diff --git a/.gitignore b/.gitignore
index f1d43c6419..07cd6d5e2f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,33 @@
+# See https://help.github.com/ignore-files/ for more about ignoring files.
+
+# Byte-compiled / optimized / DLL files
+__pycache__/
+*.py[cod]
+*$py.class
+
+# Distribution / packaging
+dist/
+build/
+*.egg-info/
+*.egg
+
+# Virtual environments
+venv/
+ENV/
+
+# IDE-specific files
+.vscode/
+
+# Compiled Python modules
+*.pyc
+*.pyo
+*.pyd
+
+# macOS specific files
+.DS_Store
+
+# Windows specific files
+Thumbs.db
+
+# this application's specific files
 archive
diff --git a/ai.py b/ai.py
index dc332cf6eb..8769180abb 100644
--- a/ai.py
+++ b/ai.py
@@ -1,4 +1,3 @@
-
 import openai
 
 
@@ -8,15 +7,15 @@ def __init__(self, **kwargs):
 
     def start(self, system, user):
         messages = [
-                {"role": "system", "content": system},
-                {"role": "user", "content": user},
-            ]
+            {"role": "system", "content": system},
+            {"role": "user", "content": user},
+        ]
 
         return self.next(messages)
 
     def fsystem(self, msg):
         return {"role": "system", "content": msg}
-    
+
     def fuser(self, msg):
         return {"role": "user", "content": msg}
 
@@ -25,9 +24,7 @@ def next(self, messages: list[dict[str, str]], prompt=None):
             messages = messages + [{"role": "user", "content": prompt}]
 
         response = openai.ChatCompletion.create(
-            messages=messages,
-            stream=True,
-            **self.kwargs
+            messages=messages, stream=True, **self.kwargs
         )
 
         chat = []
@@ -36,4 +33,4 @@ def next(self, messages: list[dict[str, str]], prompt=None):
             msg = delta.get('content', '')
             print(msg, end="")
             chat.append(msg)
-        return messages + [{"role": "assistant", "content": "".join(chat)}]
\ No newline at end of file
+        return messages + [{"role": "assistant", "content": "".join(chat)}]
diff --git a/chat_to_files.py b/chat_to_files.py
index 6a3364314f..7a247a610c 100644
--- a/chat_to_files.py
+++ b/chat_to_files.py
@@ -1,7 +1,7 @@
 import re
 
 
-def parse_chat(chat):# -> List[Tuple[str, str]]:
+def parse_chat(chat):  # -> List[Tuple[str, str]]:
     # Get all ``` blocks
     regex = r"```(.*?)```"
 
@@ -15,7 +15,7 @@ def parse_chat(chat):# -> List[Tuple[str, str]]:
         code = "\n".join(code)
         # Add the file to the list
         files.append((path, code))
-    
+
     return files
 
 
@@ -24,4 +24,4 @@ def to_files(chat, workspace):
 
     files = parse_chat(chat)
     for file_name, file_content in files:
-        workspace[file_name] = file_content
\ No newline at end of file
+        workspace[file_name] = file_content
diff --git a/db.py b/db.py
index bb7a895d51..96d806d7cb 100644
--- a/db.py
+++ b/db.py
@@ -1,6 +1,6 @@
+import os
 
 from dataclasses import dataclass
-import os
 from pathlib import Path
 
 
@@ -25,4 +25,4 @@ class DBs:
     logs: DB
     identity: DB
     input: DB
-    workspace: DB
\ No newline at end of file
+    workspace: DB
diff --git a/main.py b/main.py
index 66a7d9f54a..ffd246fe55 100644
--- a/main.py
+++ b/main.py
@@ -1,14 +1,11 @@
 import json
-import os
 import pathlib
-from typing import Optional
-import openai
-from chat_to_files import to_files
-from ai import AI
-from steps import STEPS
-from db import DB, DBs
+
 import typer
 
+from ai import AI
+from db import DB, DBs
+from steps import STEPS
 
 app = typer.Typer()
 
@@ -16,11 +13,13 @@
 @app.command()
 def chat(
     project_path: str = typer.Argument(None, help="path"),
-    run_prefix: str = typer.Option("", help="run prefix, if you want to run multiple variants of the same project and later compare them"),
+    run_prefix: str = typer.Option(
+        "",
+        help="run prefix, if you want to run multiple variants of the same project and later compare them",
+    ),
     model: str = "gpt-4",
     temperature: float = 0.1,
 ):
-
     if project_path is None:
         project_path = str(pathlib.Path(__file__).parent / "example")
 
@@ -41,7 +40,6 @@ def chat(
         identity=DB(pathlib.Path(__file__).parent / "identity"),
     )
 
