The Drop-in script allows you to open the Chargebee checkout in a modal/in-app and is available in the v3 version.
If you are using the hosted pages v2(Single page checkout), you will have the plan specific URL option.
Note: You cannot use both versions of the hosted pages on a single site. If you are using PC 2.0 then refer to this link.
How to know which version you are using?
The images below lets you differentiate between hosted pages versions.
Hosted pages v2 - plan specific URL
Hosted pages v3 - Drop-in grab script
If you would like to switch to v3, we'd recommend you to test it once on your sandbox account and then move to v3 on your live site.
To switch to v3 from v2 on your sandbox, navigate to Settings > Configure Chargebee > Checkout & Self-serve portal > Hosted Pages and click on the option highlighted below,
To move to v3 hosted pages on your live site, reach out to support.
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