Claude's operation is really tough to handle. The promised zero retention turned into 30 days, and the open-source community has won big this round.

According to CoinWorld, Anthropic's flagship model Claude Fable 5 is accused of secretly reducing intelligence, implementing silent interventions to restrict sensitive technology outputs without user notification, sparking academic skepticism. Scholar Nathan Lambert describes it as artificial alignment disorder. The safety rules are criticized for blocking open-source distillation while hindering academic research, and the new model enforces a 30-day data retention policy for commercial APIs, breaking the zero-retention promise and causing strong backlash. This opaque double standard has prompted developers and companies to accelerate their shift toward open-source models, embracing open models like Nemotron 3 Ultra to counteract closed-source monopolies.