> ## 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.

# Top Service by Cost (30d), Amazon Web Services KPI card, Vortex IQ Nerve Centre

> The single largest service by 30d UnblendedCost (service name shown as the card detail).

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

## At a glance

* **Category:** Service Mix
* **Type:** Supporting Metrics
* **Chart:** kpi
* **Format:** currency
* **Time window:** 30D

## Calculation

The single largest service by 30d UnblendedCost (service name shown as the card detail).

## Known limitations

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