OpenAI has announced its launching GPT-5.2 effective immediately, with access rolling out in phases starting Dec. 11.

This is the second major update to GPT-5, the long-awaited OpenAI model that launched on Aug. 7.

In a blog post announcing the new series of ChatGPT models, the company called GPT-5.2 the "most capable model series yet for professional knowledge work."

GPT-5.2 is actually a series of models; the series itself is part of the larger GPT-5 series. Here's what we're looking at: • GPT-5.2 Instant

GPT-5.2 Instant • GPT-5.2 Thinking

GPT-5.2 Thinking • GPT-5.2 Pro

GPT-5.2 Pro

When can you start using GPT-5.2?

With a Dec. 11 release date, GPT-5.2 is available now — though not all users will see it listed as an available model in ChatGPT.

As with previous model rollout

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