Built-in Capabilities
DuckAgent projects available capabilities into the agent context for each run.
| Group | Examples |
|---|---|
| Filesystem | Read files, search files, search content, write files, edit files, apply patches. |
| Process | Start local processes, inspect output, interrupt processes, and run shell commands. |
| Web | Web search, web extraction, and optional browser fallback. |
| Memory | Request memory review from MainAgent; edit memory through MemoryAgent. |
| Scheduled Tasks | cron_create, cron_list, cron_get, cron_update, cron_delete, cron_pause, and cron_resume for durable reminders and automations. |
| Skills | Load a skill manifest and read files inside a loaded skill. |
| MCP | Exposed MCP tools from configured servers. |
| Gateway | Approval and routing state for external channels. |
| Sandbox | Policy summaries and approval boundaries for files, network, environment, tools, and shell. |
Use:
duck runtime capabilitiesto inspect what the active runtime exposes.