Articles tagged Claude Sonnet 5

Claude Sonnet 5.5 lands two points from Opus 5.5 on real-work benchmarks and cuts the cost of a task by up to 30 percent.

Claude Sonnet 5 test over seven days of dense pro use. Writing, code, agents: what actually changes and who should upgrade.

Claude vs ChatGPT vs Gemini: we tested the three flagships (Sonnet 5, GPT-5, Gemini 3 Pro) across three real pro use cases. Verdict by profile.

Claude Sonnet 5 launches as Anthropic's new default model at 2 dollars input, cheaper than GPT-5.5 and Gemini 3.1 Pro on the agent segment.