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Developer Tools · head to head

Helm vs Vespa

H

Helm

Developer Tools

The package manager for Kubernetes

From
Free
Free plan
Yes
Visit HelmFull review
Vespa logo

Vespa

Databases

Distributed AI search platform for retrieval, ranking, and inference

From
Free
Free plan
Yes
Visit VespaFull review

The short version

  • Helm is a Kubernetes package manager, licensed Apache 2; Vespa is an open-source distributed serving engine.
  • Both are free.
  • Where Vespa falls short: pricing not publicly listed, requires contacting sales.
  • Prices and features on this page were last checked on 13 November 2026.

Where they differ

Only the attributes on which Helm and Vespa actually diverge.

Attributes where Helm and Vespa differ
AttributeHelmVespa
Pricing modelOpen-sourceContact-sales
PlatformsWebWeb, Self-hosted
CategoryDeveloper ToolsDatabases

Identical on both: starting price (Free), free tier (Yes).

Not yet recorded: founded for Helm.

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 Helm

Nothing recorded that Vespa does not also cover.

Only in Vespa

  • Vector search
  • Text and structured search
  • Machine-learned ranking
  • Real-time serving
  • SQL interface
  • Automatic scaling
  • Open-source

What people use each for

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

Helm

  • Kubernetes package manager and deployment toolnot Vespa

Vespa

  • Build RAG systems with semantic search over documentsnot Helm
  • Power e-commerce search with ML rankingnot Helm
  • Create recommendation engines for personalizationnot Helm
  • Implement real-time search for news or feedsnot Helm
  • Deploy private semantic search over sensitive datanot Helm

Where each one falls short

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

Helm

  • Contributors must sign commits under the Developer Certificate of Origin to have them accepted, per helm.sh, a process requirement not all Kubernetes tools impose

Vespa

  • Pricing not publicly listed, requires contacting sales
  • Steeper learning curve compared to simpler search tools
  • Operational complexity for self-hosted deployments
  • Smaller ecosystem compared to cloud-native alternatives

Pricing, plan by plan

Helm

Free

No published plan breakdown. See the Helm review.

Vespa

Free

No published plan breakdown. See the Vespa review.

Which should you pick?

Choose Helm if

  • You want to start without paying.
Helm review

Choose Vespa if

  • You need vector search.
  • You want to start without paying.
  • You work on Web, Self-hosted.
  • You also want text and structured search.
Vespa review

Questions people ask

Is Helm or Vespa better?
Neither clearly leads. Helm starts at Free and Vespa at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Helm or Vespa?
Helm starts at Free and Vespa at Free.
Does Helm or Vespa run on more platforms?
Helm runs on Web. Vespa runs on Web, Self-hosted.
Can I use Helm for free?
Both have a free tier, so you can try either at no cost before committing.
What is Helm best used for?
Helm is most often used for kubernetes package manager and deployment tool. Of those, kubernetes package manager and deployment tool is not what Vespa is typically brought in for.
What can Helm do that Vespa cannot?
Vespa covers Vector search, Text and structured search, Machine-learned ranking, Real-time serving.

Answered from the vendors’ own pages

Helm: How much does Helm cost?

Helm is free and open-source. It is a graduated project in the Cloud Native Computing Foundation (CNCF) with no commercial pricing model.

Source
Vespa: Is Vespa open-source?

Yes, Vespa is open-source under the Apache 2.0 license. The code is available on GitHub, and you can self-host or use the managed cloud service.

Source
Vespa: What latency can Vespa achieve?

Vespa is designed for sub-100 millisecond latencies with thousands of queries per second, suitable for real-time search and recommendation applications.

Source
Vespa: Does Vespa support vector search?

Yes, Vespa provides native vector search capabilities alongside text, structured data, and tensor operations for building comprehensive search and AI applications.

Source
Vespa: What is the pricing model for Vespa Cloud?

Vespa Cloud pricing is not publicly listed and requires contacting their sales team to discuss your specific use case and scale requirements.

Source
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