Anthropic has a new AI model, and it's more powerful than the Claude most people are using for chat. And that's precisely why the company doesn't actually recommend switching to it for everyday tasks.

Claude Fable 5.2 , released Monday alongside the more restricted Mythos 5.2, is designed for some of the toughest work AI can handle, including advanced coding, scientific research and complex engineering projects.

The timing is significant. Anthropic is also preparing for a massive initial public offering , putting fresh attention on how the company plans to turn increasingly powerful AI into a profitable business.

For Claude users, though, the immediate question is simpler: what can Fable 5.2 actually do, and is it worth using instead of Opus?

What is Claude Fable 5.2 actually good for?

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Fable 5.2 is designed for projects that require more than generating an email, summarizing a document or answering a question.

Anthropic says its newest model can handle complicated…