diff --git a/aider/coders/base_coder.py b/aider/coders/base_coder.py
index dc746bd4e..c89ed965b 100755
--- a/aider/coders/base_coder.py
+++ b/aider/coders/base_coder.py
@@ -22,7 +22,8 @@ import git
 from rich.console import Console, Text
 from rich.markdown import Markdown
 
-from aider import __version__, models, prompts, urls, utils
+from aider import __version__, models, prompts, urls
+from aider.utils import format_tokens, utils
 from aider.commands import Commands
 from aider.history import ChatSummary
 from aider.io import ConfirmGroup, InputOutput
@@ -1488,14 +1489,6 @@ class Coder:
 
         self.message_tokens_received += completion_tokens
 
-        def format_tokens(count):
-            if count < 1000:
-                return f"{count}"
-            elif count < 10000:
-                return f"{count / 1000:.1f}k"
-            else:
-                return f"{round(count / 1000)}k"
-
         tokens_report = f"Tokens: {format_tokens(self.message_tokens_sent)} sent"
 
         if cache_write_tokens:
diff --git a/aider/utils.py b/aider/utils.py
index 7191d6e3c..3647e0aac 100644
--- a/aider/utils.py
+++ b/aider/utils.py
@@ -280,6 +280,14 @@ def find_common_root(abs_fnames):
     else:
         return safe_abs_path(os.getcwd())
 
+def format_tokens(count):
+    if count < 1000:
+        return f"{count}"
+    elif count < 10000:
+        return f"{count / 1000:.1f}k"
+    else:
+        return f"{round(count / 1000)}k"
+
 
 def check_pip_install_extra(io, module, prompt, pip_install_cmd):
     try: