The new coding model released Thursday afternoon, entitled GPT-5.3-Codex, builds on OpenAI’s GPT-5.2-Codex model and combines insights from the AI company’s GPT-5.2 model, which excels on non-coding ...
Microsoft sells GitHub Copilot to its customers, but it increasingly favors Claude Code internally. Microsoft sells GitHub Copilot to its customers, but it increasingly favors Claude Code internally.