SessionStart
01Hook Claude Code
Runs when a session starts, executing session-start.sh. From nudgebee/nudgebee.
25 tagged cost optimization, measured the same way as everything else here.
Browse within: ai-assistant 6context-engineering 6git-worktrees 6
Hook Claude Code
Runs when a session starts, executing session-start.sh. From nudgebee/nudgebee.
Hook Claude Code
Runs when a session starts, executing session_context.sh. From lookfree/cc-harness.
Hook Claude Code
Runs before the agent uses a tool for Write and Edit tool calls, executing safety_check.sh with --write (2 commands). From lookfree/cc-harness.
Hook Claude Code
Runs after a tool call finishes for Write and Edit tool calls, executing format.sh. From lookfree/cc-harness.
Hook
Runs when a session starts, executing session_start.sh. From jianzhichun/permafrost.
Hook
Runs when the agent finishes a response, executing handoff-guard.sh. From mhlaghari/stuntman.
Hook Claude Code
Runs when a session starts, executing help_freshness_nudge.py, starter_prompt_nudge.py and starter_reconciler.py (3 commands). From Smart-AI-Memory/attune-ai.
Hook Claude Code
Runs before the agent uses a tool for Bash, Edit and Write tool calls, executing security_guard.py, worktree_path_guard.py and dirty_switch_guard.py (4 commands). From Smart-AI-Memory/attune-ai.
Hook Claude Code
Runs after a tool call finishes for Edit, Write, Bash, Edit and Write tool calls, executing format_on_save.py and telemetry_hook.py (2 commands). From Smart-AI-Memory/attune-ai.
Hook
Runs when a session starts, executing session_start_git_context.py, context_restorer.js, session_start.js and version_checker.js via uv (4 commands). From shakestzd/contextune.
Hook
Runs before the agent uses a tool, executing pre_tool_use_state_sync.py, pre_tool_use_git_advisor.py and tool_router.py via uv (3 commands). From shakestzd/contextune.
Hook
Runs after a tool call finishes, executing contextune_plan_tracker.py, contextune_execute_tracker.py and tool_cost_tracker.py via uv (3 commands). From shakestzd/contextune.
Hook
Runs when a session starts on startup, executing update-check.mjs via node (2 commands). From AqueGen/model-routing.
Hook
Runs after a tool call finishes for Agent and Task tool calls, executing dispatch-counter.mjs via node. From AqueGen/model-routing.
Hook
Runs when a session starts on startup, resume, clear and compact, running node. From nomadop/session-watcher.
Hook Claude Code
Runs when a session starts, executing session-start.sh. From Davmunrey/Trazum.
Hook
Runs when you submit a prompt, before the agent sees it, executing godspeed_fuzzy_trigger.py and brain_advisor.sh via python (2 commands). From itsribbZ/Godspeed.
Hook
Runs before the context is compacted, executing pre_compact_snapshot.sh via bash. From itsribbZ/Godspeed.
Hook
Runs when a session ends, executing session_cost_report.sh via bash. From itsribbZ/Godspeed.