ChainThink News, March 6: OpenAI announced the release of GPT-5.4 in ChatGPT (in the form of GPT-5.4 Thinking), API, and Codex—its most powerful and efficient frontier model to date for professional workloads. Additionally, GPT-5.4 Pro is now available for ChatGPT and API users, specifically designed for those requiring peak performance on complex tasks. GPT-5.4 integrates OpenAI’s latest advancements in reasoning, programming, and agent-driven workflows into a single cutting-edge model, incorporating the industry-leading coding capabilities of GPT-5.3-Codex while enhancing model performance in tool usage, software environments, and professional tasks involving spreadsheets, presentations, and documents.

Yesterday noon, ChainThink’s prediction market channel PolyBeats preemptively captured the upcoming release of GPT-5.4 scheduled for March 5. Monitoring revealed five suspected insider accounts wagered $12,400 on "OpenAI will launch GPT-5.4 before March 5," with the market probability at 82% at that time. Furthermore, six previously tracked accounts betting on "OpenAI will release GPT-5.3 before March 8" have also successfully profited; among them, account 0x1695 invested $200 to bet on GPT-5.4 launching on March 5.