GPT-5.6 buzz builds. Here's what to know about OpenAI's new Sol model
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OpenAI has introduced a new model, GPT-5.6, also referred to as the Sol model. The launch may be part of a competitive move, as Anthropic is reportedly planning to launch a rival product, Claude Opus 5. It is unclear when Anthropic's launch will occur, but it may happen as soon as this week.