Hasty Briefsbeta

GPT‑5-Codex and upgrades to Codex

8 hours ago
  • #GPT-5-Codex
  • #AI Programming
  • #OpenAI
  • OpenAI released GPT-5-Codex, a fine-tuned variant of GPT-5 designed for AI-assisted programming tools.
  • GPT-5-Codex is not yet available via API but will be soon.
  • Codex is OpenAI's brand name for their coding family of models and tools.
  • The new model is integrated into VS Code extension, Codex CLI, and Codex Cloud.
  • Codex Cloud can now automatically run code reviews on GitHub repositories.
  • GPT-5-Codex features include dynamic task complexity adaptation, improved code refactoring, and better human preference evaluations.
  • The model shows significant improvements in creating mobile-friendly websites and providing relevant comments.
  • The system prompt for GPT-5-Codex is notably shorter than other models.
  • Theo Browne reviewed the model positively but noted issues with CLI search tool navigation.
  • Codex Cloud attempted to generate an SVG of a pelican riding a bicycle.