diff --git a/docs/docs/get_started/basic_evaluation.md b/docs/docs/get_started/basic_evaluation.md
index 3fe19d4..0ae3a07 100644
--- a/docs/docs/get_started/basic_evaluation.md
+++ b/docs/docs/get_started/basic_evaluation.md
@@ -10,11 +10,20 @@ Set your `OPENAI_API_KEY` as an environment variable
 By default, we are using the OpenAI LLM for internal operations. You can change it later on. So please set your valid `OPENAI_API_KEY`, otherwise you will get internal error 🤓.
 ```
 
+Set the API key with running this in the terminal. replace `<your_api_key>` with your actual API key.
 ```bash
-export OPENAI_API_KEY="..."
+export OPENAI_API_KEY="<your_api_key>"
 ```
 
-Performing the evaluation in python
+Alternatively, you can set the API key in python with `os` module. replace `<your_api_key>` with your actual API key.
+
+```python
+import os
+
+os.environ["OPENAI_API_KEY"] = "<your_api_key>"
+```
+
+To perform the evaluation in Python, open the `main.py` file and add the following code:
 
 ```python
 from ragrank import evaluate
@@ -35,6 +44,8 @@ result = evaluate(data, metrics=[response_relevancy])
 result.to_dataframe()
 ```
 
+After adding the code, run the `main.py` file.
+
 Congratulations 🎉, you have done your first step. 
 > A journey of thousand miles starts with the first step 🌱.
 
diff --git a/docs/requirements.txt b/docs/requirements.txt
index e7dfac8..5dc21bc 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -6,105 +6,52 @@ anyio==4.3.0 ; python_version >= "3.9" and python_version < "4.0"
 async-timeout==4.0.3 ; python_version >= "3.9" and python_version < "3.11"
 attrs==23.2.0 ; python_version >= "3.9" and python_version < "4.0"
 babel==2.14.0 ; python_version >= "3.9" and python_version < "4.0"
-bandit==1.7.8 ; python_version >= "3.9" and python_version < "4.0"
 beautifulsoup4==4.12.3 ; python_version >= "3.9" and python_version < "4.0"
-bs4==0.0.2 ; python_version >= "3.9" and python_version < "4.0"
 certifi==2024.2.2 ; python_version >= "3.9" and python_version < "4.0"
 charset-normalizer==3.3.2 ; python_version >= "3.9" and python_version < "4.0"
-click==8.1.7 ; python_version >= "3.9" and python_version < "4.0"
-codespell==2.2.6 ; python_version >= "3.9" and python_version < "4.0"
 colorama==0.4.6 ; python_version >= "3.9" and python_version < "4.0" and (platform_system == "Windows" or sys_platform == "win32")
-coverage[toml]==7.4.4 ; python_version >= "3.9" and python_version < "4.0"
-dataclasses-json==0.6.4 ; python_version >= "3.9" and python_version < "4.0"
 datasets==2.18.0 ; python_version >= "3.9" and python_version < "4.0"
-deprecated==1.2.14 ; python_version >= "3.9" and python_version < "4.0"
 dill==0.3.8 ; python_version >= "3.9" and python_version < "4.0"
-dirtyjson==1.0.8 ; python_version >= "3.9" and python_version < "4.0"
 distro==1.9.0 ; python_version >= "3.9" and python_version < "4.0"
 docutils==0.20.1 ; python_version >= "3.9" and python_version < "4.0"
 exceptiongroup==1.2.0 ; python_version >= "3.9" and python_version < "3.11"
 filelock==3.13.1 ; python_version >= "3.9" and python_version < "4.0"
-flake8==7.0.0 ; python_version >= "3.9" and python_version < "4.0"
 frozenlist==1.4.1 ; python_version >= "3.9" and python_version < "4.0"
 fsspec==2024.2.0 ; python_version >= "3.9" and python_version < "4.0"
 fsspec[http]==2024.2.0 ; python_version >= "3.9" and python_version < "4.0"
 furo==2024.1.29 ; python_version >= "3.9" and python_version < "4.0"
-greenlet==3.0.3 ; python_version >= "3.9" and python_version < "4.0"
 h11==0.14.0 ; python_version >= "3.9" and python_version < "4.0"
 httpcore==1.0.4 ; python_version >= "3.9" and python_version < "4.0"
