OpenAI introduces GPT-5.6 to challenge Claude Mythos 5

OpenAI Group PBC today introduced GPT-5.6, a new series of large language models that it says can outperform Claude Mythos 5 across certain coding tasks.

The most advanced algorithm in the lineup is known as Sol.

It’s available alongside a mid-range option called Terra and an entry-level model dubbed Luna.

All three LLMs come with […]

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