from openai import OpenAI
client = OpenAI(
base_url="https://api.ethereal.llc/v1",
api_key="eth-...",
)
resp = client.chat.completions.create(
model="claude-sonnet-4-6",
messages=[{"role": "user", "content": "Привет!"}],
)
print(resp.choices[0].message.content)