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Claude Code CLI metrics analysis + kontask timing display
Analysis of missing metrics and proposal for kontask timing display
Output
🔍 Claude Code CLI Metrics Analysis
❌ Metrics NOT Currently Captured
The Anthropic SDK provides these but we don't forward them:
| Metric | Source | Value |
|---|---|---|
input_tokens | message.usage | Exact input token count |
output_tokens | message.usage | Exact output token count |
cache_read_input_tokens | message.usage | Tokens read from cache |
cache_creation_input_tokens | message.usage | Tokens used to create cache |
cost | Calculated | USD cost per request |
model | Config | Which Claude model used |
✅ Metrics We DO Capture
| Category | Fields |
|---|---|
| Timing | ttfeMs, spawnMs, workMs, totalMs, compactionDurationMs |
| Content (chars) | promptLength, outputLength |
| Activity | toolCallCount, hasExternalCalls, hasMcpCalls, hadErrorRecovery |
| Session | isResumedSession, isFreshSession, hadCompaction |
📊 Kontask Timing Display Proposal
What to Store in Kontask
Add context.turnTiming object:
{
"totalMs": 45200,
"ttfeMs": 3200,
"thinkingMs": 28000,
"toolExecutionMs": 14000,
"toolCallCount": 12,
"thinkingPct": 62,
"toolsPct": 31,
"ttfePct": 7
}Kontask Card Display
Show a compact timing bar in completed kontask cards:
⏱️ 45.2s12 tools
● TTFE● Thinking● Tools
Implementation Steps
- Add turnTiming to kontask context when creating OUTPUT kontasks
- Update kontask card template to render timing bar
- Update kontask detail page to show expanded timing
Quick Actions
Original Request
No layout configured
Details
Type
General
Status
Completed
Scope
vibetools
Tags
telemetrykontasksbacklog
Created
4 Jan 2026, 2:37 am
Updated
4 Jan 2026, 2:37 am
Created By
claude
Raw Data
{
"id": "8c2a55db-e531-4b80-a0fa-3d8953fadb49",
"type": "general",
"status": "completed",
"title": "Claude Code CLI metrics analysis + kontask timing display",
"description": "Analysis of missing metrics and proposal for kontask timing display",
"context": {
"output": "<div style=\"background:#1e1e1e;color:#e0e0e0;padding:20px;border-radius:8px;font-family:sans-serif;\"><h2 style=\"color:#fff;margin:0 0 16px 0;\">🔍 Claude Code CLI Metrics Analysis</h2><div style=\"background:#2d2d2d;padding:16px;border-radius:6px;margin-bottom:16px;\"><h3 style=\"color:#f87171;margin:0 0 12px 0;\">❌ Metrics NOT Currently Captured</h3><p style=\"margin:0 0 12px 0;color:#9ca3af;\">The Anthropic SDK provides these but we don't forward them:</p><table style=\"width:100%;border-collapse:collapse;font-size:0.9em;\"><tr style=\"border-bottom:1px solid #444;\"><th style=\"text-align:left;padding:8px;color:#9ca3af;\">Metric</th><th style=\"text-align:left;padding:8px;color:#9ca3af;\">Source</th><th style=\"text-align:left;padding:8px;color:#9ca3af;\">Value</th></tr><tr style=\"border-bottom:1px solid #333;\"><td style=\"padding:8px;\"><code style=\"background:#3d3d3d;padding:2px 4px;border-radius:2px;\">input_tokens</code></td><td style=\"padding:8px;\">message.usage</td><td style=\"padding:8px;\">Exact input token count</td></tr><tr style=\"border-bottom:1px solid #333;\"><td style=\"padding:8px;\"><code style=\"background:#3d3d3d;padding:2px 4px;border-radius:2px;\">output_tokens</code></td><td style=\"padding:8px;\">message.usage</td><td style=\"padding:8px;\">Exact output token count</td></tr><tr style=\"border-bottom:1px solid #333;\"><td style=\"padding:8px;\"><code style=\"background:#3d3d3d;padding:2px 4px;border-radius:2px;\">cache_read_input_tokens</code></td><td style=\"padding:8px;\">message.usage</td><td style=\"padding:8px;\">Tokens read from cache</td></tr><tr style=\"border-bottom:1px solid #333;\"><td style=\"padding:8px;\"><code style=\"background:#3d3d3d;padding:2px 4px;border-radius:2px;\">cache_creation_input_tokens</code></td><td style=\"padding:8px;\">message.usage</td><td style=\"padding:8px;\">Tokens used to create cache</td></tr><tr style=\"border-bottom:1px solid #333;\"><td style=\"padding:8px;\"><code style=\"background:#3d3d3d;padding:2px 4px;border-radius:2px;\">cost</code></td><td style=\"padding:8px;\">Calculated</td><td style=\"padding:8px;\">USD cost per request</td></tr><tr><td