Edwin Arbus Announces Joining AnthropicAI

Edwin Arbus posted on X that he joined AnthropicAI. The message included an 18-second video of his morning run through San Francisco's Sunset District. The clip shows a custom 3D satellite map overlay with live stats for pace, elevation, and distance. Arbus previously served as Developer Community Lead at OpenAI and worked at Stripe for years. Replies came from colleagues at Stripe, Anthropic, and other tech figures offering congratulations. One Anthropic engineer wrote 'welcome back, buddy.'