Anthropic launched Cowork on Monday, extending Claude Code's power to non-technical users. VentureBeat AI reports the feature was built in approximately 1.5 weeks, largely using Claude Code itself.
The 1.5-Week Development
Cowork's development time is notable. The team built the feature quickly, using Claude Code to accelerate development. Boris Cherny, an Anthropic engineer, observed users deploying Claude Code for non-coding tasks, inspiring Cowork's creation.
Folder-Based Architecture
Cowork requires users to designate a specific folder for Claude to access. Within this sandbox, the AI agent can read, edit, or create files. Anthropic offers examples, such as reorganizing a cluttered downloads folder or generating a spreadsheet from receipt screenshots.
Recursive Loop
The speed of Cowork's development highlights a recursive feedback loop where AI tools build better AI tools. Felix Rieseberg confirmed the 1.5-week timeline, prompting speculation about Claude Code's role in building Cowork. Simon Smith noted that Claude Code may have written much of Cowork, demonstrating a recursive improvement loop.
As Anthropic expands Cowork's capabilities, the company will likely face challenges in balancing user convenience with file security. Source: VentureBeat AI