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Gemini CLI

Google’s CLI agent with full support for all six standard content types.

Provider Details

Detail	Value
Slug	`gemini-cli`
Config directory	`~/.gemini`
Supported content types	Rules, Skills, Agents, MCP Configs, Hooks, Commands

Supported Content Types

Content Type	Supported	Install Method
Rules	Yes	Symlink
Skills	Yes	Symlink
Agents	Yes	Symlink
MCP Configs	Yes	JSON merge
Hooks	Yes	JSON merge
Commands	Yes	Symlink

File Format and Location

Content Type	Project Location	Global Location	Format
Rules	`GEMINI.md`	`~/.gemini/`	Markdown
Skills	`.gemini/skills/`, `.agents/skills/`	`~/.gemini/skills/`	Markdown
Agents	`.gemini/agents/`	`~/.gemini/agents/`	Markdown
MCP Configs	`.gemini/settings.json`	—	JSON
Hooks	`.gemini/settings.json`	—	JSON
Commands	`.gemini/commands/`	`~/.gemini/commands/`	Markdown

Discovery Paths

Content Type	Discovery Paths
Rules	`GEMINI.md`
Skills	`.gemini/skills/`, `.agents/skills/` (fallback)
Agents	`.gemini/agents/`
MCP Configs	`.gemini/settings.json`
Hooks	`.gemini/settings.json`
Commands	`.gemini/commands/`

Format Notes

Gemini CLI uses Markdown for text-based content types and JSON for structured configurations. Gemini CLI supports unique hook events (before_model, after_model, before_tool_selection) not available in other providers.

Detection

Syllago detects Gemini CLI by checking for the ~/.gemini directory.

Working with Gemini CLI

# Add content from Gemini CLI
syllago add --from gemini-cli

# Install content to Gemini CLI
syllago install my-rule --to gemini-cli

See Also