What is Claude Code Hooks — Automate Pre/Post Task Actions?

Complete guide to Claude Code hooks for automating actions before and after tool calls. Set up linting, testing, notifications, and custom validation with shell commands.

Is Claude Code Hooks — Automate Pre/Post Task Actions free to use?

Yes. Claude Code Hooks — Automate Pre/Post Task Actions is freely available on TokRepo. Check the Source & Thanks section on the asset page for the specific open-source license.

How do I install Claude Code Hooks — Automate Pre/Post Task Actions?

Visit the asset page on TokRepo and click "Copy for agent" to get the installation instructions. Most assets can be installed with a single command.

Claude Code Hooks — Automate Pre/Post Task Actions

What Are Claude Code Hooks?

Hooks are shell commands Claude Code runs automatically before or after tool calls. Automate linting, testing, notifications, and validation — not reliant on Claude remembering.

TL;DR: Claude Code automation hooks. Run shell commands before/after tool calls (lint/tests/block/notify). Configured in settings.json. Enforced at the harness level.

Event Types

PreToolUse (before tool), PostToolUse (after tool), Notification (status change), Stop (on completion).

Practical Examples

Auto-format on write
Run related tests after edits
Block writes to protected files
TypeScript type-check
Desktop notification on completion

Hooks vs CLAUDE.md

Hooks = shell commands, 100% executed; CLAUDE.md = text instructions, best-effort compliance.

Claude Code Hooks — Automate Pre/Post Task Actions

What Are Claude Code Hooks?

Event Types

Practical Examples

Hooks vs CLAUDE.md

来源与感谢

讨论

相关资产

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ccusage — Real-Time Token Cost Tracker for Claude Code

SuperClaude — Workflow Framework for Claude Code