where can I learn about the difference between v2 & v1? https://v2.0x.org/

cc @wwarren

Helping builders unlock the full potential of the 0x API at @0xproject. Previously: DevRel @OpenSea, Startups Strategist @awscloud. Opinions are my own. 

Our v2 upgrade guide covers key implementation changes: https://0x.org/docs/upgrading/upgrading_to_swap_v2
You can also explore more v2 articles here: https://0x.org/content-hub

For further questions, @itsthedoom is a great contact to set up a chat with

Embed swaps in your onchain app. Access 7+ million tokens with liquidity from 140+ exchanges with a single API.

https://linktr.ee/0x.org

is there cross chain in the api in v2 cc @0xproject i think matcha using across i think would be cool to also include straight away in the 0x api