You can pay 429x more for writing that is 1.7% better...

Early internal benchmarks on creative writing show that while Claude Fable 5.1 achieves a score of 89.7, it costs $3.15 per script. In comparison, GLM-5.3 Flash scores 88.2 and costs only $0.0074 per script. This indicates that users might pay 429x more for writing that is merely 1.7% better, based on models writing YouTube scripts for 10 real tasks, with scores judged by three AI judges against edited references.