No, Smartlead integration requires the Explorer plan or higher. Email sequencing integrations like Smartlead are only available to Explorer plan users. [1]
However, you can test Smartlead integration during our free trial, which includes access to all Explorer and Pro features.
If you need any more help with plan features or integrations, please let me know. Would you like to share more about what you're trying to achieve with Smartlead integration?