chatcmpl-deepseek.py

from agents import Agent, ModelSettings, Runner, function_tool, OpenAIChatCompletionsModel
from openai import AsyncOpenAI
import os

custom_client = AsyncOpenAI(
    base_url="https://api.deepseek.com",
    api_key=os.getenv("DEEPSEEK_API_KEY")
)

my_model = OpenAIChatCompletionsModel(
        model="deepseek-reasoner",
        openai_client=custom_client,
    )


@function_tool
def echo_tool(input: str) -> str:
    print("called echo_tool")
    return input

agent = Agent(
    name="Assistant",
    instructions="You are a helpful assistant",
    model=my_model,
    tools=[echo_tool],
 #   model_settings=ModelSettings(reasoning=Reasoning(effort="low"))
)
result = Runner.run_sync(
    agent, "Use the echo_tool to echo the message 'Hello, world!"
)
print(result.final_output)
print("------")
print(result.to_input_list())