15:51
2026-09-10
cryptobriefing.com
artificial-intelligence
Anthropic’s Claude Fable 5.1 and OpenAI’s GPT-6 Astra widen the web dev gap over open-source models
Anthropic released Claude Fable 5.1 on September 1, 2026, and OpenAI followed with GPT-6 Astra on September 3, widening the proprietary lead over open-weight models in web development benchmarks to ro…