observability.fyi
Gr

Grafana Loki

Like Prometheus, but for logs

Score8.5/10
Try Grafana Loki

Pricing

Free / Cloud from $49/mo

Score

8.5/10

APM

4/10

Logging

8.5/10

Overview

What is Grafana Loki?

Loki is a horizontally scalable, highly available, multi-tenant log aggregation system inspired by Prometheus. It indexes only metadata (labels) rather than full text, making it very cost-effective.

Best For

Teams wanting cost-effective log aggregation with Grafana

Pros & Cons

Pros & Cons

Pros

  • Cost-effective (indexes labels only)
  • Native Grafana integration
  • Prometheus-like label system
  • Easy to operate

Cons

  • No full-text indexing
  • Query performance depends on labels
  • Less powerful search than Elasticsearch
Feature Scores

Features

APM
4
Logging
8.5
Infrastructure
7
Alerting
7.5
Integrations
8
Ease of Use
8
Support
7.5
Value for Money
9.5
Pricing

Pricing

Free / Cloud from $49/mo

Verdict

Our Verdict on Grafana Loki

8.5

Score

/10

Grafana Loki earns a strong 8.5/10. Loki is a horizontally scalable, highly available, multi-tenant log aggregation system inspired by Prometheus.