OpenAI says GPT-5.4 produces presentations with stronger, more varied aesthetics and makes more effective use of its image generation tools Igor Bonifacic /Engadget: Engadget 2026-03-05 Igor Bonifacic OpenAI, GPT-5.4, Igor Bonifacic Related Coverage Source: OpenAI is preparing to launch GPT-5.4, with an “extreme” reasoning mode and a 1M-token context window, matching past models but up from GPT-5.2's 400K The Information · Stephanie Palazzolo