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Arize AI vs Luma AI

Arize AI logo

Arize AI

Software

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

From
Free
Rated
-
Full reviewWebsite
Luma AI logo

Luma AI

Software

AI platform for generating video, image, and audio content with brand consistency

From
Free
Rated
-
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.; Luma AI pricing is credit-based, making exact per-video cost hard to predict without testing generation costs.
  • They diverge on capability: Arize AI covers End-to-end tracing, Luma AI covers Ray video generation.

Where they differ

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

Attributes where Arize AI and Luma AI differ
AttributeArize AILuma AI
Pricing modelfreemiumsubscription

Identical on both: starting price (Free), free tier (Yes), platforms (web, api), user rating (Not yet rated), category (Unknown).

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 Luma AI

  • Ray video generation
  • Uni-1 brand intelligence
  • Multimodal generation
  • Agent-based workflows
  • Team collaboration

What people use each for

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

Arize AI

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

Luma AI

  • Generating branded product and advertising video variationsnot Arize AI
  • Storyboarding and character design for agenciesnot Arize AI
  • Automating multi-format content generation with agentsnot Arize AI
  • Maintaining consistent brand visuals across campaignsnot 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.

Luma AI

  • Pricing is credit-based, making exact per-video cost hard to predict without testing generation costs.
  • Team and Enterprise pricing is not published and requires contacting sales.
  • Video length and resolution limits per plan are not detailed on the public pricing page.

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

Luma AI

Free
  • Plus$25/month
    • 10,000 credits/month
    • Luma and third-party models
    • Guest collaboration
  • Pro$75/month
    • 40,000 credits/month
    • 4x Luma Agents usage
  • Ultra$250/month
    • 150,000 credits/month
    • 15x Luma Agents usage
  • Team$undefined/mo
    • Team management
    • Shared credits
    • SSO

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 Luma AI if

  • You need ray video generation.
  • You want to start without paying.
  • You work on web, api.
  • You also want uni-1 brand intelligence.
Luma AI review

Questions people ask

Is Arize AI or Luma AI better?
Neither clearly leads. Arize AI starts at Free and Luma AI at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Arize AI or Luma AI?
Arize AI starts at Free and Luma AI at Free.
Does Arize AI or Luma AI run on more platforms?
Both run on web, api, so platform support will not decide this one for you.
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 Luma AI is typically brought in for.
What can Arize AI do that Luma AI cannot?
Arize AI covers End-to-end tracing, Evaluation framework, Prompt testing and improvement, Alyx AI engineering agent. Luma AI covers Ray video generation, Uni-1 brand intelligence, Multimodal generation, Agent-based workflows.

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
Luma AI: What does Luma AI cost?

Plans start at Plus for $25-30/month (10,000 credits), Pro at $75-90/month (40,000 credits), and Ultra at $250-300/month (150,000 credits), with lower rates on annual billing.

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
Luma AI: How is usage metered?

Generation consumes credits: video costs 4-959 credits per second depending on model and resolution, images cost 1-255 credits each, and audio costs 21-98 credits per minute.

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
Luma AI: Can I save money with annual billing?

Yes, subscribing yearly instead of monthly saves up to 20% across all individual Plus, Pro, and Ultra tiers.

Source
Luma AI: What do Team and Enterprise plans add?

Team adds shared credits, team management, and SSO, while Enterprise adds custom commitments, dedicated training, and fine-tuning; both require contacting sales for pricing.

Source
Luma AI: Does a paid plan allow commercial use?

Yes, the Plus plan and above include commercial usage rights along with guest collaboration access for generated content.

Source
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