GPT-5.6, Grok 4.5, Claude, and Muse Spark build the same 4 apps
Summary
GPT-5.6, Grok 4.5, Claude, Muse Spark and others compete across four tasks, comparing cost and latency. The piece emphasizes frontier models outperforming open-weights on complex tasks, while OSS models excel on simpler ones, with clear winners per task.