> ## 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.

# Forecast Overrun Alert, Amazon Web Services KPI card, Vortex IQ Nerve Centre

> (GetCostForecast month-end Total.Amount - trailing 30d spend) / trailing 30d spend x 100; fires per the ai_spend_trend band when the forecast runs hot.

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

## At a glance

* **Category:** Alerts & Anomaly Detection
* **Type:** Supporting Metrics
* **Chart:** kpi
* **Format:** percent
* **Time window:** RT
* **Alert trigger:** forecast >50% above trailing 30d spend

## Calculation

(GetCostForecast month-end Total.Amount - trailing 30d spend) / trailing 30d spend x 100; fires per the ai\_spend\_trend band when the forecast runs hot.

## Known limitations

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