OpenAI introduces ChatGPT 5.4 Thinking for solving bigger problems (www.techradar.com)

OpenAI has launched ChatGPT 5.4 Thinking, an upgraded model designed to tackle complex reasoning and multi-step tasks more effectively. This new capability, available to Plus, Team, and Pro users, allows the AI to outline its approach when handling intricate queries, enabling users to intervene during the response generation. While ChatGPT 5.3 Instant remains the default model for everyday interactions, the introduction of ChatGPT 5.4 Thinking signifies a shift towards a layered architecture in AI design, prioritizing both speed and depth according to user needs. The ChatGPT 5.4 model excels in professional tasks such as document creation, spreadsheet analysis, and presentation design, often matching or surpassing human performance in evaluations resembling real-world job scenarios. Notably, it demonstrates enhanced capabilities in visual understanding, allowing for more effective analysis of complex documents and high-resolution images. This bifurcation into speed for casual conversations with GPT-5.3 Instant, and deeper analytical capabilities with GPT-5.4 Thinking, reflects OpenAI's commitment to creating a versatile tool that meets both rapid response requirements and rigorous cognitive challenges in professional settings.