Comparison

Mezmo vs OpenObserve

On the evidence we track, Mezmo leads this comparison with a composite score of 82/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Mezmo full profile →OpenObserve full profile →

Machine formatsJSON Markdown GraphQLor send Accept: application/json

★Mezmo82

OpenObserve61

Attribute comparison across 2 tools
Attribute	MezmoLeader	OpenObserve
Vioscale score	82 / 100medium · 73%	61 / 100medium · 72%
Pricing
Free tierpricing.free_tier	✓	✓
Modelpricing.model	freemium	freemium
Price levelpricing.price_level	low	low
Transparentpricing.transparent	✓	✓
Integrations
Countintegrations.count	4	9
Security
Gdprsecurity.gdpr	✓	✓
Hipaasecurity.hipaa	✓	-
Iso27001security.iso27001	✓	-
Pcisecurity.pci	✓	-
Soc2security.soc2	✓	✓
Vulnerabilitiessecurity.vulnerabilities	-	Count: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fopenobserve%2Fopenobserve&per_page=100 · Last 12m: 0
Reliability
Sla pctreliability.sla_pct	99.9	99.9
Status pagereliability.status_page	✓	✓
Adoption
Dependent reposadoption.dependent_repos	-	0
Github starsadoption.github_stars	-	21,485
Package downloads weeklyadoption.package_downloads_weekly	-	187
Activity
Commits last 30dactivity.commits_last_30d	-	100
Release
Cadence daysrelease.cadence_days	-	4
Historyrelease.history	-	20 items
License
Spdxlicense.spdx	-	AGPL-3.0
Language
Primarylanguage.primary	-	TypeScript
Market
Availabilitymarket.availability	Available worldwide · HQ US	Available worldwide

Score

Vioscale score

Mezmo82 / 100medium · 73%

OpenObserve61 / 100medium · 72%

Pricing

Free tier

Mezmo✓

OpenObserve✓

Model

Mezmofreemium

OpenObservefreemium

Price level

Mezmolow

OpenObservelow

Transparent

Mezmo✓

OpenObserve✓

Integrations

Count

Mezmo4

OpenObserve9

Security

Gdpr

Mezmo✓

OpenObserve✓

Hipaa

Mezmo✓

OpenObserve–

Iso27001

Mezmo✓

OpenObserve–

Pci

Mezmo✓

OpenObserve–

Soc2

Mezmo✓

OpenObserve✓

Vulnerabilities

Mezmo–

OpenObserveCount: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fopenobserve%2Fopenobserve&per_page=100 · Last 12m: 0

Reliability

Sla pct

Mezmo99.9

OpenObserve99.9

Status page

Mezmo✓

OpenObserve✓

Adoption

Dependent repos

Mezmo–

OpenObserve0

Github stars

Mezmo–

OpenObserve21,485

Package downloads weekly

Mezmo–

OpenObserve187

Activity

Commits last 30d

Mezmo–

OpenObserve100

Release

Cadence days

Mezmo–

OpenObserve4

History

Mezmo–

OpenObserve20 items

License

Spdx

Mezmo–

OpenObserveAGPL-3.0

Language

Primary

Mezmo–

OpenObserveTypeScript

Market

Availability

MezmoAvailable worldwide · HQ US

OpenObserveAvailable worldwide

Capabilities

Feature-by-feature on the axes that matter for log management software. “-” means undocumented, not absent.

Capability comparison for Log Management Software
Capability	Mezmo	OpenObserve
Core
Pipeline role	End-to-end platform	Backend
Search
Full-text log search	-	✓
Live tail / stream	✓	-
Processing
Structured parsing	✓	✓
PII redaction at ingest	✓	-
Ops
Log-based alerting	✓	✓
Dashboards / visualisation	✓	✓
Storage
Retention tiering	-	✓
Object-store columnar backend	-	✓
Interop
OpenTelemetry logs	Native	Native
Query language	Telemetry Pipeline configuration language	SQL, PromQL, VRL
Deployment
Hosting	Cloud + self-hosted	Cloud + self-hosted

Core

Pipeline role

MezmoEnd-to-end platform

OpenObserveBackend

Full-text log search

Mezmo-

OpenObserve✓

Live tail / stream

Mezmo✓

OpenObserve-

Processing

Structured parsing

Mezmo✓

OpenObserve✓

PII redaction at ingest

Mezmo✓

OpenObserve-

Ops

Log-based alerting

Mezmo✓

OpenObserve✓

Dashboards / visualisation

Mezmo✓

OpenObserve✓

Storage

Retention tiering

Mezmo-

OpenObserve✓

Object-store columnar backend

Mezmo-

OpenObserve✓

Interop

OpenTelemetry logs

MezmoNative

OpenObserveNative

Query language

MezmoTelemetry Pipeline configuration language

OpenObserveSQL, PromQL, VRL

Deployment

Hosting

MezmoCloud + self-hosted

OpenObserveCloud + self-hosted

What each one is

The product in its own terms, so the numbers below have context.

Mezmo

Leader

Mezmo provides an intelligent control plane and telemetry processing system that enables SRE teams to deploy reliable AI-powered agents in production environments. It processes logs, metrics, and traces in real-time with built-in governance, compliance, and cost optimization while maintaining data control across cloud and on-premises deployments.

Independently observed

OpenObserve

A cost-effective, full-stack observability solution that ingests and monitors logs, traces, metrics, and real-user monitoring data with native OpenTelemetry support. Available as a managed cloud service or self-hosted open-source deployment, using compression and columnar storage to dramatically reduce infrastructure costs.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Mezmo

Leader

Usage-basedFree tier

Metered billing with pay-per-GB pricing; free trial available

as of 2026-08-14verify ↗

OpenObserve

from $0.01/moHybridFree tier

Free open-source tier; cloud at $0.50/GB ingestion with flat-rate model (no per-host, per-pod, or per-session meters).

Cloud$0.50/GB ingestion, $0.01/GB query scan
- Full-stack observability
- Logs, metrics, traces, RUM
- SQL and PromQL query support
- Retention included
- Multi-tenancy
- +1 more
Self-Hosted Open SourceFree
- Unlimited ingestion
- OpenTelemetry native
- Full platform access
- Community support
Self-Hosted EnterpriseContact sales
- SSO with custom auth providers
- Role-based access control
- Higher performance
- Commercial support

as of 2026-08-13verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platform and deployment support comparison
Supports	Mezmo	OpenObserve
WebPlatforms	✓	✓
CLIPlatforms	✓	✓
Cloud / SaaSDeployment	✓	✓
Self-hostedDeployment	✓	✓
On-premiseDeployment	✗	✓
HybridDeployment	✓	✓

Platforms

Web

Mezmo✓

OpenObserve✓

CLI

Mezmo✓

OpenObserve✓

Deployment

Cloud / SaaS

Mezmo✓

OpenObserve✓

Self-hosted

Mezmo✓

OpenObserve✓

On-premise

Mezmo✗

OpenObserve✓

Hybrid

Mezmo✓

OpenObserve✓

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

In common (1)

OpenTelemetry

Mezmo

Leader

4 total - 3 not shared

Splunk
Datadog
Harness

Independently observed

OpenObserve

9 total - 8 not shared

Prometheus
SQL
PromQL
Apache Parquet
Amazon S3
Google Cloud Storage
Azure Blob Storage
MinIO

Independently observed

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.