Packaging change·Jul 6 → Nov 11, 2025·Q3 2025·AI & Machine Learning
Arize Reduces AX Free Plan Trace Spans by 97.5%, Significantly Impacting Monthly Usage Limits
What changed
Limit decrease
AX Free plan retention decreased from 14 days to 7 days (50% reduction)
Feature change
Co-pilot renamed to Alyx Co-pilot
Limit decrease
AX Pro plan users decreased from up to 5 users to up to 3 users
Feature change
Arize DB Cloud Connect+ renamed to DataFabric Connect
Limit decrease
AX Free plan trace spans decreased from 1M per 14 days to 25k spans per month (97.5% reduction in monthly allowance)
Limit decrease
AX Pro plan retention decreased from 30 days to 15 days (50% reduction)
Limit decrease
AX Pro plan trace spans decreased from 1M trace spans/30 days to 100k spans per month (90% reduction)
Before and after
Jul 6, 2025 vs Nov 11, 2025Pulse.
100%
Change 1 of 8 · capacity decreased
AX Free plan retention decreased from 14 days to 7 days (50% reduction)
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Q2 2025 · Arize Introduces Phoenix Plan: Free Open Source Tier with Unlimited Users and Self-Hosting OptionsArize slashes AX Pro limits while unlocking unlimited users at $50/mo · Week 2, 2026
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