-
     for step in STEPS:
         messages = step(ai, dbs)
         dbs.logs[step.__name__] = json.dumps(messages)
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000000..be74db43b9
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,59 @@
+# https://beta.ruff.rs/docs/configuration/#using-rufftoml
+[tool.ruff]
+select = ["F", "E", "W", "I001"]
+line-length = 90
+show-fixes = false
+target-version = "py311"
+task-tags = ["TODO", "FIXME"]
+exclude = [
+    ".bzr",
+    ".direnv",
+    ".eggs",
+    ".git",
+    ".ruff_cache",
+    ".svn",
+    ".tox",
+    ".venv",
+    "__pypackages__",
+    "_build",
+    "buck-out",
+    "build",
+    "dist",
+    "node_modules",
+    "venv",
+]
+
+[tool.ruff.isort]
+known-first-party = []
+known-third-party = []
+section-order = [
+    "future",
+    "standard-library",
+    "third-party",
+    "first-party",
+    "local-folder",
+]
+combine-as-imports = true
+split-on-trailing-comma = false
+lines-between-types = 1
+
+# https://black.readthedocs.io/en/stable/usage_and_configuration/the_basics.html
+[tool.black]
+line-length = 90
+target-version = ["py311"]
+include = '\.pyi?$'
+exclude = '''
+(
+  /(
+      \.direnv
+    | \.eggs
+    | \.git
+    | \.tox
+    | \.venv
+    | _build
+    | build
+    | dist
+    | venv
+  )/
+)
+'''
diff --git a/requirements.txt b/requirements.txt
index 02c40f6710..cffa528beb 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,2 +1,4 @@
-openai
-typer
+black==23.3.0
+openai==0.27.8
+ruff==0.0.272
+typer==0.9.0
diff --git a/scripts/rerun_edited_message_logs.py b/scripts/rerun_edited_message_logs.py
index 40e227efb1..e0ff9bb3bd 100644
--- a/scripts/rerun_edited_message_logs.py
+++ b/scripts/rerun_edited_message_logs.py
@@ -17,7 +17,6 @@ def chat(
     temperature: float = 0.1,
     max_tokens: int = 4096,
 ):
-
     ai = AI(
         model=model,
         temperature=temperature,
diff --git a/steps.py b/steps.py
index a5028f4b7e..08c73f620c 100644
--- a/steps.py
+++ b/steps.py
@@ -1,20 +1,28 @@
+import json
+
 from ai import AI
 from chat_to_files import to_files
 from db import DBs
-import json
 
 
 def setup_sys_prompt(dbs):
     return dbs.identity['setup'] + '\nUseful to know:\n' + dbs.identity['philosophy']
 
+
 def run(ai: AI, dbs: DBs):
     '''Run the AI on the main prompt and save the results'''
-    messages = ai.start(setup_sys_prompt(dbs), dbs.input['main_prompt'])
+    messages = ai.start(
+        setup_sys_prompt(dbs),
+        dbs.input['main_prompt'],
+    )
     to_files(messages[-1]['content'], dbs.workspace)
     return messages
 
+
 def clarify(ai: AI, dbs: DBs):
-    '''Ask the user if they want to clarify anything and save the results to the workspace'''
+    '''
+    Ask the user if they want to clarify anything and save the results to the workspace
+    '''
     messages = [ai.fsystem(dbs.identity['qa'])]
     user = dbs.input['main_prompt']
     while True:
@@ -31,35 +39,30 @@ def clarify(ai: AI, dbs: DBs):
             break
 
         user += (
-           '\n\n'
-           'Is anything else unclear? If yes, only answer in the form:\n'
+            '\n\n'
+            'Is anything else unclear? If yes, only answer in the form:\n'
             '{remaining unclear areas} remaining questions.\n'
             '{Next question}\n'
             'If everything is sufficiently clear, only answer "no".'
-         )
+        )
 
     print()
     return messages
 
+
 def run_clarified(ai: AI, dbs: DBs):
     # get the messages from previous step
     messages = json.loads(dbs.logs[clarify.__name__])
 
-    messages = (
-        [
-            ai.fsystem(setup_sys_prompt(dbs)),
-        ] +
-        messages[1:]
-    )
+    messages = [
+        ai.fsystem(setup_sys_prompt(dbs)),
+    ] + messages[1:]
     messages = ai.next(messages, dbs.identity['use_qa'])
     to_files(messages[-1]['content'], dbs.workspace)
     return messages
 
 
-STEPS=[
-    clarify,
-    run_clarified
-]
+STEPS = [clarify, run_clarified]
 
 # Future steps that can be added:
 # improve_files,