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The items that name it 3

• Quoting Felix Rieseberg
  writeup2026-10-05

  Anthropic tool that runs model inference and executes tool calls; the 'old' version ran a VM shipped to the user's computer for capability, safety, and security reasons, mapping in only the data explicitly added to the session; the 'new' version runs model inference and the VM in the cloud, with eac

• [AINews] Claude Opus 5.5, the new default model for AINews — and everybody cuts prices 40-50%
  article2026-09-23

  Claude app feature where Opus 5.5 is now default

• Claude Opus 5.5
  article

  One of the working modes (alongside Chat and Claude Code) across which Quantium tested Opus 5.5.