Fable 5.1 vs. Astra for coding: Fable 2X more expensive per task but solves more
A 64-task SWE-bench Pro coding benchmark run by Deploymentsafety found that Anthropic's Fable 5.1 solved 51 of 64 tasks at roughly €2.4 per solved task, while OpenAI's GPT-6 Astra solved 34 of 64 at about €1.6 per solved…