diff --git a/.github/workflows/linters.yml b/.github/workflows/linters.yml
index ba70592..68466b1 100644
--- a/.github/workflows/linters.yml
+++ b/.github/workflows/linters.yml
@@ -1,4 +1,4 @@
-name: Linters
+name: Linters-PR
 
 on:
   push:
@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.8", "3.9", "3.10", "3.11.4"]
+        python-version: ["3.8", "3.9", "3.10", "3.11"]
     steps:
     - name: Checkout
       uses: actions/checkout@v3
diff --git a/.github/workflows/master-linters.yml b/.github/workflows/master-linters.yml
new file mode 100644
index 0000000..2a0b4af
--- /dev/null
+++ b/.github/workflows/master-linters.yml
@@ -0,0 +1,52 @@
+name: Linters
+on:
+  push:
+    branches:
+      - 'master'
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: ["3.8", "3.9", "3.10", "3.11"]
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+      with:
+        fetch-depth: 0
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v3
+      with:
+        python-version: ${{ matrix.python-version }}
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install -r requirements.txt
+        pip install pylint
+        pip install mypy
+        pip install wemake-python-styleguide
+        pip install black
+    - name: Analysing the code with pylint
+      id: pylint
+      continue-on-error: true
+      run: PYTHONPATH=. pylint $(find . -name '*.py')
+    - name: Analysing the code with mypy
+      id: mypy
+      continue-on-error: true
+      run: |
+        mkdir -p .mypy_cache
+        PYTHONPATH=. mypy $(find . -name '*.py') --install-types --non-interactive --ignore-missing-imports --exclude __main__.py
+    - name: Check code with flake8
+      id: flake8
+      continue-on-error: true
+      run: PYTHONPATH=. flake8 $(find . -name '*.py')
+    - name: Check code with Black
+      id: black
+      continue-on-error: true
+      run: PYTHONPATH=. black --diff --check --color $(find . -name '*.py')
+    - name: Check runner state
+      run: |
+        if [[ "${{ steps.pylint.outcome }}" == "failure" || "${{ steps.black.outcome }}" == "failure" || "${{ steps.mypy.outcome }}" == "failure" ]]; then
+          echo "Linters failed, refer to related sections for info"
+          exit 1
+        fi
diff --git a/README.md b/README.md
index b26bfa3..b01f29a 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,7 @@
 ## This is Leonardo.ai API.
 
+[![PyPI version](https://badge.fury.io/py/leonardo-api.svg)](https://badge.fury.io/py/leonardo-api) [![Linters](https://github.com/wwakabobik/leonardo_api/actions/workflows/master-linters.yml/badge.svg?branch=master)](https://github.com/wwakabobik/leonardo_api/actions/workflows/master-linters.yml)
+
 This package contains Python API for [Leonardo.ai](https://leonardo.ai/) based on official [API documentation](https://docs.leonardo.ai/reference).
 
 ![Leonardo.ai interface](https://raw.githubusercontent.com/wwakabobik/leonardo_api/master/src/assets/leonardo_interface.jpg)
diff --git a/TODO.md b/TODO.md
index e8e291f..e69de29 100644
--- a/TODO.md
+++ b/TODO.md
@@ -1 +0,0 @@
-- Get rid of 'no_implicit_optional = False' mypy stub
\ No newline at end of file
diff --git a/__init__.py b/__init__.py
new file mode 100644
index 0000000..8a932b8
--- /dev/null
+++ b/__init__.py
@@ -0,0 +1,16 @@
+# -*- coding: utf-8 -*-
+"""
+Filename: __init__.py
+Author: Iliya Vereshchagin
+Copyright (c) 2023. All rights reserved.
+
+Created: 15.10.2023
+Last Modified: 15.10.2023
+
+Description:
+This file contains module init
+"""
+from .src.leonardo_api.leonardo_async import Leonardo as LeonardoAsync  # pylint: disable=unused-import
+from .src.leonardo_api.leonardo_sync import Leonardo  # pylint: disable=unused-import
+from .src.leonardo_api.models import platform_models, custom_models, nsfw_models  # pylint: disable=unused-import
+from .src.leonardo_api.logger_config import setup_logger  # pylint: disable=unused-import
diff --git a/pyproject.toml b/pyproject.toml
index 31666fa..5e101af 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -8,6 +8,10 @@ version = "0.0.6"
 authors = [
   { name="Iliya Vereshchagin", email="i.vereshchagin@gmail.com" },
 ]
+maintainers = [
+  { name="Iliya Vereshchagin", email="i.vereshchagin@gmail.com" },
+]
+keywords = ["leonardo", "ai", "image generation", "artificial intelligence", "api", "llm", "leonardo.ai", "stablediffusion"]
 description = "Leonardo.ai Python API"
 readme = "README.md"
 license = { file="LICENSE" }
@@ -25,9 +29,18 @@ dependencies = [
     'frozenlist'
 ]
 classifiers = [
-    "Programming Language :: Python :: 3",
+    "Programming Language :: Python :: 3.8",
+    "Programming Language :: Python :: 3.9",
+    "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
     "License :: OSI Approved :: MIT License",
     "Operating System :: OS Independent",
+    "Intended Audience :: Developers",
+    "Intended Audience :: Information Technology",
+    "Topic :: Software Development :: Libraries :: Python Modules",
+    "Topic :: Scientific/Engineering :: Artificial Intelligence",
+    "Topic :: Scientific/Engineering :: Image Processing",
+    "Topic :: Scientific/Engineering :: Visualization",
 ]
 
