user: Give me a brief introduction of Ai2.

assistant: The Allen Institute for Artificial Intelligence, also known as Ai2, is a non-profit research institute founded by late Microsoft co-founder and philanthropist Paul Allen in 2014. It aims to conduct high-impact AI research and engineering in service of the common good. Headquartered in Seattle on the shores of Lake Union, Ai2 has employed many scientific and engineering talents in the field of AI. You can check more details at their official website https://allenai.org/.