Claude Code engineer Boris Cherny leaves Anthropic after a year of breakout growth
_catwu · x · 2026-10-24
Boris Cherny (@trq212), a key engineer behind Claude Code, announced he's leaving Anthropic after more than a year building the tool to scale far beyond expectations. Colleague catwu thanked him for helping millions of users build with Claude Code. In his farewell note, Cherny said he loved working at Anthropic and believes in its mission of a "race to the top" — working hard and responsibly to raise the bar and inspire others.
Related event: Claude Code Core Member Thariq Announces Departure from Anthropic(30 posts)→
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