Felix Rieseberg
Engineer, Anthropic (Claude desktop app and Cowork) · as of 2026-10-06 · source
Explains Anthropic's Claude desktop and Cowork architecture publicly.
News mentioning Felix Rieseberg (1)
- Claude Cowork moves to the cloud by default: per-session cloud sandboxes on web, desktop and mobile; local-only option removed for Pro and Max ★★★
From Oct 6, 2026 new Claude Cowork tasks on Pro and Max plans run on Anthropic's servers instead of in a VM on the user's computer, and the "Only on your computer" setting is removed. Each session gets its own cloud sandbox, so tasks keep running after the laptop closes and sessions move between…
Posts (2)
- Felix Rieseberg: the new Cowork runs inference and the VM in the cloud, one sandbox per session original ↗ Felix Rieseberg @felixrieseberg · x · 2026-10-05
First-hand explanation from Anthropic of Cowork's move to cloud execution (~108k views). - Introducing Claude Fable 5: a Mythos-class model made safe for general use original ↗ Claude @claudeai · x · 2026-06-09
The launch post for Anthropic's first publicly available Mythos-class model, which the US government suspended three days later.
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