A former Anthropic employee said in a departure letter published Monday that he is leaving the company as he reckons with a "world in peril." Mrinank Sharma, who said he led the safeguards research team at Anthropic , posted on Monday a letter he sent to colleagues announcing his departure. Sharma explained why he was leaving the artificial intelligence company and outlined his future plans. "I achieved everything I wanted here," Sharma wrote, citing projects like developing defenses to reduce