Claude Code Quick Start

Three steps: Install → Config API → Launch.

Step 1: Install

macOS / Linux / WSL

curl -fsSL https://claude.ai/install.sh | bash

Windows PowerShell

irm https://claude.ai/install.ps1 | iex

Or via package managers: brew install --cask claude-code / winget install Anthropic.ClaudeCode / npm install -g @anthropic-ai/claude-code

Verify: claude --version

Step 2: Config API

Using CC Switch (Recommended)

1. Open CC Switch → Add Config → Framework: Claude Code
2. Base URL: https://ai.kektoken.com
3. Enter API Key (sk-xxx), confirm model per your group
4. Click Add → restart terminal

Full guide: CC Switch Config

Manual Config (Troubleshooting Only)

export ANTHROPIC_BASE_URL=https://ai.kektoken.com
export ANTHROPIC_AUTH_TOKEN=sk-your-key

Step 3: Launch

claude

Commands

Command	Action
/model	Switch model
/model claude-opus-4-8	Pick specific model
/cost	View usage
/compact	Compress context
/clear	Clear conversation

Supported Models

Model	Use Case
claude-opus-4-8	Complex tasks
claude-sonnet-4-6	Daily dev (recommended)
claude-haiku-4-5	Fast, auto-switch on tool calls

Full list: Token Group Reference

Next

• Codex CLI Quick Start
• Token Group Reference
• Errors