Text generation

Working with the OpenAI API

James Chapman

Curriculum Manager, DataCamp

How is the output generated?

Text most likely to complete the prompt

response = client.chat.completions.create(
  model="gpt-4o-mini",

  messages=[{"role": "user", "content": "Life is like a box of chocolates."}]

)

print(response.choices[0].message.content)

You never know what you're going to get. This famous quote from the movie
"Forrest Gump"...

Response is non-deterministic (inherently random)

Controlling response randomness

temperature: control on determinism
Ranges from 0 (highly deterministic) to 2 (very random)

response = client.chat.completions.create(
    model="gpt-4o-mini",
    messages=[{"role": "user", "content": "Life is like a box of chocolates."}],

    temperature=2

)
print(response.choices[0].message.content)

"...you never know what you're gonna get." That quote reminds us of the
unpredictability of life and the diverse set of experiences we might encounter.
Whether sweet, nutty, bitter, or flashy, life holds a treasure trove of surprises.

Text generation: marketing

prompt = "Generate a powerful tagline for a new electric vehicle 
that highlights innovation and sustainability."

response = client.chat.completions.create(
    model="gpt-4o-mini",
    messages=[{"role": "user", "content": prompt}]
)

print(response.choices[0].message.content)

"Drive the Future - Electric, Effortless, Extraordinary."

Text generation: product description

prompt = """Write a compelling product description for the UltraFit Smartwatch. 
Highlight its key features:  10-day battery life, 24/7 heart rate and sleep 
tracking, built-in GPS, water resistance up to 50 meters, and lightweight design.

Use a persuasive and engaging tone to appeal to fitness enthusiasts 
and busy professionals.
"""


response = client.chat.completions.create(
    model="gpt-4o-mini",
    messages=[{"role": "user", "content": prompt}]
)

Text generation: product description

print(response.choices[0].message.content)

"The UltraFit Smartwatch is your all-in-one health and fitness companion. 
Stay on top of your wellness with 24/7 heart rate and sleep tracking, 
while the built-in GPS keeps you on course during runs. 
With a 10-day battery life, you can track your progress without constant recharging. 
Designed for both workouts and daily wear, its  lightweight build and 50-meter
water resistance make it the perfect smartwatch for an active lifestyle."

Iterate! Add more details to the prompt and re-run the request
Next video → providing examples to the model

Let's practice!

Working with the OpenAI API