JetBrains offers Free Trial, but Marvin does not.
The starting price of JetBrains begins at $6/month, while pricing details for Marvin are unavailable.
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
JetBrains offers several advantages, including Augments developer environments, Works with team tools, Increases information, Reduces routine tasks, Improves programming productivity and many more functionalities.
The cons of JetBrains may include a Limited IDE compatibility, On-premise models pending, Over-reliance on updates, Integration not always seamless. and No open source availability