Claude Code10 min read
Claude Planner: How Plan Mode Works in Claude Code
A 'Claude planner' is Plan Mode in Claude Code: read-only research that ends in a step-by-step Markdown plan you approve before any edits happen.
A 'Claude planner' is Plan Mode in Claude Code: read-only research that ends in a step-by-step Markdown plan you approve before any edits happen.
Claude Opus 4.8 is Anthropic's flagship model for hard reasoning and agentic coding: the benchmarks, $5/$25 pricing, 1M context, and when to pick it over Sonnet.
Claude Code is Anthropic's agentic coding tool for terminal, IDE, desktop, and web. What it does, what it costs, how to install it, and how to work with it.
The Claude Code desktop app puts the agent in a visual cockpit: setup on Windows and macOS, the Code tab, and when to pick it over the CLI.