YouTube TV and HBO Max join forces to take on the streaming service wars together.

HBO Max, a new streaming service from AT&T's Warner Media, will be available as an add-on to YouTube TV subscribers when the service launches in May. This is the first distribution deal for HBO Max and expands on the previous The agreement is an expansion of the contract.

Now, YouTube TV has added HBO and Cinemax to its lineup for the first time, offering HBO Max's library and original programming.

When HBO Max debuts, it will offer 10,000 hours of content from WarnerMedia's vast library. The platform will include "Game of Thrones," "Westworld," "The Sopranos," "Sex and the City," "Barry," "Succession," "Last Week Tonight with John Oliver," and other current and past HBO and Cinemax series will also be included. Original programming in development ranges from a sequel to "Gossip Girl" to the "Green Lantern" series to a re-imagining of "The Boondocks."

Launched in 2017 and with over 2 million subscribers, YouTube TV offers live TV and DVR capabilities for over 70 channels (including ESPN and local broadcast networks) for $49.99 per month. Customers can also add a premium package to their plan, which is expected to work with HBO Max. The two companies have not disclosed the price of the HBO add-on.

HBO Max by itself will cost $14.99 per month, twice as much as Disney Plus and more than Netflix's standard plan ($12.99). This distribution deal shows that Warner Media is trying to get HBO Max in front of as many people as possible through a variety of platforms, not just as a standalone service.