---
title: "Resources | Grafana Labs"
description: "Documentation and community links for understanding cardinality"
---

> For a curated documentation index, see [llms.txt](/llms.txt). For the complete documentation index, see [llms-full.txt](/llms-full.txt).

## Documentation

- [Understand metrics usage and cost](/docs/grafana-cloud/cost-management-and-billing/understand-usage-cost/metrics/)
- [Cardinality in Loki](/docs/loki/latest/get-started/labels/cardinality/)
- [Analyze historical metrics cardinality](/docs/grafana-cloud/cost-management-and-billing/analyze-costs/metrics-costs/prometheus-metrics-costs/historical-cardinality/)
- [Live cardinality management dashboards](/docs/grafana-cloud/cost-management-and-billing/analyze-costs/metrics-costs/prometheus-metrics-costs/cardinality-management/)
- [Understand billing and usage learning path](/docs/learning-paths/billing-usage/)

## Community

- [Grafana Community Forums](https://community.grafana.com/)
- [Grafana Slack](https://slack.grafana.com/)