Documentation
How can we help?
How Castellan and each of its staff work, what they ask of you, and what to do when something isn't right.
By agent
Getting started
Installing Castellan, your account and license, and your first day with the staff.
Castellan
Castellan
The manor itself: its page, its staff, settings, updates, backups and what leaves your PC.
- Castellan's page, and how the manor worksOverview
- Hiring, switching and letting staff goHow-to
- Updates, and automatic updatesHow-to
- Backups of your settings, and restoring oneHow-to
- Needs you, notifications and quiet hoursConcept
- Where the work runs: the NPU, graphics card and processorConcept
- Castellan's settings, one by oneReference
- Your own repositoriesHow-to
Household agents
What each of the household's staff does, how it works, and what it asks of you.
- The Smith, which keeps your local AI readyOverview
- Set up the local AIHow-to
- The Smith, for developersReference
Workshop and developer tools
Reeve, the Steward and the rest of the developers' staff, in depth.
Reeve
- Reeve, the local AI layer for your repositoriesOverview
- Connect your AI coding assistant to ReeveHow-to
- Reeve's MCP tools, one by oneReference
- Reeve's rounds: the jobs, the digest and alertsReference
- Your repositories in ReeveHow-to
- Where Reeve's work runsConcept
- Version-pinned docs, docs lint and the upgrade scoutConcept
- Kept off the cloudConcept
- History: commands, failures and past AI sessionsConcept
- Reeve's settings, files and environmentReference
- Reeve's command lineReference
- Reeve's local APIReference
Developer Herald
Pinder
Toller
Assayer
Steward
- The Steward, which merges and releases your repositoriesOverview
- Choosing what the Steward looks afterHow-to
- How the Steward merges pull requestsConcept
- Vouching, and pull requests the Steward opensHow-to
- Versions claimed up frontHow-to
- How the Steward releasesConcept
- The Steward on several PCsConcept
- The Steward's alarmsReference
- The Steward's settings and filesReference
- The Steward's command line and local APIReference
Troubleshooting
When something isn't right: what Castellan does about it, and what you can.
Castellan
- When something isn't right with CastellanTroubleshooting
Smith
- When the local AI isn't working as it shouldTroubleshooting
Reeve
- When Reeve isn't working as it shouldTroubleshooting
Developer Herald
- When the Developer Herald isn't working as it shouldTroubleshooting
Pinder
- When the Pinder isn't working as it shouldTroubleshooting
Toller
- When the Toller isn't working as it shouldTroubleshooting
Assayer
- When the Assayer isn't working as it shouldTroubleshooting
Steward
- When the Steward isn't working as it shouldTroubleshooting
Every article says which version it was written for and when it was last checked, and warns you when a newer one is out. Spot something wrong? Each article ends with Is this page right? for telling us. More in about these docs.
What changed in each version is in the release notes; for anything else, see Support.