OpenAI released what it calls “our most capable and efficient frontier model for professional work” yesterday, March 5, 2026. ChatGPT 5.4—AKA ChatGPT 5.4 Thinking— is the latest model to face off against Anthropic Claude and Google Gemini. What’s changed “GPT‑5.4 brings together the best of our recent advances in reasoning, coding, and agentic workflows into […] The post Everything We Know About OpenAI’s New GPT-5.4 Thinking Model appeared first on VICE .