diff --git a/.env.example b/.env.example
index 290025d..60a9f8d 100644
--- a/.env.example
+++ b/.env.example
@@ -7,3 +7,11 @@ EMAIL_PW="email-password"
 EMAIL_RECEIVER="email-to-receive-surf-report"
 COMMAND="localhost:8000"
 SUBJECT="Surf Report"
+
+GPT_PROMPT= "With these conditions, give me a short surf report estimation for
+this specific spot. Talk about how this spot may be good or bad with this height,
+period and swell direction given. Recommend what board to ride, if there is a 
+nearby spot that may be better and rate the surf with these conditions on a scale of 1-10
+Please keep it short and don't repeast unecessary data (like repeating the surf height, etc.)"
+API_KEY=
+GPT_MODEL="gpt-3.5-turbo"
diff --git a/README.md b/README.md
index c643c8d..3fa3ca6 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,7 @@ Inspired by [wttr.in](https://github.com/chubin/wttr.in)
 
 [Documentation](https://ryansurf.github.io/cli-surf/) | [Discord](https://discord.gg/He2UpxRuJP)
 
-## Usage
+## 💻 Usage
 
 Using your browser or command-line interface you can access the service.
 
@@ -65,7 +65,7 @@ Wave Period:  9.8
 * `curl localhost:8000/help`
 
 
-## Setup
+## 🛠️ Setup
 ### How to Start Locally with `Poetry`
 To use cli-surf, clone the project locally and install the necessary dependencies via `poetry`.
 
@@ -137,7 +137,9 @@ Note that when starting with Docker, the `.env` file will be automatically creat
 | `EMAIL_RECEIVER`  | The email that will receive the report (your personal email) |
 | `COMMAND`  | The command that will be ran and shown in the email. Default = `localhost:8000` |
 | `SUBJECT`  | The email's subject. Default = Surf Report |
-| `GPT_PROMPT`  | Given the surf data (height, swell direction, etc.), you can tell the GPT what kind of report you would like. For example: `With this data, recommend what size board I should ride.` |
+| `GPT_PROMPT`  | Given the surf data (height, swell direction, etc.), you can tell the GPT what kind of report you would like. For example: `With this data, recommend what size board I should ride and nearby surf spots that may be better with the given conditions.` |
+| `API_KEY`  | Your OpenAI API key. Optional, the default GPT does not need an API key (and has slighly worse performance). Create one [here](https://platform.openai.com/api-keys) |
+| `GPT_MODEL`  | The OpenAI GPT model. Default = `gpt-3.5-turbo` (if possible, using `gpt-4o` is recommended.) Explore other models [here](https://platform.openai.com/docs/overview|
 
 
 ### Email Server
@@ -171,7 +173,7 @@ You may need to change `IP_ADDRESS` in `.env` to match the ip of the host runnin
 Now, running `python3 server.py` will launch the website!
 
 
-## Contributing
+## 📈 Contributing
 
 Thank you for considering contributing to cli-surf!
 
diff --git a/src/api.py b/src/api.py
index 2d59dd9..3a1b2e5 100644
--- a/src/api.py
+++ b/src/api.py
@@ -190,6 +190,7 @@ def gather_data(lat, long, ocean):
         "Period": ocean_data[2],
         "UV Index": uv_index,
         "Forecast": json_forecast,
+        "Unit": ocean["unit"],
     }
     return data_dict
 
diff --git a/src/cli.py b/src/cli.py
index 8428594..530db22 100644
--- a/src/cli.py
+++ b/src/cli.py
@@ -9,6 +9,10 @@
 # Load environment variables from .env file
 env = settings.GPTSettings()
 gpt_prompt = env.GPT_PROMPT
+api_key = env.API_KEY
+model = env.GPT_MODEL
+
+gpt_info = [api_key, model]
 
 
 def run(lat=0, long=0):
@@ -40,7 +44,7 @@ def run(lat=0, long=0):
 
