Two new powerhouse models from Anthropic:
Claude Opus 4 - World's best coding model (72.5% on SWE-bench), excels at complex multi-hour tasks and agent workflows. Built for sustained performance on demanding projects.
Claude Sonnet 4 - Major upgrade from 3.7 with superior coding (72.7% SWE-bench) and reasoning. Perfect balance of capability and efficiency for everyday use.
Both models offer hybrid modes: instant responses OR deep thinking. Same pricing as before.