 install_requires = [
diff --git a/setup.cfg b/setup.cfg
index a5b6666..da506bc 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -3,15 +3,27 @@ name = leonardo_api
 version = attr: leonardo_api.0.0.6
 author = Iliya Vereshchagin
 author_email = i.vereshchagin@gmail.com
+maintainer = Iliya Vereshchagin
+maintainer_email = i.vereshchagin@gmail.com
 url = https://github.com/wwakabobik/leonardo_api
 description = Leonardo.ai Python API
 long_description = file: README.md
 long_description_content_type = text/markdown
-keywords = leonardo, leonardo.ai, image generation, stablediffusion, api
+keywords = leonardo, leonardo.ai, image generation, stablediffusion, api, llm, ai, artificial intelligence
 license = MIT License
+python_requires = >=3.9
 classifiers =
-    License :: OSI Approved :: MIT License
-    Programming Language :: Python :: 3
+    Programming Language :: Python :: 3.8
+    Programming Language :: Python :: 3.9
+    Programming Language :: Python :: 3.10
+    Programming Language :: Python :: 3.11
+    Operating System :: OS Independent
+    Intended Audience :: Developers
+    Intended Audience :: Information Technology
+    Topic :: Software Development :: Libraries :: Python Modules
+    Topic :: Scientific/Engineering :: Artificial Intelligence
+    Topic :: Scientific/Engineering :: Image Processing
+    Topic :: Scientific/Engineering :: Visualization
 
 [options]
 install_requires =
diff --git a/src/README.md b/src/README.md
index b26bfa3..b01f29a 100644
--- a/src/README.md
+++ b/src/README.md
@@ -1,5 +1,7 @@
 ## This is Leonardo.ai API.
 
+[![PyPI version](https://badge.fury.io/py/leonardo-api.svg)](https://badge.fury.io/py/leonardo-api) [![Linters](https://github.com/wwakabobik/leonardo_api/actions/workflows/master-linters.yml/badge.svg?branch=master)](https://github.com/wwakabobik/leonardo_api/actions/workflows/master-linters.yml)
+
 This package contains Python API for [Leonardo.ai](https://leonardo.ai/) based on official [API documentation](https://docs.leonardo.ai/reference).
 
 ![Leonardo.ai interface](https://raw.githubusercontent.com/wwakabobik/leonardo_api/master/src/assets/leonardo_interface.jpg)
diff --git a/src/__init__.py b/src/__init__.py
index 239dcef..ebf01a8 100644
--- a/src/__init__.py
+++ b/src/__init__.py
@@ -5,12 +5,12 @@
 Copyright (c) 2023. All rights reserved.
 
 Created: 29.08.2023
-Last Modified: 29.09.2023
+Last Modified: 15.10.2023
 
 Description:
 This file contains module init
 """
 from .leonardo_api.leonardo_async import Leonardo as LeonardoAsync
-from .leonardo_api.leonardo_sync import Leonardo as Leonardo
+from .leonardo_api.leonardo_sync import Leonardo
 from .leonardo_api.models import platform_models, custom_models, nsfw_models
 from .leonardo_api.logger_config import setup_logger
diff --git a/src/__main__.py b/src/__main__.py
index e191d35..51bae09 100644
--- a/src/__main__.py
+++ b/src/__main__.py
@@ -5,12 +5,12 @@
 Copyright (c) 2023. All rights reserved.
 
 Created: 29.08.2023
-Last Modified: 29.09.2023
+Last Modified: 15.10.2023
 
 Description:
 This file contains module main init
 """
-from leonardo_api.leonardo_async import Leonardo as LeonardoAsync
-from leonardo_api.leonardo_sync import Leonardo as Leonardo
-from leonardo_api.models import platform_models, custom_models, nsfw_models
-from leonardo_api.logger_config import setup_logger
+from .leonardo_api.leonardo_async import Leonardo as LeonardoAsync  # pylint: disable=unused-import
+from .leonardo_api.leonardo_sync import Leonardo  # pylint: disable=unused-import
+from .leonardo_api.models import platform_models, custom_models, nsfw_models  # pylint: disable=unused-import
+from .leonardo_api.logger_config import setup_logger  # pylint: disable=unused-import
diff --git a/src/leonardo_api/__init__.py b/src/leonardo_api/__init__.py
index fb85be0..72df46c 100644
--- a/src/leonardo_api/__init__.py
+++ b/src/leonardo_api/__init__.py
@@ -5,12 +5,12 @@
 Copyright (c) 2023. All rights reserved.
 
 Created: 29.08.2023
-Last Modified: 29.09.2023
+Last Modified: 15.10.2023
 
 Description:
 This file contains module init
 """
 from .leonardo_async import Leonardo as LeonardoAsync
-from .leonardo_sync import Leonardo as Leonardo
+from .leonardo_sync import Leonardo
 from .models import platform_models, custom_models, nsfw_models
 from .logger_config import setup_logger