TL;DR - Loki
- Loki is an open-source log aggregation system designed for Grafana
- It indexes metadata instead of full text for cost-effective log storage
- Free and open-source, Cloud version in Grafana Cloud
Pricing: Free forever
Best for: Individuals & startups
Score: 88/100
Pricing Plans
Most Popular
Free
Free
Open source
- Log aggregation
- Label-based
- Grafana native
- Low cost
About Loki
Loki stores logs for Grafana with efficiency. Like Prometheus but for logs—log aggregation designed for cost-effective storage and Grafana integration.
The storage is efficient. The Grafana integration is native. The model matches Prometheus.
Grafana users needing log storage choose Loki for logs that integrate naturally.
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Loki FAQ
Loki is free and open source from Grafana Labs. Grafana Cloud includes a free tier for Loki logs.
Loki is a log aggregation system designed to work with Grafana. Unlike Elasticsearch, it only indexes labels making it much cheaper to run at scale.
Loki is simpler and more cost-effective, indexing only labels. Elasticsearch offers full-text search but costs more. Loki is great for Grafana users who want affordable logging.