Anthropic engineering head says Claude Code made employees’ work a ‘lonely experience’—and it could hint at Big Tech’s bigger morale problem

Photo of Fiona Fung (Credit: Chris Ratcliffe/Bloomberg—Getty Images)

As the tech industry continues to scale AI use, some companies are hitting snags not in the technology itself, but in the human workforce developing and working alongside AI agents.

Fiona Fung, the engineering leader of Anthropic’s Claude Code and Cowork teams, said in a recent episode of Lenny’s Podcast that agentic AI use in the workplace has increased so much it was making employees’ work more solitary, pushing the company to intervene with other team-building activities.