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Cloud · head to head

Flux vs Gravitee

Flux logo

Flux

Cloud

GitOps continuous delivery for Kubernetes

From
Free
Rated
-
Full reviewWebsite
Gravitee logo

Gravitee

APIs

Open source API management platform for event-native APIs

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Flux no user interface of its own: observing what Flux is doing means CLI or a third-party dashboard; Gravitee the entry paid API management tier is $2,500 a month and includes a single production gateway
  • They diverge on capability: Flux covers Git as source of truth, Gravitee covers API Gateway.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Flux and Gravitee actually diverge.

Attributes where Flux and Gravitee differ
AttributeFluxGravitee
Pricing modelOpen source, no licence feefreemium
PlatformsKubernetes, LinuxCloud, On-premise, Kubernetes
CategoryCloudAPIs
FoundedUnknown2015

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Flux

  • Git as source of truth
  • Pull-based delivery
  • Helm and Kustomize support
  • Automated image updates

Only in Gravitee

  • API Gateway
  • Developer Portal
  • Analytics Dashboard
  • Kubernetes
  • Docker
  • Kafka
  • LDAP
  • Cloud support

What people use each for

The jobs each tool is most often brought in to do.

Flux

  • Removing cluster credentials from CI systemsnot Gravitee
  • Keeping many clusters consistent with a single declared statenot Gravitee
  • Automatically correcting configuration drift rather than discovering it laternot Gravitee

Gravitee

  • API gateway and lifecycle managementnot Flux
  • Exposing Kafka event streams as managed APIsnot Flux
  • Protocol mediation between event brokers and clientsnot Flux
  • Self-hosting an open source API gatewaynot Flux
  • Access control and authentication in front of internal APIsnot Flux

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Flux

  • No user interface of its own: observing what Flux is doing means CLI or a third-party dashboard
  • Debugging a stuck reconciliation is harder than reading a pipeline log, because failure is asynchronous
  • Everything must be in Git, which is awkward for secrets and needs a sealed-secrets or external-secrets approach
  • GitOps is a workflow change, not just a tool, and teams used to imperative deploys find the adjustment real

Gravitee

  • The entry paid API management tier is $2,500 a month and includes a single production gateway
  • Event management is priced separately, starting at $1,250 a month for the Comet tier
  • Tiers are gated on gateway and broker counts, so scaling horizontally means moving tier rather than paying incrementally
  • Data logging masking and other enterprise features are withheld from the lowest paid tier
  • 24/7 support requires the top Universe tier

Pricing, plan by plan

Flux

Free
  • FluxFree
    • Full functionality
    • No usage limits
    • Community support

Gravitee

Free
  • CommunityFree
    • API Gateway
    • Basic analytics
    • Community support
  • Enterprise$1500/monthly
    • Advanced features
    • SLA support
    • SSO integration
  • Custom$undefined/monthly
    • Custom deployment
    • Dedicated support
    • Premium SLA

Which should you pick?

Choose Flux if

  • You need git as source of truth.
  • You want to start without paying.
  • You work on Kubernetes, Linux.
  • You also want pull-based delivery.
Flux review

Choose Gravitee if

  • You need api gateway.
  • You want to start without paying.
  • You work on Cloud, On-premise, Kubernetes.
  • You also want developer portal.
Gravitee review

Questions people ask

Is Flux or Gravitee better?
Neither clearly leads. Flux starts at Free and Gravitee at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Flux or Gravitee?
Flux starts at Free and Gravitee at Free.
Does Flux or Gravitee run on more platforms?
Flux runs on Kubernetes, Linux. Gravitee runs on Cloud, On-premise, Kubernetes.
Can I use Flux for free?
Both have a free tier, so you can try either at no cost before committing.
What is Flux best used for?
Flux is most often used for removing cluster credentials from ci systems, keeping many clusters consistent with a single declared state, automatically correcting configuration drift rather than discovering it later. Of those, removing cluster credentials from ci systems and keeping many clusters consistent with a single declared state are not what Gravitee is typically brought in for.
What can Flux do that Gravitee cannot?
Flux covers Git as source of truth, Pull-based delivery, Helm and Kustomize support, Automated image updates. Gravitee covers API Gateway, Developer Portal, Analytics Dashboard, Kubernetes.

Answered from the vendors’ own pages

Flux: Is Flux free?

Yes, open source and CNCF-graduated.

Gravitee: What is Gravitee's pricing model?

Gravitee uses a tiered subscription model with monthly flat pricing. The Planet tier for API Management starts at $2,500/month with one production gateway, while the Comet tier for Event Management starts at $1,250/month.

Source
Flux: Flux or Argo CD?

Both implement GitOps. Argo CD ships a strong web UI and is often preferred for visibility; Flux is more modular and composes as controllers, which suits platform teams.

Gravitee: Are there hidden fees with Gravitee?

No. Gravitee explicitly states there are no hidden fees, and all tiers include unlimited users and unlimited APIs under management.

Source
Flux: Why is pull-based safer?

Because the cluster reaches out to Git rather than CI reaching into the cluster. No external system needs write credentials to production.

Gravitee: What does higher tier pricing include in Gravitee?

Higher tiers add more production gateways, enterprise plugins, and enhanced support levels ranging from Gold to Platinum/Diamond support.

Source
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