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Arize

Arize AI provides a machine learning observability platform designed to help data scientists and stakeholders understand, debug, and improve their models.

Entry price

$50

AX Pro · /mo + usage

Plans tracked

no add-ons

Pricing changes

Latest Wk 32 '26

Pricing model

Subscription + usage

Free tier available

Pricing Change History

14 changes

202614 changes

Aug 3, 2026

Packaging

Weekly

Arize: Signal issue-detection capped for Free (10/mo) and Pro (25/mo)

Signal automated issue detection changed from unlimited to capped quotas: AX Free now limited to 10 issues/month, AX Pro to 25 issues/month (AX Enterprise remains unlimited)

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Jun 15, 2026

Packaging

Weekly

Arize slashes AX Pro storage from 100 GB to 10 GB

AX Pro included GB shown in comparison table decreased from 100 GB to 10 GB, aligning with the plan card which has consistently shown 10 GB per month. Plan subtitles updated: AX Free → 'Single developer'; AX Pro startup pricing mention removed; AX Enterprise → 'Customized plan'.

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May 4, 2026

Packaging

Weekly

Arize Repositions Phoenix Plan to Target Developer Audience

Phoenix plan tagline updated from 'Small teams and smaller data' to 'Full control for devs', repositioning the product toward developer audience.

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Apr 7, 2026

Improvement

Weekly

Arize drops AzureAD from SSO login provider options

AzureAD removed as an SSO login provider. The 'SSO via' row previously listed Google, AzureAD, and GitHub; it now only lists Google and GitHub.

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Apr 4, 2026

Packaging

Quarterly

Arize slashes AX Pro spans and storage while doubling retention windows

AX Free plan subtitle broadened from 'Single developer' to 'Individuals and startups', expanding the stated target audience. AX Pro included spans halved (100k to 50k/month) and ingestion reduced from 50 GB to 10 GB/month. AX Free and AX Pro retention increased: Free 7 to 15 days, Pro 15 to 30 days.

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Mar 23, 2026

Improvement

Weekly

Arize doubles data retention across Free and Pro plans

AX Free plan retention increased from 7 days to 15 days (2x increase); AX Pro plan retention increased from 15 days to 30 days (2x increase)

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Apr 8, 2026

Packaging

Weekly

Arize slashes AX Pro limits while unlocking unlimited users at $50/mo

AX Pro plan limits reduced at same $50/mo price: trace spans cut from 100k to 50k/month, ingestion volume cut from 50 GB to 10 GB/month, overage pricing ($10/M traces, $3/GB) removed from plan card. AX Pro plan users changed from 'Up to 3 users' to Unlimited at same $50/mo price point.

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Jan 11, 2026

Packaging

Quarterly

Arize Reduces AX Free Plan Trace Spans by 97.5%, Significantly Impacting Monthly Usage Limits

AX Free plan retention decreased from 14 days to 7 days (50% reduction) Arize DB Cloud Connect+ renamed to DataFabric Connect

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Jan 11, 2026

Packaging

Quarterly

Arize Introduces Phoenix Plan: Free Open Source Tier with Unlimited Users and Self-Hosting Options

Support add-on added for Phoenix plan with dedicated support AX Pro storage increased from 10GB to 50 GB per 30 days