<img width="200" height="141" data-tf-not-load src="https://dayintechhistory.com/wp-content/uploads/2013/04/koko_aol_chat_1998.jpg" class="attachment-full size-full wp-post-image" alt="Koko the gorilla" decoding="async" />

1998 – Using AOL chat, a sign language interpreter and an active audience, a female gorilla named Koko answered questions to the public. Koko resides at the Gorilla Foundation and with a vocabulary of 2,000 words, was able to respond to the chat room.