> ## Documentation Index
> Fetch the complete documentation index at: https://docs.vortexiq.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Output : Input Token Ratio (30d), Anthropic (Claude) KPI card, Vortex IQ Nerve Centre

> output_tokens / (uncached + cache-read input tokens); generation-heavy vs context-heavy.

**[Nerve Centre KPIs](/nerve-centre/kpi-cards/anthropic) · [Sentiment Settings](/nerve-centre/kpi-cards/anthropic/sentiment)**

## At a glance

* **Category:** Trend
* **Type:** Supporting Metrics
* **Chart:** kpi
* **Format:** number
* **Time window:** 30D

## Calculation

output\_tokens / (uncached + cache-read input tokens); generation-heavy vs context-heavy.

## Known limitations

*Known limitations, FAQs, or reconciliation notes specific to this card. Replace this block when authored.*