GitHub Copilot X offers Free Trial, but CodeAssist does not.
The starting price of GitHub Copilot X begins at $4/month, while pricing details for CodeAssist are unavailable.
CodeAssist offers several advantages, including Plugin for IntelliJ IDEs, Provides chatbot for programming, Supports popular programming languages, Natural language interface, Generates and many more functionalities.
The cons of CodeAssist may include a Doesn't work offline, Sends code to server, Unclear data storage practices, Potentially weak security policies. and Needs explicit acceptance of Marketplace agreement
GitHub Copilot X offers several advantages, including Chat and terminal interfaces, Support for pull requests, Auto-generate missing unit tests, Automate workflow, Personalized documentation and many more functionalities.
The cons of GitHub Copilot X may include a Future vision, not available, Early adoption GPT-4, Pull request support limited. and Uncertain timelines for availability