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Databases · head to head

DataStax vs Namespace

DataStax logo

DataStax

Databases

The real-time data company for AI applications

From
Free
Free plan
Yes
Visit DataStaxFull review
Namespace logo

Namespace

Developer Tools

The dev platform for the next 100 billion commits

From
Free
Free plan
Yes
Visit NamespaceFull review

The short version

  • Namespace is a developer infrastructure platform.
  • DataStax is free; Namespace starts at $100/mo.
  • Only DataStax lists cassandra Compatible; only Namespace lists GitHub Actions runners.
  • Where Namespace falls short: developer plan is pay-as-you-go only; minimum usage unclear.
  • Prices and features on this page were last checked on 13 November 2026.

Where they differ

Only the attributes on which DataStax and Namespace actually diverge.

Attributes where DataStax and Namespace differ
AttributeDataStaxNamespace
PlatformsWeb, Aws, Azure, GcpWeb, macOS, Windows, Linux
CategoryDatabasesDeveloper Tools

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

Not yet recorded: pricing model for Namespace, founded for Namespace.

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 DataStax

  • Cassandra Compatible
  • Vector Search
  • Serverless
  • Multi-cloud
  • Streaming
  • CDC
  • GraphQL API
  • LangChain

Only in Namespace

  • Devboxes
  • GitHub Actions runners
  • Docker builds
  • Cross-invocation caching
  • NVMe storage
  • High-speed networking
  • Multiple OS support
  • Bazel and Turborepo support

What people use each for

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

DataStax

  • Real-time applicationsnot Namespace
  • Content managementnot Namespace
  • User profilesnot Namespace
  • Mobile backendsnot Namespace
  • Cachingnot Namespace

Namespace

  • Providing AI coding agents with cloud-based development environmentsnot DataStax
  • Accelerating CI builds with faster GitHub Actions runnersnot DataStax
  • Distributing builds across teams with managed infrastructurenot DataStax
  • Scaling development velocity for monorepo organizationsnot DataStax

Where each one falls short

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

DataStax

  • DataStax's own Astra DB documentation states the Enterprise plan is an annual, contract-based plan with negotiated pricing, meaning list prices are not published for that tier
  • DataStax's Astra DB documentation directs Standard plan customers to IBM's watsonx.data pricing for exact consumption-based rates following the DataStax/IBM deal, rather than publishing them on DataStax's own site

Namespace

  • Developer plan is pay-as-you-go only; minimum usage unclear
  • Team plan $100/mo is competitive but usage limits may be tight
  • Devbox pricing separate at $0.004/minute could add up quickly
  • Enterprise plan requires custom sales conversation

Pricing, plan by plan

DataStax

Free
  • FreeFree
    • 5GB storage
    • 40M read/write ops
    • Vector search
  • Pay As You GoFree
    • Usage-based pricing
    • Multi-region
    • Enterprise support

Namespace

Free
  • DeveloperFree
    • Pay-as-you-go
    • On-demand compute
    • Docker builds
  • Team$100/mo
    • 100,000 unit minutes
    • 1,000 Docker builds
    • Everything in Developer
  • Business$250/mo
    • 250,000 unit minutes
    • 2,500 Docker builds
    • Everything in Team
  • EnterpriseOn request
    • Custom compute/Docker build limits
    • Audit log export
    • Enterprise SSO

Which should you pick?

Choose DataStax if

  • You need cassandra compatible.
  • You want to start without paying.
  • You work on Web, Aws, Azure, Gcp.
  • You also want vector search.
DataStax review

Choose Namespace if

  • You need devboxes.
  • You want to start without paying.
  • You work on Web, macOS, Windows, Linux.
  • You also want github actions runners.
Namespace review

Questions people ask

Is DataStax or Namespace better?
Neither clearly leads. DataStax starts at Free and Namespace at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, DataStax or Namespace?
DataStax starts at Free and Namespace at Free.
Does DataStax or Namespace run on more platforms?
DataStax runs on Web, Aws, Azure, Gcp. Namespace runs on Web, macOS, Windows, Linux.
Can I use DataStax for free?
Both have a free tier, so you can try either at no cost before committing.
What is DataStax best used for?
DataStax is most often used for real-time applications, content management, user profiles, mobile backends. Of those, real-time applications and content management are not what Namespace is typically brought in for.
What can DataStax do that Namespace cannot?
DataStax covers Cassandra Compatible, Vector Search, Serverless, Multi-cloud. Namespace covers Devboxes, GitHub Actions runners, Docker builds, Cross-invocation caching.

Answered from the vendors’ own pages

DataStax: Is DataStax available as a managed service?

Yes, DataStax is available as Astra DB, a managed database service. Users can sign up for Astra DB directly to create accounts and access the platform.

Source
Namespace: How is compute usage metered on the Developer plan?

Developer plan uses pay-as-you-go billing. Devboxes bill at $0.004 per minute. Storage and caching services have separate usage-based fees. A 30-day free trial is available to test usage patterns.

Source
DataStax: How is DataStax priced?

DataStax (now part of IBM) does not publish pricing on its documentation homepage. Pricing information would need to be obtained through the Astra DB signup page or by contacting IBM directly.

Source
Namespace: What is the difference between Team and Business plans?

Team ($100/mo) includes 100,000 unit minutes and 1,000 Docker builds with email support. Business ($250/mo) includes 250,000 unit minutes, 2,500 Docker builds, and high concurrency with a dedicated Slack channel.

Source
DataStax: Is there an enterprise licensing option?

DataStax is now part of IBM. Enterprise customers should contact IBM directly for licensing agreements and enterprise-specific pricing.

Source
Namespace: Can Namespace support AI coding agents?

Yes, Namespace Devboxes are specifically designed as feature-rich development environments for AI coding agents, with full tooling and performance optimization.

Source
DataStax: Can I try DataStax without an account?

To use DataStax Astra DB, account creation is required. The documentation does not mention a free trial or demonstration environment that does not require signup.

Source
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