Notes on building software.
A personal blog of technical articles about software development.
What Plan Mode Is and Why It Helps
Plan mode is a read-only mode where Claude explores your code and proposes a plan without changing a single file.
Entering Plan Mode with Shift+Tab
Cycle permission modes with Shift+Tab, or launch straight into plan mode from the command line.
The Explore, Plan, Implement, Verify Loop
A simple four-step loop keeps big tasks on track: explore first, plan, implement, then verify.
Editing a Plan Before You Run It
A plan is a draft you can shape. Refine it in plan mode until it is right, then approve.
Read-Only Exploration of an Unfamiliar Codebase
Open a new repository in plan mode and let Claude map it out for you before any change is made.