OpenAI

“Get API key” opens OpenAI’s console where you can sign in, claim free credits, and generate your key. “Documentation” shows how to set it up and call the API.

GPT-4o and o-series models. Industry standard with the widest ecosystem support.

from openai import OpenAI

client = OpenAI(api_key="YOUR_KEY")
res = client.chat.completions.create(
    model="gpt-4o-mini",
    messages=[{"role": "user", "content": "Hello"}]
)
print(res.choices[0].message.content)