Claude Agent SDK

Everything Fervor AI has published that touches Claude Agent SDK — 2 pieces, newest first.

• anthropics/commerce-agents: The Checkout URL Never Reaches the Model

  Anthropics/commerce-agents is worth reading as a boundary specification rather than a codebase, because its safety guarantees live in methods the backend interface does…

• Preserved Thinking Splits the Claude API by Account Creation Date

  Anthropic now enforces its anti-distillation thinking-block check by API account creation date, so harness maintainers on older keys will ship code that breaks for every…