AI Models
Claude Sonnet 4.6 vs GPT-5 for Fiction Writing: Which Writes Better Prose?
The AI model you choose for fiction writing matters more than you think. Each model has distinct strengths and weaknesses when it comes to creative prose — and what works brilliantly for marketing copy might produce flat, lifeless fiction. We tested Claude Sonnet 4.6 and GPT-5 head-to-head across six fiction