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A language model is probabilistic. Ask it the same question twice, worded exactly the same way, and you can get two different answers back. That's not a bug. That's what the model is. For a chatbot, n

GPT-5.6 arrives in three tiers — plus an agent that does whole jobs OpenAI shipped GPT-5.6 on July 9 in three tiers — Sol (flagship), Terra (mid), Luna (cheap) — alongside ChatGPT Work, an agent that
