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AI · head to head

Arize AI vs Scaleway

Arize AI logo

Arize AI

AI

AI engineering platform for observability and evaluation of agents and LLM apps

From
Free
Free plan
Yes
Full reviewWebsite
Scaleway logo

Scaleway

Cloud

European cloud for developers

From
Free
Free plan
Yes
Full reviewWebsite

The short version

  • Each has a real cost: Arize AI the free plan caps trace spans at 25,000 per month with only 15 days of retention.; Scaleway no free tier or trial period mentioned on homepage
  • They diverge on capability: Arize AI covers End-to-end tracing, Scaleway covers Virtual Instances.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Arize AI and Scaleway actually diverge.

Attributes where Arize AI and Scaleway differ
AttributeArize AIScaleway
Pricing modelfreemiumusage-based
Platformsweb, apiWeb, Api, Cli
CategoryAICloud
FoundedUnknown1999

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 Arize AI

  • End-to-end tracing
  • Evaluation framework
  • Prompt testing and improvement
  • Alyx AI engineering agent
  • Custom dashboards
  • Data warehouse integrations

Only in Scaleway

  • Virtual Instances
  • Bare Metal
  • Kubernetes Kapsule
  • Object Storage
  • Serverless Functions
  • Managed Databases
  • Container Registry
  • Load Balancer

What people use each for

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

Arize AI

  • Tracing and debugging production AI agentsnot Scaleway
  • Running large-scale evaluations across traces and sessionsnot Scaleway
  • Improving prompts before production rolloutnot Scaleway
  • Storing and querying GenAI traces alongside a data warehousenot Scaleway

Scaleway

  • Web hostingnot Arize AI
  • Container orchestrationnot Arize AI
  • Development environmentsnot Arize AI
  • Data storagenot Arize AI

Where each one falls short

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

Arize AI

  • The free plan caps trace spans at 25,000 per month with only 15 days of retention.
  • Self-hosted deployment and Data Fabric integration are restricted to the custom-priced Enterprise tier.
  • Pricing beyond the $50/month Pro plan requires a custom quote, making cost planning less transparent at scale.
  • Advanced compliance features like HIPAA are only available on Enterprise.

Scaleway

  • No free tier or trial period mentioned on homepage
  • Specific pricing requires navigating to individual product category pages
  • Base pricing starts at 4.99 EUR per month but varies significantly by service type

Pricing, plan by plan

Arize AI

Free
  • AX FreeFree
    • 25k trace spans/month
    • 1 GB storage/month
    • 15-day retention
  • AX Pro$50/month
    • 50k trace spans/month
    • 10 GB storage/month
    • 30-day retention
  • AX Enterprise$undefined/mo
    • Custom trace spans, storage, and retention
    • SaaS or self-hosted deployment
    • Managed agents and Data Fabric

Scaleway

Free
  • DEV1-S$7.99/month
    • 2 vCPU
    • 2GB RAM
    • 20GB SSD

Which should you pick?

Choose Arize AI if

  • You need end-to-end tracing.
  • You want to start without paying.
  • You work on web, api.
  • You also want evaluation framework.
Arize AI review

Choose Scaleway if

  • You need virtual instances.
  • You want to start without paying.
  • You work on Web, Api, Cli.
  • You also want bare metal.
Scaleway review

Questions people ask

Is Arize AI or Scaleway better?
Neither clearly leads. Arize AI starts at Free and Scaleway at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Arize AI or Scaleway?
Arize AI starts at Free and Scaleway at Free.
Does Arize AI or Scaleway run on more platforms?
Arize AI runs on web, api. Scaleway runs on Web, Api, Cli.
Can I use Arize AI for free?
Both have a free tier, so you can try either at no cost before committing.
What is Arize AI best used for?
Arize AI is most often used for tracing and debugging production ai agents, running large-scale evaluations across traces and sessions, improving prompts before production rollout, storing and querying genai traces alongside a data warehouse. Of those, tracing and debugging production ai agents and running large-scale evaluations across traces and sessions are not what Scaleway is typically brought in for.
What can Arize AI do that Scaleway cannot?
Arize AI covers End-to-end tracing, Evaluation framework, Prompt testing and improvement, Alyx AI engineering agent. Scaleway covers Virtual Instances, Bare Metal, Kubernetes Kapsule, Object Storage.

Answered from the vendors’ own pages

Arize AI: What does Arize AX cost?

Arize AX offers a free plan, a Pro plan at $50/month, and a custom-priced Enterprise plan, with pricing based on trace spans, storage, and retention needs.

Source
Scaleway: Does Scaleway have a free tier?

Scaleway does not mention a free tier or trial period on its pricing or homepage. Users must select specific services to see rates.

Source
Arize AI: Is there a free plan, and what are its limits?

The AX Free plan includes 25,000 trace spans and 1 GB of storage per month with 15-day retention, plus unlimited users, evaluations, and experiments.

Source
Scaleway: What is Scaleway's pricing model?

Scaleway uses transparent, usage-based pricing that varies by service. Different categories (bare metal, compute, AI, storage, network) have separate pricing. Dedibox servers start at 4.99 EUR per month.

Source
Arize AI: What deployment options are available?

Free and Pro plans are SaaS-only, while Enterprise customers can choose SaaS or self-hosted deployment with custom SLAs.

Source
Scaleway: How does Scaleway billing work?

Scaleway emphasizes transparent, predictable billing where customers know exactly what they'll pay. Users must select products and view pricing within each category.

Source
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