System card: <a href="https://assets.anthropic.com/m/12f214efcc2f457a/original/Claude-Sonnet-4-5-System-Card.pdf" rel="nofollow">https://assets.anthropic.com/m/12f214efcc2f457a/original/Cla...</a>
System card: <a href="https://assets.anthropic.com/m/12f214efcc2f457a/original/Claude-Sonnet-4-5-System-Card.pdf" rel="nofollow">https://assets.anthropic.com/m/12f214efcc2f457a/original/Cla...</a>