> ## 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.

# Spend Change vs Previous 30d, Amazon Web Services KPI card, Vortex IQ Nerve Centre

> (current 30d spend - previous 30d spend) / previous 30d spend x 100.

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

## At a glance

* **Category:** Spend
* **Type:** Supporting Metrics
* **Chart:** kpi
* **Format:** percent
* **Time window:** 30D vsP

## Calculation

(current 30d spend - previous 30d spend) / previous 30d spend x 100.

## Known limitations

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