 httpx==0.27.0 ; python_version >= "3.9" and python_version < "4.0"
 huggingface-hub==0.21.4 ; python_version >= "3.9" and python_version < "4.0"
 idna==3.6 ; python_version >= "3.9" and python_version < "4.0"
 imagesize==1.4.1 ; python_version >= "3.9" and python_version < "4.0"
-importlib-metadata==7.0.2 ; python_version >= "3.9" and python_version < "3.10"
-iniconfig==2.0.0 ; python_version >= "3.9" and python_version < "4.0"
-isort==5.13.2 ; python_version >= "3.9" and python_version < "4.0"
+importlib-metadata==7.1.0 ; python_version >= "3.9" and python_version < "3.10"
 jinja2==3.1.3 ; python_version >= "3.9" and python_version < "4.0"
-joblib==1.3.2 ; python_version >= "3.9" and python_version < "4.0"
-jsonpatch==1.33 ; python_version >= "3.9" and python_version < "4.0"
-jsonpointer==2.4 ; python_version >= "3.9" and python_version < "4.0"
-langchain-core==0.1.32 ; python_version >= "3.9" and python_version < "4.0"
-langchain-openai==0.0.8 ; python_version >= "3.9" and python_version < "4.0"
-langsmith==0.1.31 ; python_version >= "3.9" and python_version < "4.0"
 linkify-it-py==2.0.3 ; python_version >= "3.9" and python_version < "4.0"
-llama-index-agent-openai==0.1.6 ; python_version >= "3.9" and python_version < "4.0"
-llama-index-cli==0.1.10 ; python_version >= "3.9" and python_version < "4.0"
-llama-index-core==0.10.20.post2 ; python_version >= "3.9" and python_version < "4.0"
-llama-index-embeddings-openai==0.1.7 ; python_version >= "3.9" and python_version < "4.0"
-llama-index-indices-managed-llama-cloud==0.1.4 ; python_version >= "3.9" and python_version < "4.0"
-llama-index-legacy==0.9.48 ; python_version >= "3.9" and python_version < "4.0"
-llama-index-llms-openai==0.1.12 ; python_version >= "3.9" and python_version < "4.0"
-llama-index-multi-modal-llms-openai==0.1.4 ; python_version >= "3.9" and python_version < "4.0"
-llama-index-program-openai==0.1.4 ; python_version >= "3.9" and python_version < "4.0"
-llama-index-question-gen-openai==0.1.3 ; python_version >= "3.9" and python_version < "4.0"
-llama-index-readers-file==0.1.11 ; python_version >= "3.9" and python_version < "4.0"
-llama-index-readers-llama-parse==0.1.3 ; python_version >= "3.9" and python_version < "4.0"
-llama-index==0.10.20 ; python_version >= "3.9" and python_version < "4.0"
-llama-parse==0.3.9 ; python_version >= "3.9" and python_version < "4.0"
-llamaindex-py-client==0.1.13 ; python_version >= "3.9" and python_version < "4.0"
 markdown-it-py==3.0.0 ; python_version >= "3.9" and python_version < "4.0"
 markupsafe==2.1.5 ; python_version >= "3.9" and python_version < "4.0"
-marshmallow==3.21.1 ; python_version >= "3.9" and python_version < "4.0"
-mccabe==0.7.0 ; python_version >= "3.9" and python_version < "4.0"
 mdit-py-plugins==0.4.0 ; python_version >= "3.9" and python_version < "4.0"
 mdurl==0.1.2 ; python_version >= "3.9" and python_version < "4.0"
 multidict==6.0.5 ; python_version >= "3.9" and python_version < "4.0"
 multiprocess==0.70.16 ; python_version >= "3.9" and python_version < "4.0"
-mypy-extensions==1.0.0 ; python_version >= "3.9" and python_version < "4.0"
 myst-parser==2.0.0 ; python_version >= "3.9" and python_version < "4.0"
-nest-asyncio==1.6.0 ; python_version >= "3.9" and python_version < "4.0"
-networkx==3.2.1 ; python_version >= "3.9" and python_version < "4.0"
-nltk==3.8.1 ; python_version >= "3.9" and python_version < "4.0"
 numpy==1.26.4 ; python_version >= "3.9" and python_version < "4.0"
 openai==1.14.2 ; python_version >= "3.9" and python_version < "4.0"
-orjson==3.9.15 ; python_version >= "3.9" and python_version < "4.0"
