OpenAI (@OpenAI) on X

Source page title: OpenAI (@OpenAI) on X. Introducing GPT-5.5 A new class of intelligence for real work and powering agents, built to understand complex goals, use tools, check its work, and carry more tasks through to completion. It marks a new way of getting computer work done. Now available in ChatGPT and Codex. Source: X @OpenAI (x.com).

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