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AI · head to head

Arize AI vs ElevenLabs

Arize AI logo

Arize AI

AI

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

From
Free
Rated
-
Full reviewWebsite
ElevenLabs logo

ElevenLabs

AI

AI voice generation and cloning platform

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.; ElevenLabs number pronunciation errors: '200000' reads as 'twenty thousand thousand' instead of '200,000'
  • They diverge on capability: Arize AI covers End-to-end tracing, ElevenLabs covers Text-to-speech.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

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

Attributes where Arize AI and ElevenLabs differ
AttributeArize AIElevenLabs
Pricing modelfreemiumUnknown
FoundedUnknown2022

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

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 ElevenLabs

  • Text-to-speech
  • Voice cloning
  • 29 languages
  • Emotion control
  • API access
  • Speech-to-speech
  • Dubbing
  • Web support

What people use each for

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

Arize AI

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

ElevenLabs

  • ai tools managementnot Arize AI
  • Workflow automationnot Arize AI
  • Reportingnot 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.

ElevenLabs

  • Number pronunciation errors: '200000' reads as 'twenty thousand thousand' instead of '200,000'
  • Voice cloning requires professional-grade audio quality; no upfront guidance on technical requirements
  • Email-only support with 5-14 day response times for complex issues; no phone support
  • Pricing unpredictability: actual usage often exceeds advertised estimates due to regenerations needed for quality

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

ElevenLabs

Free
  • FreeFree
    • 10,000 characters/month
    • 3 custom voices
    • Text-to-speech, speech-to-text access
  • Starter$5/month
    • 30,000 characters/month
    • Commercial license
    • Instant voice cloning
  • Creator$22/month
    • 121,000 characters/month
    • Professional voice cloning
    • Dubbing studio access
  • Pro$99/month
    • 600,000 characters/month
    • Unlimited voice cloning
    • 60-minute extended audio generation

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 ElevenLabs if

  • You need text-to-speech.
  • You want to start without paying.
  • You work on Web, Api.
  • You also want voice cloning.
ElevenLabs review

Questions people ask

Is Arize AI or ElevenLabs better?
Neither clearly leads. Arize AI starts at Free and ElevenLabs at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Arize AI or ElevenLabs?
Arize AI starts at Free and ElevenLabs at Free.
Does Arize AI or ElevenLabs run on more platforms?
Arize AI runs on web, api. ElevenLabs runs on Web, Api.
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 ElevenLabs is typically brought in for.
What can Arize AI do that ElevenLabs cannot?
Arize AI covers End-to-end tracing, Evaluation framework, Prompt testing and improvement, Alyx AI engineering agent. ElevenLabs covers Text-to-speech, Voice cloning, 29 languages, Emotion control.

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
ElevenLabs: Does the free plan include commercial usage rights?

No. The free plan provides 10,000 characters monthly and access to 3 custom voices, but excludes commercial license. Commercial usage rights are only available on paid Starter plan ($5/month) and above.

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
ElevenLabs: How many languages does ElevenLabs support?

ElevenLabs supports voice generation in 32+ languages. Professional Voice Cloning (PVC) allows you to create a digital replica of your voice that works across these 32+ languages while maintaining emotional register and prosody.

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
ElevenLabs: What are the requirements for voice cloning?

Professional voice cloning requires high-quality audio with RMS between -23dB to -18dB, no background noise, consistent microphone distance, and proper compression. Without meeting these technical requirements, the cloned voice sounds robotic or distorted. ElevenLabs does not disclose these requirements upfront.

Source
ElevenLabs: How is pricing calculated?

ElevenLabs uses a credit-based system where monthly character limits determine your plan. Free plan has 10,000 characters/month. Starter tier ($5/month) provides 30,000 characters. Creator ($22/month) includes 121,000 credits. Annual billing offers approximately 17% savings (2 free months equivalent).

Source
ElevenLabs: What happens if I exceed my monthly character limit?

Exceeding your monthly quota requires upgrading to a higher plan. Users report pricing unpredictability, with actual usage averaging 220-280 credits per 1,000 characters when accounting for regenerations, often exceeding advertised usage estimates.

Source
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