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How we handle dataLocal until you sendSign-in and SSOGovernance

The desk

Local storage

History, drafts, and index live on the machine.

2 min read

On disk

  • History sessions and drafts under Application Support/Arcus/arcus-history (per signed-in user)
  • MCP config ~/.arcus/mcp.json and OAuth tokens ~/.mcp-auth
  • Index metadata for allowed folders
  • Preferences

Next

How we handle data
The repository index stays on your machine. A snippet is sent only when you ask.
History
Leave keeps a draft. Finish & save writes the finished session you can open again.
On this page
On disk
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