Terminal Commands

Use this page for commands you run directly in your terminal, before or outside the terminal user interface (TUI).

Core terminal commands

Command	Description
cos start	Start the TUI or run a one-shot task
cos init	Initialize a repo with cosine.toml and AGENTS.md
cos login	Authenticate with your Cosine account
cos skills	Manage reusable skill packages
cos mcp	Add and manage MCP servers
cos ipc	Inter-process communication commands

Common examples

Start the CLI

# Start in the current directory
cos start

# Start in a specific directory
cos start --cwd /path/to/project

# Start with a specific model
cos start --model lumen

Run a one-shot task

# Run a single prompt without interactive mode
cos start --prompt "Explain the main function in main.go"

# Combine with auto-accept for automation
cos start --prompt "Refactor the utils module" --auto-accept

Initialize a repository

cos init

This creates the local config files the CLI uses for project-specific settings and instructions.

Sign in

cos login

If you want the full install and authentication flow, see Quickstart or Install & Authenticate.

Once you are in the TUI

After Cosine is running, use / to open the commands menu.

This brings up the current set of commands and actions available inside the app, such as resuming a session, linking a project, or starting a background task.

Related pages

• Commands — Command map for this section
• Flags — Global flags with examples