Prometheus Blackbox Exporter

Tests external services and endpoints across multiple protocols to monitor their availability and responsiveness.

Also known as
prometheus-blackbox-exporter

What is Prometheus Blackbox Exporter?

Blackbox Exporter performs endpoint verification using HTTP, HTTPS, DNS, TCP, ICMP, and gRPC protocols, exposing probe results as metrics for integration with Prometheus monitoring systems. It supports TLS authentication, configuration-based operation, and can be deployed via Docker containers or standalone binaries.

Independently observed

Prometheus Blackbox Exporter pricing

We don't have Prometheus Blackbox Exporter's full plan breakdown yet (its pricing page resisted automated reading). Here's what we could confirm. Always check live pricing for exact numbers.

What Prometheus Blackbox Exporter does

The capabilities that matter for api monitoring, normalised so it lines up with every alternative. “-” means we haven't confirmed it, not that it's missing.

Capabilities
Multi region probes
-
Private location agent
-
Status page hosting
-
Json schema assertions
-
Monitoring as code
✓
Multistep API flows
-
Heartbeat deadmans switch
-
Self hostable
✓
Independently observed

Platform & deployment

Independently observed
Platforms
  • CLI
  • Linux
  • Windows
Deployment
  • Self-hosted

Integrations (1)

Independently observed
  • Prometheus

Security & compliance

Known vulnerabilities: 1 (0 in the last 12 months), max severity HIGH sourcea count reflects scale & disclosure, not quality

Prometheus Blackbox Exporter FAQ

Common questions about Prometheus Blackbox Exporter, answered from independent, dated evidence.

What is Prometheus Blackbox Exporter?

An open-source exporter for Prometheus that monitors the health and responsiveness of network services by sending test requests over HTTP, HTTPS, DNS, TCP, ICMP, and gRPC protocols. Results are exposed as metrics for collection by Prometheus. It is indexed under API Monitoring.

Source: https://github.com/pricing

Is Prometheus Blackbox Exporter free to use?

Prometheus Blackbox Exporter is open source, so it can be self-hosted and used at no licence cost. It is released under the Apache-2.0 licence. Pricing changes often, so verify at source before relying on it.

Source: https://github.com/pricing

What platforms does Prometheus Blackbox Exporter support?

Prometheus Blackbox Exporter supports Linux and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.

Source: https://github.com/pricing

Can Prometheus Blackbox Exporter be self-hosted?

Yes. Prometheus Blackbox Exporter can be deployed self-hosted, so it does not have to run on the vendor's infrastructure.

Source: https://github.com/pricing

Is Prometheus Blackbox Exporter open source?

Yes. Prometheus Blackbox Exporter is published under the Apache-2.0 licence, a permissive licence that generally allows commercial use and modification. Licence terms can change between releases, so verify against the repository for the version you intend to use.

Source: https://github.com/prometheus/blackbox_exporter

Prometheus Blackbox Exporter alternatives

Other api monitoring we track, ranked by the same independent score.

All Prometheus Blackbox Exporter alternatives, ranked →

Compare Prometheus Blackbox Exporter

Side by side against other api monitoring, attribute by attribute, with a source on every value.

Independent · unbought · dated

The vioscaleAI score: one lens on the evidence

Not user reviews and not a paid placement: a confidence-weighted blend of the independent signals below (adoption, activity, security posture, and more), which you can sort and re-weight yourself. Vendors can correct their listing but can never move their rank, and stars are weighted low as a vanity metric. It is one way to read the evidence for Prometheus Blackbox Exporter, not the verdict.

Balanced composite 40 / 100
medium · 53%
Signal contributions to the composite score
SignalScoreWeightContributionEvidence
Development activity430.094.0✓
Capabilities460.062.9✓
Security score690.042.9✓
Stars710.031.8✓
Release cadence320.051.6✓
Dependent projects210.061.3✓
Integrations90.070.6✓
Security posture00.120.0-
Package downloads00.140.0-
Developer Q&A activity00.060.0-

Computed . Re-weight it by intent, or see the full method.

All data & sourcesshow ↓

Every value we hold, with its source, retrieval date, and confidence. This is the evidence behind the score: don't trust it, verify it.

Activity

AttributeValueEvidence
Commits last 30d22mediumsource · 2026-10-14 · 65%

Adoption

AttributeValueEvidence
Github stars5,896highsource · 2026-10-14 · 90%
Dependent repos17highsource · 2026-10-14 · 85%

Content

AttributeValueEvidence
Faq5 itemsmediumsource · 2026-09-10 · 67%

Features

AttributeValueEvidence
CapabilitiesSelf hostable, Monitoring as codemediumsource · 2026-10-14 · 60%

Integrations

AttributeValueEvidence
Count1mediumsource · 2026-08-17 · 60%

Language

AttributeValueEvidence
PrimaryGohighsource · 2026-10-14 · 90%

License

AttributeValueEvidence
SpdxApache-2.0highsource · 2026-10-14 · 95%

Pricing

AttributeValueEvidence
Free tierYesmediumsource · 2026-09-13 · 60%
Price levelfreemediumsource · 2026-10-14 · 60%
TransparentYesmediumsource · 2026-08-17 · 60%
Modelopen_sourcemediumsource · 2026-10-14 · 60%

Release

AttributeValueEvidence
Cadence days123mediumsource · 2026-10-14 · 70%
History20 itemsmediumsource · 2026-10-14 · 70%

Security

AttributeValueEvidence
Scorecard6.9highsource · 2026-10-14 · 90%
VulnerabilitiesCount: 1 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fprometheus%2Fblackbox_exporter&per_page=100 · Last 12m: 0 · Max severity: HIGHhighsource · 2026-10-14 · 90%
Trust centerhttps://github.com/securitymediumsource · 2026-10-14 · 60%
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