It makes no mention of using it on Google's APIs at all.
Within the blog it elaborates on what they're doing by saying:
> Google cloud customers are already benefitting from no sys-ops dev environments, including Google App Engine and Google Container Engine. Now, with Apigee’s API management platform, they'll be able to front these secure and scalable services with a simple way to provide the exported APIs.
>As always, we'll make sure that these capabilities are available in the public clouds and can also be used on-premises.
If you click on the link and read the article it will give information behind the headline, possibly answering questions the headline brings up.
Within the blog it elaborates on what they're doing by saying:
> Google cloud customers are already benefitting from no sys-ops dev environments, including Google App Engine and Google Container Engine. Now, with Apigee’s API management platform, they'll be able to front these secure and scalable services with a simple way to provide the exported APIs.
>As always, we'll make sure that these capabilities are available in the public clouds and can also be used on-premises.
If you click on the link and read the article it will give information behind the headline, possibly answering questions the headline brings up.