Facebook AI has built and open-sourced BlenderBot, the largest-ever open-domain chatbot. It outperforms others in terms of engagement and also feels more human, according to human evaluators. The culmination of years of research in conversational AI, this is the first chatbot to blend a diverse set of conversational skills — including empathy, knowledge, and personality — together in one system. W
![A state-of-the-art open source chatbot](https://cdn-ak-scissors.b.st-hatena.com/image/square/cf815c7175d1e30e0e372e7cfb1190d3280e6871/height=288;version=1;width=512/https%3A%2F%2Fscontent-itm1-1.xx.fbcdn.net%2Fv%2Ft39.2365-6%2F94687730_264493037923459_532499227998158848_n.jpg%3F_nc_cat%3D106%26ccb%3D1-7%26_nc_sid%3De280be%26_nc_ohc%3DY6slmskyF68Q7kNvgEZ1PAB%26_nc_ht%3Dscontent-itm1-1.xx%26oh%3D00_AYBUQ-LwKv9BnOao8VvIvB4bwKI_BZVkC4idn52EOVCXtQ%26oe%3D66662A65)