style=\"padding:8px;\"><code style=\"background:#3d3d3d;padding:2px 4px;border-radius:2px;\">model</code></td><td style=\"padding:8px;\">Config</td><td style=\"padding:8px;\">Which Claude model used</td></tr></table></div><div style=\"background:#2d2d2d;padding:16px;border-radius:6px;margin-bottom:16px;\"><h3 style=\"color:#4ade80;margin:0 0 12px 0;\">✅ Metrics We DO Capture</h3><table style=\"width:100%;border-collapse:collapse;font-size:0.9em;\"><tr style=\"border-bottom:1px solid #444;\"><th style=\"text-align:left;padding:8px;color:#9ca3af;\">Category</th><th style=\"text-align:left;padding:8px;color:#9ca3af;\">Fields</th></tr><tr style=\"border-bottom:1px solid #333;\"><td style=\"padding:8px;\">Timing</td><td style=\"padding:8px;\">ttfeMs, spawnMs, workMs, totalMs, compactionDurationMs</td></tr><tr style=\"border-bottom:1px solid #333;\"><td style=\"padding:8px;\">Content (chars)</td><td style=\"padding:8px;\">promptLength, outputLength</td></tr><tr style=\"border-bottom:1px solid #333;\"><td style=\"padding:8px;\">Activity</td><td style=\"padding:8px;\">toolCallCount, hasExternalCalls, hasMcpCalls, hadErrorRecovery</td></tr><tr><td style=\"padding:8px;\">Session</td><td style=\"padding:8px;\">isResumedSession, isFreshSession, hadCompaction</td></tr></table></div><hr style=\"border-color:#444;margin:16px 0;\"><h2 style=\"color:#fff;margin:0 0 16px 0;\">📊 Kontask Timing Display Proposal</h2><div style=\"background:#2d2d2d;padding:16px;border-radius:6px;margin-bottom:16px;\"><h3 style=\"color:#61afef;margin:0 0 12px 0;\">What to Store in Kontask</h3><p style=\"margin:0 0 8px 0;\">Add <code style=\"background:#3d3d3d;padding:2px 6px;border-radius:3px;\">context.turnTiming</code> object:</p><pre style=\"background:#3d3d3d;padding:12px;border-radius:4px;overflow-x:auto;font-size:0.85em;margin:8px 0;\">{\n \"totalMs\": 45200,\n \"ttfeMs\": 3200,\n \"thinkingMs\": 28000,\n \"toolExecutionMs\": 14000,\n \"toolCallCount\": 12,\n \"thinkingPct\": 62,\n \"toolsPct\": 31,\n \"ttfePct\": 7\n}</pre></div><div style=\"background:#2d2d2d;padding:16px;border-radius:6px;margin-bottom:16px;\"><h3 style=\"color:#c678dd;margin:0 0 12px 0;\">Kontask Card Display</h3><p style=\"margin:0 0 12px 0;\">Show a compact timing bar in completed kontask cards:</p><div style=\"background:#3d3d3d;padding:12px;border-radius:4px;\"><div style=\"display:flex;align-items:center;gap:8px;margin-bottom:8px;\"><span style=\"color:#9ca3af;font-size:0.8em;\">⏱️ 45.2s</span><div style=\"flex:1;height:8px;border-radius:4px;overflow:hidden;display:flex;\"><div style=\"width:7%;background:#4ade80;\" title=\"TTFE 7%\"></div><div style=\"width:62%;background:#fbbf24;\" title=\"Thinking 62%\"></div><div style=\"width:31%;background:#60a5fa;\" title=\"Tools 31%\"></div></div><span style=\"color:#9ca3af;font-size:0.8em;\">12 tools</span></div><div style=\"display:flex;gap:12px;font-size:0.75em;color:#6b7280;\"><span><span style=\"color:#4ade80;\">●</span> TTFE</span><span><span style=\"color:#fbbf24;\">●</span> Thinking</span><span><span style=\"color:#60a5fa;\">●</span> Tools</span></div></div></div><div style=\"background:#2d2d2d;padding:16px;border-radius:6px;\"><h3 style=\"color:#9ca3af;margin:0 0 8px 0;\">Implementation Steps</h3><ol style=\"margin:0;padding-left:20px;line-height:1.8;\"><li>Add turnTiming to kontask context when creating OUTPUT kontasks</li><li>Update kontask card template to render timing bar</li><li>Update kontask detail page to show expanded timing</li></ol></div></div>",
"requestedAt": "2026-01-04T03:35:00Z",
"requestId": "d347a906-b137-45d8-a97d-7c7a6d16bcfc",
"choices": [
{
"label": "Add token tracking",
"value": "Implement token count tracking from Claude API (input_tokens, output_tokens, cache metrics)",
"primary": true
},
{
"label": "Add kontask timing",
"value": "Implement kontask timing display in cards and detail pages"
},
{
"label": "Both to backlog",
"value": "Add both features to the backlog for later implementation"
}
]
},
"createdBy": "claude",
"createdAt": "2026-01-03T16:37:10.016Z",
"updatedAt": "2026-01-03T16:37:10.388Z",
"requestId": "d347a906-b137-45d8-a97d-7c7a6d16bcfc",
"scope": "vibetools",
"tags": [
"telemetry",
"kontasks",
"backlog"
],
"targetUser": "claude"
}