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Guide Ebooks Cheat Sheets Examples Context Quiz Security

AI Roles Methodologies Memory Systems Ecosystem MCP or CLI? Releases Compare Diagrams Team Metrics Glossary FAQ RSS Feed Blog

v3.41.1 New: BM25 Skill Routing · Agent Harness Engineering · Context Engineering + ACE-v2 · Guide v3.41.1 →

Home › Glossary › SessionStart / SessionEnd

Claude Code Hooks

SessionStart / SessionEnd

Hook events fired when a session begins or closes. Used for setup scripts, logging, and cleanup automation.

Related terms in Hooks

Hook types Four execution types: `command` (shell script), `http` (POST webhook), `prompt` (single-turn LLM cal...
PostToolUse Hook event fired after a tool completes execution. Used for post-processing, formatting, validation,...
PreToolUse Hook event fired before Claude executes a tool. Can block, allow, or modify the tool call based on a...
Stop Hook event fired when Claude is about to stop responding. Used for quality gates, cleanup tasks, and...
UserPromptSubmit Hook event fired when the user submits a prompt, before Claude begins processing. Used for prompt en...

See all 173 terms

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