So its confirmed that android auto is coming to 2020 camry but still not confirmed if its coming to 2018-2019 camry. Here is the manual to see for yourself.

Does 2018 Camry have Android Auto?

For the US market, Apple Carplay, Android Auto, and Amazon Alexa will be available for 2018 model year Camry and Sierra, offering the full suite of cell phone connectivity. … We expect that Toyota will offer phone connectivity for more models in the future.

Does Toyota Camry have Android Auto?

Camry Connectivity and Infotainment

The 2020 Camry has excellent smartphone connectivity. Apple CarPlay with Siri Eyes Free, Android Auto, and Amazon Alexa are standard. Other standard features include an integrated Wi-Fi hotspot, a USB connectivity and charging port, Bluetooth compatibility, and satellite radio.