Arize slashes AX Pro limits while unlocking unlimited users at $50/mo
What happened
Between the Dec 29, 2025 and Jan 5, 2026 captures of Arize's pricing page, Pulse recorded 2 changes: 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. Pulse files it as a packaging change (limit decrease, limit increase) with a downward direction. Pulse's latest capture (Aug 3, 2026) lists AX Pro at $50.
Arize's previous recorded change was "Arize Increases AX Pro Plan User Limit to Unlimited, Enhancing Collaboration Despite Reduced Ingestion and Trace Span Capacity" (Jan 11, 2026). Before that Pulse recorded "Arize Reduces AX Free Plan Trace Spans by 97.5%, Significantly Impacting Monthly Usage Limits" (Q3 2025). Arize has been tracked since 2023-12-02.
In the same window Datadog, New Relic, Dynatrace, Grafana and Elastic also changed their AI & Machine Learning pricing pages. Those moves are listed further down, and the Pulse Agent can compare them side by side.
- AX Pro · Limit−50%100k50k/month
- AX Pro · LimitChanged'Up3 users' to Unlimited
| Plan | Field | Before | After | Change |
|---|---|---|---|---|
| AX Pro | Limit | 100k | 50k/month | −50% |
| AX Pro | Limit | 'Up | 3 users' to Unlimited | Changed |
Values as written on Arize's public pricing page in the two captures Pulse compared; where the page states no number, the cells give the wording before and after.
Evidence
The two captures Pulse comparedFull-page captures of Arize's pricing page (arize.com) from Dec 29, 2025 and Jan 5, 2026; the change is marked near the top of the page, where ax pro limit reads 100k and then 50k/month.
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The two full-page captures with this change marked up are free with an account.
Arize, the last 90 days
Full history- Apr 7, 2026improvedArize drops AzureAD from SSO login provider options
- Apr 4, 2026packagingArize slashes AX Pro spans and storage while doubling retention windows
- Mar 23, 2026improvedArize doubles data retention across Free and Pro plans
- Week 2, 2026packagingArize slashes AX Pro limits while unlocking unlimited users at $50/mo · this change
- Jan 11, 2026improvedArize Increases AX Pro Plan User Limit to Unlimited, Enhancing Collaboration Despite Reduced Ingestion and Trace Span Capacity
- Q3 2025packagingArize Reduces AX Free Plan Trace Spans by 97.5%, Significantly Impacting Monthly Usage Limits
Across AI & Machine Learning in the same window
All AI & Machine Learning changes- DatadogApr 8Datadog launches Data Observability at $16/table/mo
- New RelicApr 3New Relic Expands Integration Marketplace to Over 780 Connections
- DynatraceApr 3Dynatrace rebrands Davis AI as Dynatrace Intelligence, overhauls pricing page
- GrafanaApr 3Grafana Splits Log Pricing Into Three Stages, Cuts Kubernetes Costs 33%
- ElasticJan 21Elastic Introduces AI Assistant for Generative AI in Enterprise Plan, Enhancing Observability Features
Questions about this change
Did Arize raise prices in January 2026?
No list-price increase was recorded between Dec 29, 2025 and Jan 5, 2026. The change Pulse detected was a packaging change: limit decrease, limit increase.
What changed on Arize's pricing page between Dec 29, 2025 and Jan 5, 2026?
AX Pro limit: 100k → 50k/month (−50%); AX Pro limit: 'Up → 3 users' to Unlimited, changed. Pulse compared the captures it took on Dec 29, 2025 and Jan 5, 2026; the before/after table above lists each item as written on the page.
How often does Arize change its pricing?
Pulse recorded 1 other pricing-page change for Arize in the 90 days before this one; the previous change was "Arize Increases AX Pro Plan User Limit to Unlimited, Enhancing Collaboration Despite Reduced Ingestion and Trace Span Capacity" on Jan 11, 2026; Arize has been tracked since 2023-12-02.