Skill Log

View the history of skill activations in the current session.

Usage

/skill-log [options]

Options

• --tail <n>: Show last N entries (default: 10)
• --filter <skill>: Filter by skill name
• --verbose: Show detailed activation context

Workflow

Step 1: Check Log Location

Look for skill activation logs in:

• Session memory (current conversation)
• .claude/logs/skill-activations.json (if persistent logging enabled)

Step 2: Parse Log Entries

Each entry contains:

• Timestamp
• Activated skill name
• Trigger reason
• User prompt (truncated)
• Token usage estimate

Step 3: Display Results

Output Format:

## Skill Activation Log

### Recent Activations (Last 10)

| Time | Skill | Trigger | Tokens |
|------|-------|---------|--------|
| 14:32:15 | fastapi-reviewer | "Review my FastAPI code" | ~2.1k |
| 14:28:03 | python-reviewer | "Check this Python file" | ~1.8k |
| 14:15:22 | security-scanner | "Is this code secure?" | ~2.5k |

### Session Summary
- **Total Activations**: 12
- **Most Used**: python-reviewer (4x)
- **Est. Tokens Used**: ~24,000

### Activation Details (--verbose)

**14:32:15 - fastapi-reviewer**

Trigger: User prompt contained "FastAPI" Detection: Found fastapi in requirements.txt Context: Reviewing routers/users.py Token estimate: 2,100 tokens

Examples

View Last 5 Activations

/skill-log --tail 5

Filter by Skill

/skill-log --filter security-scanner

Verbose Output

/skill-log --verbose

Notes

• Log is session-scoped by default
• Enable persistent logging in settings for cross-session history
• Useful for understanding token usage patterns