Claude Sonnet 5 (Fennec) – The Next‑Gen Coding LLM Set to Outperform All Rivals
Claude Sonnet 5, codenamed Fennec, is about to launch on Google’s infrastructure with a 1‑million‑token context window, pricing half of Opus 4.5, and benchmark scores surpassing 80.9% on SWE‑Bench, while introducing an autonomous “Dev Team” swarm that can generate, test, and deliver full software modules without human intervention.
