You can watch the whole gameplay from the last developer stream.

NieR: Automata is set to release on February 23rd, 2017. That’s a debut date for Japan with subsequent releases for North America and Europe occurring respectively on March 7th and March 10th. As we are closer to the premiere there was another official stream.

This time developers presented more than 40 minutes of gameplay. You have to skip parts of the video if you aren’t interested in the original commentary. The beginning gameplay is based on the demo version, but there’s much more in the later part of the video: