Upstage groundedness check integration

pip install -U langchain-upstage

import os

os.environ["UPSTAGE_API_KEY"] = "YOUR_API_KEY"

from langchain_upstage import UpstageGroundednessCheck

groundedness_check = UpstageGroundednessCheck()

request_input = {
    "context": "Mauna Kea is an inactive volcano on the island of Hawai'i. Its peak is 4,207.3 m above sea level, making it the highest point in Hawaii and second-highest peak of an island on Earth.",
    "answer": "Mauna Kea is 5,207.3 meters tall.",
}

response = groundedness_check.invoke(request_input)
print(response)