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Claude Fable 5 just dropped. Here's exactly when to use it.

Fable 5 is double the price of Opus and chews credits. Get the one-page rule for when it's worth it, and when to stay on Opus.

  • The one-line rule for picking Fable 5 vs Opus 4.8
  • How to switch models in the desktop app and in Claude Code
  • The June 23 pricing change you need to plan around
  • How to run Fable 5 so you don't waste credits

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A single-page decision guide for choosing between Claude Fable 5 and Opus 4.8.

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A look inside

What's inside

01

What You'll Learn

The one-line rule for picking Fable 5 vs Opus 4.8 How to switch models in the desktop app and in Claude Code The June 23 pricing change you need to plan around

02

Read This First

On June 9, 2026 Anthropic released Claude Fable 5, its most powerful model ever made generally available.

03

What Fable 5 Actually Is

Fable 5 is Anthropic's new flagship.

About the author

Cooper Simson

Founder of Actionable AI. 30,000+ operators read the newsletter.

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Questions, answered

Is this guide free?

Yes. Enter your details and you can open the full guide immediately.

Do I need to know how to code?

No. The guide explains the work in practical steps and calls out technical details only when they matter.

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