OpenAI's most capable model, built for the hardest end-to-end work: complex reasoning, coding, computer use, research, and document creation. 1M+ context window, async tool calling, mid-turn steering, and reasoning effort from low through max.
OpenAI's most capable model, built for the hardest end-to-end work: complex reasoning, coding, computer use, research, and document creation. 1M+ context window, async tool calling, mid-turn steering, and reasoning effort from low through max.