Slash command
Reload memory from global, project, and subdirectory GEMINI.md files without restarting.
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Analyze directory and generate a tailored GEMINI.md for persistent project memory.
diagnostics
Detailed usage statistics — session totals, per-model breakdown, and tool call counts.
session-management
Navigate backward through history; revert chat and/or code to a prior state (also Esc Esc).
configuration
Choose and optionally persist the active model. Pass --persist to save as default.
context-management
Replace the current chat context with a summary to save tokens and free up context window space.
parallel-agents
Manage subagents — list built-in, local, and remote subagents; enable, disable, or configure.