Hi guys how to use this api key in my langchain project

Key: AIzaSyCB9ts_GZfGrBDxcPD4vrx3h6AyukDj0MU

Please don't overuse you can test code and message me!

Looking for feedback on a solo project. Thanks in advance!

Code: https://www.github.com/aare-ai Demo: https://www.aare.ai