New Claude Model Burns Through Usage: 20x Limit in 52 Minutes via Single Prompt

tetsuoai · x · 2026-09-02

A user reported that testing the new Claude model consumed their entire 20x usage limit in just 52 minutes with a single prompt, returning no code for evaluation. The user warned that when using Fable 5.1, close attention must be paid to the number of agents it spawns, as the model is very expensive to run.

Related event: Fable 5.1 Tops Benchmarks but Sparks Cost Controversy(21 posts)→

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