Agent response tracking
Observe and react to the agent's responses — log output, track thinking, or trigger side effects after each message
Observation Hooks Hooks & Lifecycle
Supported
Partial
No
Unknown
Cline CLI Current · Jun 2026 
Codex CLI Current · Jun 2026 
GitHub Copilot CLI Current · Jun 2026 
2.1.140 - 2.1.197
3.0.0 - 3.0.34
0.131.0 - 0.142.4
1.0.46 - 1.0.66
3.7 - 3.9
1.0.64 - 2.1.139
—
0.11.0 - 0.130.0
0.0.374 - 1.0.45
1.7 - 3.2
0.2.31 - 1.0.63
—
0.2.0 - 0.10.0
—
0.45 - 1.2
Supported by 2 of 5 agents.
HoverTap any cell for version details.
Sub-capabilities
- Track every agent response for observability, compliance, or analytics
- Cursor: afterAgentResponse after each message; afterAgentThought after thinking blocks
- Claude Code: Notification hook covers general system events