Galileovs
Arize AI


Arize AI: Arize AI provides a similar managed observability and evaluation platform for AI agents.

Evaluation and observability platform for GenAI applications and agents
As of 29 August 2026, Galileo has a free plan and paid plans start at $100/month. Enterprise platform to evaluate, monitor, and protect generative AI applications and agents in production. Softwr lists it under AI. Galileo is available on Web, API.
Overview
Galileo is a GenAI evaluation and observability platform that helps teams evaluate, monitor, and protect AI applications and agents at enterprise scale. It captures ground truth from synthetic, development, and production data, offers pre-built evaluations for RAG, agents, safety, and security, distills LLM-as-judge evaluators into compact models for cost-effective monitoring, and converts offline evaluations into production guardrails.
The honest half
Concrete and checkable, so you can decide whether any of them matter to you. This is the half of a review a vendor will not write about Galileo.
Cross-shopped
Each pairing was judged by two reviewers asking whether a buyer would genuinely weigh the two against each other. The ones that failed were deleted rather than published.


Arize AI: Arize AI provides a similar managed observability and evaluation platform for AI agents.


PromptLayer: PromptLayer offers prompt management alongside evaluation and observability for LLM applications.
Pricing
Taken from the vendor's own pricing page. Prices move, so check before you buy.
Free
Free
Pro
$100 /mo
Enterprise
On request
Capabilities
Pre-built evaluations
Provides 20+ ready-made evaluations for RAG, agents, safety, and security.
Ground truth capture
Captures ground truth from synthetic, development, and live production data.
Luna models
Distills LLM-as-judge evaluators into compact models for cheaper monitoring.
Agent behavior analysis
Identifies failure modes in agent behavior and prescribes fixes.
Production guardrails
Converts offline evaluations into live guardrails without custom integration code.
Flexible deployment
Supports SaaS, virtual private cloud, and on-premises deployment.
Answered, with sources
Each answer names the page it came from, so you can check it rather than take our word for it.
Galileo offers a free plan, a Pro plan at $100/month billed yearly (with a 33% annual discount), and a custom-priced Enterprise plan for unlimited trace capacity.
SourceThe Free plan includes 5,000 traces per month with unlimited users and unlimited custom evaluations, aimed at developers and small teams experimenting with GenAI.
SourceGalileo's pricing scales based on the number of traces processed each month, with Free capped at 5,000, Pro at 50,000, and Enterprise offering unlimited trace capacity.
SourceKeep looking
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Softwr does not host reviews and shows no star rating for Galileo, because a rating we did not collect is not ours to publish. What is here is the pricing and platform detail from the vendor’s own pages, limitations we could state concretely, and alternatives a reviewer confirmed people weigh against it. Tell us if any of it is wrong.
What people switch to, and what they give up
Every tier, and where the cost actually lands
Put it head to head with anything we hold
Its rating, and an embed for your own site
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