How to Use Claude Fable 5 (Unlearn Your ChatGPT Habits)
Got good at ChatGPT prompting? Those exact habits make Claude Fable 5 worse. Here's how to prompt Fable 5 the right way — 10 tips + a free prompt optimizer.

TL;DR
- Older AI prompting habits like spelling out every step are detrimental to Claude Fable 5's performance.
- Fable 5 requires a shift from giving tasks to assigning responsibilities, focusing on outcomes rather than processes.
- Key prompting strategies include deleting prescriptive prompts, giving the goal instead of steps, explaining the 'why' behind requests, and using the effort dial appropriately.
- Loading full context upfront, making the AI verify its own work, and saving Fable 5 for complex tasks are crucial for efficiency.
- Free prompt optimizers are available to help users adapt their existing prompts for both Fable 5 and Sonnet 5.
- Fable 5 is available on subscriptions through July 7, after which it will be credits-only and more expensive.
- Sonnet 5 and Fable 5 are part of the same generation but have opposite prompting rules: Sonnet 5 needs explicit instructions, while Fable 5 thrives on trust and less detail.