CoProgrammer offers Free Trial, but Marvin does not.
Pricing details for both Marvin and CoProgrammer are unavailable at this time. Contact the respective providers for more information.
Marvin offers several advantages, including Open-source library, Works with native data, Can integrate into codebase, Flexible bots integration, Application doesn't need source code and many more functionalities.
The cons of Marvin may include a Not for writing source code, Limited to GPT-4 and GPT-3.5 models, Doesn't expose LLM configuration, Doesn't allow full prompt control. and Doesn't support raw LLM prompts