GitHub Copilot's command-line interface. Agent mode with autonomous multi-step coding.

Supported Models

GPT-4.1Claude Opus 3.5Gemini 2.0 Flash

Key Features

  • Agent mode
  • GitHub integration
  • Multi-model
  • Free for students

Pros

  • No credit card
  • Free for students/teachers
  • GitHub native

Cons

  • Limited free tier
  • No GPT-5.1-Codex-Max in free

Best Use Cases

GitHub usersStudentsCI/CD workflows