import os

from llama_index.core import Settings
from llama_index.llms.openai import OpenAI


model = os.getenv("OPENAI_MODEL", "gpt-4o-mini")

llm = OpenAI(
    model=model,
    temperature=0.1,
    max_tokens=32,
)

Settings.llm = llm

print(f"configured_llm={Settings.llm.metadata.model_name}")
response = Settings.llm.complete(
    "Return only this exact text: LlamaIndex OpenAI LLM configured."
)
print(response.text.strip())