 packaging==23.2 ; python_version >= "3.9" and python_version < "4.0"
 pandas==2.2.1 ; python_version >= "3.9" and python_version < "4.0"
 pathlib==1.0.1 ; python_version >= "3.9" and python_version < "4.0"
-pbr==6.0.0 ; python_version >= "3.9" and python_version < "4.0"
-pillow==10.2.0 ; python_version >= "3.9" and python_version < "4.0"
-pluggy==1.4.0 ; python_version >= "3.9" and python_version < "4.0"
 pockets==0.9.1 ; python_version >= "3.9" and python_version < "4.0"
 pyarrow-hotfix==0.6 ; python_version >= "3.9" and python_version < "4.0"
 pyarrow==15.0.2 ; python_version >= "3.9" and python_version < "4.0"
-pycodestyle==2.11.1 ; python_version >= "3.9" and python_version < "4.0"
 pydantic-core==2.16.3 ; python_version >= "3.9" and python_version < "4.0"
 pydantic==2.6.4 ; python_version >= "3.9" and python_version < "4.0"
-pyflakes==3.2.0 ; python_version >= "3.9" and python_version < "4.0"
 pygments==2.17.2 ; python_version >= "3.9" and python_version < "4.0"
-pymupdf==1.23.26 ; python_version >= "3.9" and python_version < "4.0"
-pymupdfb==1.23.22 ; python_version >= "3.9" and python_version < "4.0"
-pypdf==4.1.0 ; python_version >= "3.9" and python_version < "4.0"
-pytest-cov==4.1.0 ; python_version >= "3.9" and python_version < "4.0"
-pytest==8.1.1 ; python_version >= "3.9" and python_version < "4.0"
 python-dateutil==2.9.0.post0 ; python_version >= "3.9" and python_version < "4.0"
 pytz==2024.1 ; python_version >= "3.9" and python_version < "4.0"
 pyyaml==6.0.1 ; python_version >= "3.9" and python_version < "4.0"
-regex==2023.12.25 ; python_version >= "3.9" and python_version < "4.0"
 requests-toolbelt==1.0.0 ; python_version >= "3.9" and python_version < "4.0"
 requests==2.31.0 ; python_version >= "3.9" and python_version < "4.0"
-rich==13.7.1 ; python_version >= "3.9" and python_version < "4.0"
-ruff==0.2.2 ; python_version >= "3.9" and python_version < "4.0"
 six==1.16.0 ; python_version >= "3.9" and python_version < "4.0"
 sniffio==1.3.1 ; python_version >= "3.9" and python_version < "4.0"
 snowballstemmer==2.2.0 ; python_version >= "3.9" and python_version < "4.0"
@@ -125,19 +72,11 @@ sphinxcontrib-napoleon==0.7 ; python_version >= "3.9" and python_version < "4.0"
 sphinxcontrib-qthelp==1.0.7 ; python_version >= "3.9" and python_version < "4.0"
 sphinxcontrib-serializinghtml==1.1.10 ; python_version >= "3.9" and python_version < "4.0"
 sphinxext-opengraph==0.9.1 ; python_version >= "3.9" and python_version < "4.0"
-sqlalchemy[asyncio]==2.0.28 ; python_version >= "3.9" and python_version < "4.0"
-stevedore==5.2.0 ; python_version >= "3.9" and python_version < "4.0"
-striprtf==0.0.26 ; python_version >= "3.9" and python_version < "4.0"
-tenacity==8.2.3 ; python_version >= "3.9" and python_version < "4.0"
-tiktoken==0.6.0 ; python_version >= "3.9" and python_version < "4.0"
-tomli==2.0.1 ; python_version >= "3.9" and python_full_version <= "3.11.0a6"
 tqdm==4.66.2 ; python_version >= "3.9" and python_version < "4.0"
 typing-extensions==4.10.0 ; python_version >= "3.9" and python_version < "4.0"
-typing-inspect==0.9.0 ; python_version >= "3.9" and python_version < "4.0"
 tzdata==2024.1 ; python_version >= "3.9" and python_version < "4.0"
 uc-micro-py==1.0.3 ; python_version >= "3.9" and python_version < "4.0"
 urllib3==2.2.1 ; python_version >= "3.9" and python_version < "4.0"
-wrapt==1.16.0 ; python_version >= "3.9" and python_version < "4.0"
 xxhash==3.4.1 ; python_version >= "3.9" and python_version < "4.0"
 yarl==1.9.4 ; python_version >= "3.9" and python_version < "4.0"
 zipp==3.18.1 ; python_version >= "3.9" and python_version < "3.10"