Claude Sonnet 4.6 model brings ‘much-improved coding skills’ and upgraded free tier<div class="feat-image">
</div><p>Anthropic just released the second Claude model upgrade this month. Claude Sonnet 4.6 is the first upgrade to Anthropic’s medium-sized AI model since version 4.5 arrived in September 2025.</p>
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Claude Sonnet 4.6 model brings ‘much-improved coding skills’ and upgraded free tier
