OpenAI released GPT-5.4 Thinking and GPT-5.4 Pro, models with larger context windows and improved tool use that set new highs on benchmarks for coding and agentic tasks. The models power OpenAI’s improved Codex agent and rival Google’s Gemini 3.1 Pro Preview at the top of performance rankings, but they are priced at a premium. Learn more in The Batch https://hubs.la/Q047ndQt0