     # Non-JSON output
     if arguments["json_output"] == 0:
-        helper.print_outputs(city, data_dict, arguments, gpt_prompt)
+        helper.print_outputs(city, data_dict, arguments, gpt_prompt, gpt_info)
         return data_dict
     # JSON Output
     else:
diff --git a/src/gpt.py b/src/gpt.py
index bc6caf6..bf235cc 100644
--- a/src/gpt.py
+++ b/src/gpt.py
@@ -3,6 +3,7 @@
 """
 
 from g4f.client import Client
+from openai import OpenAI
 
 
 def simple_gpt(surf_summary, gpt_prompt):
@@ -17,3 +18,23 @@ def simple_gpt(surf_summary, gpt_prompt):
         messages=[{"role": "user", "content": surf_summary + gpt_prompt}],
     )
     return response.choices[0].message.content
+
+
+def openai_gpt(surf_summary, gpt_prompt, api_key, model):
+    """
+    Uses openai's GPT, needs an API key
+    """
+    client = OpenAI(
+        # This is the default and can be omitted
+        api_key=api_key,
+    )
+    chat_completion = client.chat.completions.create(
+        messages=[
+            {
+                "role": "user",
+                "content": surf_summary + gpt_prompt,
+            }
+        ],
+        model=model,
+    )
+    return chat_completion.choices[0].message.content
diff --git a/src/helper.py b/src/helper.py
index 65fe3b6..7d373bd 100644
--- a/src/helper.py
+++ b/src/helper.py
@@ -32,7 +32,7 @@ def arguments_dictionary(lat, long, city, args):
         "decimal": extract_decimal(args),
         "forecast_days": get_forecast_days(args),
         "color": get_color(args),
-        "gpt": 0,
+        "gpt": 1,
     }
     return arguments
 
@@ -180,7 +180,7 @@ def json_output(data_dict):
     return data_dict
 
 
-def print_outputs(city, data_dict, arguments, gpt_prompt):
+def print_outputs(city, data_dict, arguments, gpt_prompt, gpt_info):
     """
     Basically the main printing function,
     calls all the other printing functions
@@ -208,7 +208,7 @@ def print_outputs(city, data_dict, arguments, gpt_prompt):
     )
     print_forecast(arguments, forecast)
     if arguments["gpt"] == 1:
-        gpt_response = print_gpt(data_dict, gpt_prompt)
+        gpt_response = print_gpt(data_dict, gpt_prompt, gpt_info)
         print(gpt_response)
 
 
@@ -250,17 +250,25 @@ def surf_summary(surf_data):
     height = surf_data["Height"]
     direction = surf_data["Direction"]
     period = surf_data["Period"]
+    unit = surf_data["Unit"]
     report = f"""
-    Today at {location}, the surf height is {height}, the direction of the
-    swell is {direction} degrees and the swell period is {period} seconds.
+    Today at {location}, the surf height is {height} {unit}, the direction
+    of the swell is {direction} degrees and the swell period is {period}
+    seconds.
     """
     return report
 
 
-def print_gpt(surf_data, gpt_prompt):
+def print_gpt(surf_data, gpt_prompt, gpt_info):
     """
     Returns the GPT response
     """
     summary = surf_summary(surf_data)
-    gpt_response = gpt.simple_gpt(summary, gpt_prompt)
+    api_key = gpt_info[0]
+    gpt_model = gpt_info[1]
+    minumum_key_length = 5
+    if api_key is None or not api_key or len(api_key) < minumum_key_length:
+        gpt_response = gpt.simple_gpt(summary, gpt_prompt)
+    else:
+        gpt_response = gpt.openai_gpt(summary, gpt_prompt, api_key, gpt_model)
     return gpt_response
diff --git a/src/settings.py b/src/settings.py
index 41618db..d9087f5 100644
--- a/src/settings.py
+++ b/src/settings.py
@@ -58,3 +58,6 @@ class GPTSettings(CommonSettings):
         Recommend another nearby spot to surf at if you think it may be better.
     """
     )
+
+    API_KEY: str
+    GPT_MODEL: str = Field(default="gpt-3.5-turbo")