Claude Codeconfigurationbuilt-in
/effort
Set the model effort level: low, medium, high, xhigh, max, or ultracode. Takes effect immediately without waiting for the current response.
Syntax
/effort [low|medium|high|xhigh|max|ultracode|auto]Example
/effort maxWhen to use
- ▸Reducing cost on simple tasks with /effort low
- ▸Enabling deep reasoning for hard architectural problems with /effort max
- ▸ultracode combines xhigh reasoning with automatic workflow orchestration
More Claude Code commands
parallel-agents
/agents
Manage agent configurations and monitor background agents running in parallel.
parallel-agents
/background
Detach the current session to run as a background agent and free this terminal. Optionally pass a final instruction before detaching.
parallel-agents
/batch
Orchestrate large-scale changes across a codebase in parallel. Decomposes work into 5–30 independent units, each in its own git worktree with its own PR.
context-management
/btw
Ask a quick side question without adding it to the main conversation history.