ChatGPT - Genie AIExtension46/100 via “custom system message and prompt template configuration”
Your best AI pair programmer. Save conversations and continue any time. A Visual Studio Code - ChatGPT Integration. Supports, GPT-4o GPT-4 Turbo, GPT3.5 Turbo, GPT3 and Codex models. Create new files, view diffs with one click; your copilot to learn code, add tests, find bugs and more. Generate comm
Unique: Stores custom prompts in VS Code settings, enabling per-workspace configuration and version control (if `.vscode/settings.json` is committed). This allows teams to enforce AI behavior via configuration rather than relying on user discipline. The system message is prepended to every request, ensuring consistent context across all features.
vs others: More flexible than GitHub Copilot (which has no system message customization), and simpler than building a custom LLM wrapper because configuration is declarative rather than programmatic.