Softwr

AI · head to head

Arize AI vs Rootly

Arize AI logo

Arize AI

AI

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

From
Free
Rated
-
Full reviewWebsite
Rootly logo

Rootly

Logging

AI-native incident management with automation, on-call, and root cause analysis

From
$20/user-month
Rated
-
Full reviewWebsite

The short version

  • Only Arize AI has a free tier, so it costs nothing to try first.
  • Each has a real cost: Arize AI the free plan caps trace spans at 25,000 per month with only 15 days of retention.; Rootly pricing higher than some competitors for basic features
  • They diverge on capability: Arize AI covers End-to-end tracing, Rootly covers AI SRE automation.

Where they differ

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

Attributes where Arize AI and Rootly differ
AttributeArize AIRootly
Starting priceFree$20/user-month
Pricing modelfreemiumsubscription
Free tierYesNo
Platformsweb, apiWeb, Mobile, Slack, Microsoft Teams
CategoryAILogging
FoundedUnknown2020

Identical on both: user rating (Not yet rated).

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 Rootly

  • AI SRE automation
  • Alert routing
  • On-call management
  • Incident response
  • Call routing
  • AI meeting bot
  • Status pages

What people use each for

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

Arize AI

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

Rootly

  • Automate on-call and incident response workflowsnot Arize AI
  • Run root cause analysis with AI assistancenot Arize AI
  • Track and improve Mean Time to Mitigation (MTTR)not Arize AI
  • Coordinate response across distributed teamsnot Arize AI
  • Learn from post-incident retrospectivesnot 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.

Rootly

  • Pricing higher than some competitors for basic features
  • AI SRE features require separate contact-sales engagement
  • Learning curve for advanced automation features
  • Per-user pricing increases costs as team grows

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

Rootly

$20/user-month
  • Incident Response Essentials$20/user-month
    • Response with Slack integration
    • @Rootly AI Chat
    • AI Similar Incidents detection
  • Incident Response Enterprise$undefined/custom
    • All Essentials features
    • Custom forms and incident types
    • Private incidents
  • On-Call Essentials$20/user-month
    • Alert grouping and routing
    • Live call routing (1 phone number)
    • Schedules and escalation policies
  • On-Call Enterprise$undefined/custom
    • All Essentials features
    • 5 phone numbers for call routing
    • Unlimited schedules

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 Rootly if

  • You need ai sre automation.
  • You work on Web, Mobile, Slack, Microsoft Teams.
  • You also want alert routing.
Rootly review

Questions people ask

Is Arize AI or Rootly better?
Neither clearly leads. Arize AI starts at Free and Rootly at $20/user-month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Arize AI or Rootly?
Arize AI has a free tier; the other does not. Paid plans start at Free for Arize AI and $20/user-month for Rootly.
Does Arize AI or Rootly run on more platforms?
Arize AI runs on web, api. Rootly runs on Web, Mobile, Slack, Microsoft Teams.
Can I use Arize AI for free?
Yes. Arize AI has a free tier, so you can try it without paying. Rootly starts at $20/user-month.
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 Rootly is typically brought in for.
What can Arize AI do that Rootly cannot?
Arize AI covers End-to-end tracing, Evaluation framework, Prompt testing and improvement, Alyx AI engineering agent. Rootly covers AI SRE automation, Alert routing, On-call management, Incident response.

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
Rootly: How much does Rootly cost?

Rootly charges $20/user/month for both Incident Response and On-Call Essentials plans. Enterprise plans require contacting sales. Startups under 100 employees with less than $50M raised get up to 50% discount.

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
Rootly: What is Rootly AI SRE?

AI SRE is an advanced feature that provides automated root cause analysis, alert correlation with system changes, impact analysis, and remediation suggestions. Pricing requires contact with sales.

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
Rootly: Does Rootly integrate with Slack?

Yes, Rootly natively integrates with Slack for incident response workflows, allowing teams to manage incidents directly in Slack.

Source
Rootly: Are there discounts for small companies?

Yes, startups under 100 employees or less than 25 employees can get special pricing up to 50% discount. Contact Rootly sales for details.

Source
Share

Related pages

More on Arize AI

More on Rootly

Keep looking

Other head to heads