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Grafana k6

Open sourceUpdated recentlyPricing may have changed — not yet verified

Scriptable load testing in JavaScript with thresholds, clouds and Grafana integration.

by Grafana Labs · Primary workflow: Protocol-level load and performance testing in CI or cloud

not
scored

No verified editorial score yet. Scores appear only after documented evaluation.

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What it is

k6 generates load using JavaScript test scripts executed by a Go engine, producing reliable throughput with a developer-friendly API. Thresholds encode SLO-style pass/fail criteria; k6 Cloud extends distribution and dashboards.

Editorial basis: vendor documentation and public information reviewed by our editors; written originally for this catalog. Hands-on testing has not yet been performed. Last editorial update 2026-08-26.

Editorial assessment

Best for
  • Engineering teams codifying performance budgets
  • API load tests gated in CI
Not ideal for
  • Browser-rendering-heavy load simulation without extensions
  • Record/replay-centric testers
Strengths
  • Thresholds turn performance into pass/fail gates
  • Great CLI ergonomics and OSS core
Limitations
  • JS scripting model differs from GUI recorders
  • Cloud features are paid

Hands-on evidence

Vendor information reviewed; hands-on testing not yet completed.

Vendor information reviewed; hands-on testing not yet completed.

When we test this tool ourselves, this section will document the test date, exact scenario, setup experience, example output, integration result and discovered limitations — with reproducibility notes so you can replicate it.

Read our evidence policy →

Pricing

  • Open source

    FreeUnverified

  • k6 Cloud

    Usage-based; verify current pricing

    See vendorUnverified

Pricing reflects publicly listed information at research time and is marked unverified until an editor re-checks the vendor’s pricing page. Always confirm on the official site.

Integrations & compatibility

TypeScriptJavaScriptGitHub ActionsGitLab CIDockerKubernetes
Deployment
CLI, Self-hosted CI, Cloud
Platforms
Windows, macOS, Linux
Languages / SDKs
JavaScript
API available
Yes
Learning curve
Moderate
Documentation quality
EXCELLENT
Team fit
Solo, Small team, Mid-size, Enterprise
Support
See vendor

Vendor response

Vendors can respond to listings and reviews through the vendor portal. Responses are moderated and labeled. No response has been received for this listing yet.