app.py

from langchain_google_genai import ChatGoogleGenerativeAI
from fastapi import FastAPI
from typing import Union

app = FastAPI()

@app.get("/")
def read_root():
    return {"Hello": "World"}

llm = ChatGoogleGenerativeAI(model="gemini-pro",google_api_key="AIzaSyAur2W5VT7Q612b_umm26BwQprv8Rky090")

@app.get("/objects")
def read_item():
    return llm

@app.get("/test/{text}")
def read_item(text):
    res = llm.invoke(text).content
    return res