Terminal vs Command Line vs Shell: A Practical Guide for AI Tool Users

What’s the Difference Between Terminal, Command Line, and Shell? A Practical Guide When setting up AI tools like Claude Code, reading documentation for CodeX, or discussing editors like Cursor, you frequently encounter a specific set of terms. Claude Code’s setup guide tells you to “open your Terminal and type a command.” CodeX offers a “CLI tool” alongside its graphical interface. Cursor is known as an “IDE,” yet you might see people launching it via text commands. If hearing these terms causes a moment of hesitation—where you aren’t quite sure what the other person is referring to or what you are …