PreToolUse
01Hook Claude Code
Runs before the agent uses a tool for Bash tool calls, running npx -y [email protected]. From langgenius/dify.
34 tagged openai, measured the same way as everything else here.
Browse within: codex-cli 15macos 9Multi-Agent 8codex-subagents 8ai-observability 7clickhouse 7llmops 7metrics 7observability 7menu-bar 6menubar-app 6
Hook Claude Code
Runs before the agent uses a tool for Bash tool calls, running npx -y [email protected]. From langgenius/dify.
Hook
Runs when a session starts, running openlit coding hook --vendor=cc --event=SessionStart. From openlit/openlit.
Hook
Runs when you submit a prompt, before the agent sees it, running openlit coding hook --vendor=cc --event=UserPromptSubmit. From openlit/openlit.
Hook
Runs after a tool call finishes, running openlit coding hook --vendor=cc --event=PostToolUse. From openlit/openlit.
Hook Claude Code
Runs when you submit a prompt, before the agent sees it, executing linear-ticket-reminder.sh. From vellum-ai/vellum-assistant.
Hook Claude Code
Runs when a session starts, executing session-docs-primer.sh. From vellum-ai/vellum-assistant.
Hook Claude Code
Runs when a session starts, executing session-start.sh. From nodetool-ai/nodetool.
Hook Claude Code
Runs before the agent uses a tool for Read and Bash tool calls, running an inline shell check (2 commands). From bahdotsh/indxr.
Hook
Runs when a session starts on startup, clear and compact, running true. From bearlike/Assistant.
Hook
Runs when the agent finishes a response, executing tts-hook.sh. From MatiousCorp/claude-tts.
Hook
Runs when you submit a prompt, before the agent sees it, executing tts-stop.sh. From MatiousCorp/claude-tts.
Hook
Runs before the agent uses a tool for Edit and Write tool calls, running an inline shell check. From sehoon787/my-codex.
Hook
Runs after a tool call finishes for Agent, Edit, Write, WebSearch and WebFetch tool calls, executing session-sync.js via node (3 commands). From sehoon787/my-codex.
Hook
Runs when a subagent finishes, executing session-sync.js via node (3 commands). From sehoon787/my-codex.
Hook Claude Code
Runs when a session starts, executing session-start.sh. From srtab/daiv.
Hook
Runs before the agent uses a tool for Bash tool calls, executing block-finalizer-commands.py. From shinpr/galley.
Hook
Runs when the agent finishes a response, executing require-final-json.py. From shinpr/galley.
Hook
Runs when a session starts on startup, resume, clear and compact, executing session-start.sh. From cukas/claudes-ai-buddies.
Hook
Runs when a session starts on startup, resume, clear and compact, executing sidebar-control.sh via bash with --plugin-root and --plugin-data. From JaceHwang/codex-usage-sidebar.
Hook
Runs when a session starts, executing lifecycle.js via node. From KiwiGaze/codex-status-bar.
Hook
Runs when you submit a prompt, before the agent sees it, executing update.js via node. From KiwiGaze/codex-status-bar.
Hook
Runs before the agent uses a tool, executing update.js via node. From KiwiGaze/codex-status-bar.