/tools/pr_add_docs.py
+++ b/pr_agent/tools/pr_add_docs.py
@@ -71,10 +71,6 @@ class PRAddDocs:
     async def _prepare_prediction(self, model: str):
         get_logger().info('Getting PR diff...')
 
-        # Disable adding docs to scripts and other non-relevant text files
-        from pr_agent.algo.language_handler import bad_extensions
-        bad_extensions += get_settings().docs_blacklist_extensions.docs_blacklist
-
         self.patches_diff = get_pr_diff(self.git_provider,
                                         self.token_handler,
                                         model,
diff --git a/pr_agent/tools/pr_description.py b/pr_agent/tools/pr_description.py
index 866cb55f..b16a3a32 100644
--- a/pr_agent/tools/pr_description.py
+++ b/pr_agent/tools/pr_description.py
@@ -1,8 +1,10 @@
+import asyncio
 import copy
 import re
 from functools import partial
 from typing import List, Tuple
 
+import yaml
 from jinja2 import Environment, StrictUndefined
 
 from pr_agent.algo.ai_handlers.base_ai_handler import BaseAiHandler
@@ -168,13 +170,21 @@ class PRDescription:
             return None
 
         large_pr_handling = get_settings().pr_description.enable_large_pr_handling and "pr_description_only_files_prompts" in get_settings()
-        patches_diff = get_pr_diff(self.git_provider, self.token_handler, model,
-                                   large_pr_handling=large_pr_handling)
+        output = get_pr_diff(self.git_provider, self.token_handler, model, large_pr_handling=large_pr_handling, return_remaining_files=True)
+        if isinstance(output, tuple):
+            patches_diff, remaining_files_list = output
+        else:
+            patches_diff = output
+            remaining_files_list = []
         if not large_pr_handling or patches_diff:
             self.patches_diff = patches_diff
             if patches_diff:
                 get_logger().debug(f"PR diff", artifact=self.patches_diff)
                 self.prediction = await self._get_prediction(model, patches_diff, prompt="pr_description_prompt")
+                if (remaining_files_list and 'pr_files' in self.prediction and 'label:' in self.prediction and
+                        get_settings().pr_description.mention_extra_files):
+                    get_logger().debug(f"Extending additional files, {len(remaining_files_list)} files")
+                    self.prediction = await self.extend_additional_files(remaining_files_list)
             else:
                 get_logger().error(f"Error getting PR diff {self.pr_id}")
                 self.prediction = None
@@ -192,13 +202,27 @@ class PRDescription:
                 self.git_provider, token_handler_only_files_prompt, model)
 
             # get the files prediction for each patch
+            if not get_settings().pr_description.async_ai_calls:
+                results = []
+                for i, patches in enumerate(patches_compressed_list):  # sync calls
+                    patches_diff = "\n".join(patches)
+                    get_logger().debug(f"PR diff number {i + 1} for describe files")
+                    prediction_files = await self._get_prediction(model, patches_diff,
+                                                                  prompt="pr_description_only_files_prompts")
+                    results.append(prediction_files)
+            else:  # async calls
+                tasks = []
+                for i, patches in enumerate(patches_compressed_list):
+                    patches_diff = "\n".join(patches)
+                    get_logger().debug(f"PR diff number {i + 1} for describe files")
+                    task = asyncio.create_task(
+                        self._get_prediction(model, patches_diff, prompt="pr_description_only_files_prompts"))
+                    tasks.append(task)
+                # Wait for all tasks to complete
+                results = await asyncio.gather(*tasks)
             file_description_str_list = []
-            for i, patches in enumerate(patches_compressed_list):
-                patches_diff = "\n".join(patches)
-                get_logger().debug(f"PR diff number {i + 1} for describe files")
-                prediction_files = await self._get_prediction(model, patches_diff,
-                                                              prompt="pr_description_only_files_prompts")
-                prediction_files = prediction_files.strip().removeprefix('```yaml').strip('`').strip()
+            for i, result in enumerate(results):
+                prediction_files = result.strip().removeprefix('```yaml').strip('`').strip()
                 if load_yaml(prediction_files) and prediction_files.startswith('pr_files'):
                     prediction_files = prediction_files.removeprefix('pr_files:').strip()
                     file_description_str_list.append(prediction_files)
@@ -248,7 +272,7 @@ class PRDescription:
   changes_title: |
     ...
   label: |
-    not processed (token-limit)
+    additional files (token-limit)
 """
                     files_walkthrough = files_walkthrough.strip() + "\n" + extra_file_yaml.strip()
             # final processing
@@ -259,6 +283,34 @@ class PRDescription:
                     get_logger().debug(f"Using only headers for describe {self.pr_id}")
                     self.prediction = prediction_headers
 
+    async def extend_additional_files(self, remaining_files_list) -> str:
+        prediction = self.prediction
+        try:
+            original_prediction_dict = load_yaml(self.prediction)
+            prediction_extra = "pr_files:"
+            for file in remaining_files_list:
+                extra_file_yaml = f"""\
+- filename: |
+    {file}
+  changes_summary: |
+    ...
+  changes_title: |
+    ...
+  label: |
+    additional files (token-limit)
+"""
+                prediction_extra = prediction_extra + "\n" + extra_file_yaml.strip()
+            prediction_extra_dict = load_yaml(prediction_extra)
+            # merge the two dictionaries
+            if isinstance(original_prediction_dict, dict) and isinstance(prediction_extra_dict, dict):
+                    original_prediction_dict["pr_files"].extend(prediction_extra_dict["pr_files"])
+                    new_yaml = yaml.dump(original_prediction_dict)
+                    if load_yaml(new_yaml):
+                        prediction = new_yaml
+            return prediction
+        except Exception as e:
+            get_logger().error(f"Error extending additional files {self.pr_id}: {e}")
+            return self.prediction
 
     async def _get_prediction(self, model: str, patches_diff: str, prompt="pr_description_prompt") -> str:
         variables = copy.deepcopy(self.vars)
@@ -481,9 +533,9 @@ class PRDescription:
                     filename_publish = f"<strong>{filename_publish}</strong><dd>{file_changes_title_code_br}</dd>"
                     diff_plus_minus = ""
                     delta_nbsp = ""
-                    diff_files = self.git_provider.diff_files
+                    diff_files = self.git_provider.get_diff_files()
                     for f in diff_files:
-                        if f.filename.lower() == filename.lower():
+                        if f.filename.lower().strip('/') == filename.lower().strip('/'):
                             num_plus_lines = f.num_plus_lines
                             num_minus_lines = f.num_minus_lines
                             diff_plus_minus += f"+{num_plus_lines}/-{num_minus_lines}"