This past Friday evening, Anthropic's Head of Claude Code, Boris Cherny, posted an announcement on X that drew swift and vocal reaction across the AI builder community: starting Saturday, April 4, 2026, at noon Pacific, Claude Pro and Max subscribers would no longer be able to use their flat-rate subscriptions to power third-party agent frameworks like OpenClaw. Anyone wanting to continue would need to shift to pay-as-you-go billing or API keys. The backlash was mixed but voc