Grafana Loki
8.9#1 in log management softwareFrom $19 a monthFree planWebAPILinuxSelf-hosted
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| Fact | Grafana Loki | Mezmo |
|---|---|---|
| Deployment options | self-hosted | cloud |
| Free plan | Yes | No |
| Integrations | Official documentation lists Grafana Alloy as the recommended collector and describes OpenTelemetry, Promtail, Fluent Bit, Fluentd, Vector, Logstash and other clients. | Documented ingestion integrations include AWS CloudWatch, Docker, Fluent Bit, Fluentd, GitHub Events, Heroku Logs, OpenTelemetry Exporter, Vercel, and Vector. |
| Live log tailing | Yes | Yes |
| Log pipelines | Yes | Yes |
Loki suits teams that need to aggregate and query application or infrastructure logs and can manage a self-hosted deployment or use Grafana Cloud Logs. Its label-based indexing and LogQL are central considerations for selecting it.
Mezmo suits platform engineering and SRE teams managing telemetry, alerts, incidents, and log pipelines. It fits organizations needing cloud deployment, configurable destinations, and an SRE agent that can run with their own tools and model choice.