On the official page of Google we can find information about the dates of guaranteed updates of Android for Google Pixel. The company ensures that Android for their new phone will be updated until October 2018. In addition to updating Android Google raised the subject of security updates. As we can read on the official page of company, Google is going to release those upgrades for at least 3 years after the premiere of the smartphone.
Google Pixel collects good reviews, which significantly increases the value of the company's shares. If you decide to buy this smartphone, you need to pay 649$ for it.