search_agent.py

from agents import Agent, WebSearchTool, ModelSettings, AsyncOpenAI, OpenAIChatCompletionsModel
import os

gemini_client = AsyncOpenAI(base_url="https://generativelanguage.googleapis.com/v1beta/openai/", api_key=os.getenv('GOOGLE_API_KEY'))

gemini_model = OpenAIChatCompletionsModel(model="gemini-2.5-flash-preview-05-20", openai_client=gemini_client)


INSTRUCTIONS = (
    "You are a research assistant. Given a search term, you search the web for that term and "
    "produce a concise summary of the results. The summary must 2-3 paragraphs and less than 300 "
    "words. Capture the main points. Write succintly, no need to have complete sentences or good "
    "grammar. This will be consumed by someone synthesizing a report, so its vital you capture the "
    "essence and ignore any fluff. Do not include any additional commentary other than the summary itself."
)

search_agent = Agent(
    name="Search agent",
    instructions=INSTRUCTIONS,
    tools=[WebSearchTool(search_context_size="low")],
    model=gemini_model,
    model_settings=ModelSettings(tool_choice="required"),
)