Yes, both WatsonX.ai by IBM and Professional Social Media Post Builder offer a Free Trial.
The starting price of WatsonX.ai by IBM begins at $1050/month, while pricing details for Professional Social Media Post Builder are unavailable.
WatsonX.ai by IBM offers several advantages, including Content generation capabilities, Comprehensive data analysis, Easy train, validate, tune functions and many more functionalities.
The cons of WatsonX.ai by IBM may include a Complexity may overwhelm users, Partial dependency on IBM models, Partnered with only Hugging Face, No pre-training required (accuracy?). and Reliance on foundation models.