<ul><li>Anthropic has introduced two new AI models named Claude Opus 4 and Claude Sonnet 4, with Opus 4 claiming to be the best coding AI.</li><li>Claude Sonnet 4 is a smaller but upgraded model from Sonnet 3.7, showing enhanced coding abilities and being chosen by GitHub for their Copilot coding agent.</li><li>Claude Opus 4 is the flagship model, excelling in coding and extended thinking, allowing it to pause mid-process to gather more data before resuming.</li><li>Both Claude 4 models offer enhanced features like tool usage, memory management, and thinking summaries, aiming to provide efficient and accurate AI responses.</li></ul>

Anthropic's new Claude 4 models promise the biggest AI brains ever

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