According to a customer email shared on Hacker News, Anthropic said that starting at noon Pacific on April 4 (today), subscribers will 'no longer be able to use your Claude subscription limits for third-party harnesses including OpenClaw.' Instead, they'll need to pay for extra usage through 'a pay-as-you-go option billed separately from your subscription.' Anthropic's head of Claude Code Boris Cherny wrote on X that the company's 'subscriptions weren't built for the usage patterns of these third-party tools' and that Anthropic is now trying 'to be intentional in managing our growth to continue to serve our customers sustainably long-term.' Cherny, however, insisted that Claude Code team members are 'big fans of open source' and that he himself 'just put up a few [pull requests] to improve prompt cache efficiency for OpenClaw specifically.' 'This is more about engineering constraints,' he said, adding that Anthropic is still offering full refunds for subscribers. 'We know not...
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