Anthropic unveiled its new AI models, Claude Sonnet 4 and Claude Opus 4. The launch comes at a time when the company needed a strong response to maintain its position against rivals like Google Gemini.
Claude Opus 4 claims the title of “world’s best coding model”, while Claude Sonnet 4 offers significant improvements over its predecessor. Both models introduce extended thinking capabilities and enhanced tool usage.
However, one question remains: are these improvements substantial enough to stop the loss of users and be a favourite for developers again?
Early feedback from major tech companies and several reports suggests that Claude 4 might have found the right formula for a comeback.
Building Rapport in AI Coding
Claude Opus 4’s performance on coding benchmarks appears impressive on paper. It achieved 72.5% on SWE-bench and 43.2% on Terminal-bench.
Claude Sonnet 4 significantly improves on Sonnet 3.7’s industry-leading capabilities, excelling in coding with a state-of-the-art 72.7% on SWE-bench. Claude Sonnet 4 …