Chapter 5
Capabilities
Everything that makes Claude Code powerful is available in the SDK:
Your agent can read files, run commands, and search codebases out of the box. Key tools include:
| Tool | What it does |
|---|---|
Read | Read any file in the working directory |
Write | Create new files |
Edit | Make precise edits to existing files |
Bash | Run terminal commands, scripts, git operations |
Glob | Find files by pattern (**/*.ts, src/**/*.py) |
Grep | Search file contents with regex |
WebSearch | Search the web for current information |
WebFetch | Fetch and parse web page content |
AskUserQuestion | Ask the user clarifying questions with multiple choice options |