The Decoder：Anthropic watermarks all Claude outputs globally with marks that "may persist through some e…
原文摘要：Anthropic will embed invisible watermarks in all Claude-generated text and sign files using the C2PA standard. New models shipping from August 2026 onward will have labeli 来源：The Decoder。建议继续查看原文，重点核对它影响的工具入口、成本、风险和真实使用场景。