Claude Code

Terminal-first coding agent with strong repo reasoning, permissions, and MCP workflows.

Type: CLI / IDE / web / desktop

Best for: Deep repo tasks, refactors, review, automation

Official docs: https://code.claude.com/docs/en/quickstart

Last verified: 2026-07-12

Status: Confirmed

Quick Start

claude

Installation

macOS

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

Windows

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

Linux

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

WSL

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

Authentication

Run claude and complete login. Use /login to re-authenticate.

Basic Commands

claude
claude --version
claude -p "explain this repository"

Intermediate Commands

/help
/clear
/login
/resume

Advanced Commands

  • permission modes
  • MCP-backed documentation lookups
  • scripted workflows

Project Configuration

  • repo-level CLAUDE.md
  • shared AGENTS.md

Instruction Files

  • CLAUDE.md
  • AGENTS.md

Models and Versions

  • verify current model choices in the tool

Permissions and Security

  • review shell and filesystem permissions
  • do not paste secrets into prompts

MCP / Integrations

Official docs confirm MCP support.

Common Workflows

  • repo mapping
  • strict review
  • small safe fixes

Team Best Practices

  • plan first on risky tasks

Troubleshooting

  • shell mismatch on Windows is common

When to Use

  • terminal-first deep code tasks

When Not to Use

  • when the team has not defined safety and review rules

Sources