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Galileo AI Eval

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The AI observability and evaluation platform to stop AI failures before they happen.

From $100/mo, billed monthly (free plan available) Visit Website
Reviews on G2
17 reviews tracked

The Bottom Line

Price
From $100/mo, billed monthly (free plan available). Compare plans

Key facts

  • Provides AI evaluation, observability, and real-time protection.
  • Transforms offline evaluations into production guardrails for AI systems.
  • Offers pre-built and custom evaluators to ensure AI accuracy and safety.

Pros

  • Enables proactive mitigation of AI failures and hallucinations.
  • Accelerates AI deployment by providing clear debugging insights.
  • Offers both pre-built and customizable evaluation tools.
  • Provides real-time protection and governance for AI applications.
  • Scalable and cost-effective evaluation with Luna models.

Cons

  • Specific cons are not explicitly mentioned in the provided text.

What is Galileo AI Eval?

Galileo AI is an end-to-end platform for AI evaluation, observability, and real-time protection, designed to help developers and enterprises ship AI applications with confidence. It addresses the challenge of measuring AI accuracy both offline during development and online in production. The platform allows users to build and manage datasets, create accurate evaluations with auto-tuned metrics, and transform these evaluations into production guardrails. It provides over 20 out-of-the-box evaluators for RAG, agents, safety, and security, alongside tools to build custom evaluators. Galileo's insights engine helps debug AI systems by identifying failure modes, surfacing patterns, and prescribing fixes. It also offers real-time protection by blocking harmful outputs and security risks, and continuously improves prompts with user and subject-matter expert feedback. The platform is suitable for developers and small teams experimenting with AI, as well as enterprises requiring scalable, secure, and premium support for their AI deployments.

Available on: Web

Ratings Across the Web

4.4 (17 reviews)

Galileo AI Eval holds an aggregate rating of 4.4 out of 5 from 17 reviews across G2, last checked March 19, 2026.

Ratings aggregated from independent review platforms. Learn more

Preview

Key Features

  • Groundtruth data capture and dataset building
  • Auto-tuned evaluation metrics from live feedback
  • Luna models for low-cost, low-latency production monitoring
  • 20+ out-of-box evaluators (RAG, agents, safety, security)
  • Custom evaluator creation
  • Insights engine for debugging and identifying AI failure modes
  • Real-time guardrail policies to block harmful responses
  • Integration with code or playground UI for evaluation

Pricing Plans

Pricing checked Oct 20, 2026. Source: galileo.ai/pricing, read Oct 20, 2026

Galileo AI Eval plans and prices, checked October 2026
Plan Price Details
Free

$0 / month

  • 5,000 traces per month
  • Unlimited users
  • Unlimited custom evals
Pro

$100 / month

  • 50,000 traces per month
  • Standard RBAC
  • Advanced analytics & insights
+1 more
  • Dedicated support: Slack
Enterprise

Contact us

  • Unlimited traces
  • Custom rate limits
  • Deploy: Hosted, VPC, or on-prem
+6 more
  • Enterprise-grade security RBAC, SSO
  • Dedicated CSM
  • Real-time guardrails
  • 24/7 Support: Slack, email, or phone
  • Low-latency dedicated inference servers
  • Forward deployed engineering support

Is Galileo AI Eval worth the price?

Good value

Galileo AI Eval's pricing appears fair, offering a generous Free tier with 5,000 traces/month.

The Pro tier at $100/month for 50,000 traces is competitive for growing teams. The Enterprise tier is standard for custom solutions.

This structure is best for individuals and small teams starting out, scaling up to large enterprises with complex needs.

Hidden Costs & Gotchas

Overage fees for traces not explicitly stated

Full Galileo AI Eval pricing: every plan, hidden costs and alternatives

How Galileo AI Eval's pricing compares

At $100/mo, billed monthly, Galileo AI Eval is the most premium of its 5 comparable direct competitors.

Galileo AI Eval
$100

Entry paid plan, monthly price, billed monthly. Pricing checked Oct 20, 2026.

Email me when Galileo AI Eval changes its price

One email per change, found on the vendor's own pricing page. Unsubscribe any time.

Galileo AI Eval by the numbers

Toolradar data: Galileo AI Eval's entry paid plan ($100/mo, billed monthly) ranks #9 of 13 (joint) for price among the AI Observability tools with a verified entry price and no stated unit, where the median is $59/mo. As of Oct 2026.

Galileo AI Eval compared with 47 AI Observability tools on Toolradar, as of Oct 2026
Metric Galileo AI Eval Peer median Position (1 is best)
Entry paid plan $100/mo, billed monthly $59/mo #9 of 13 (joint) tools with no stated price unit, verified price
Free plan Yes 27 of 47 have one n/a
Listed as an alternative to 2 tools 3 #25 of 47 (joint)

Each position is counted among the tools that have data for that row, as noted under it. A lower entry price ranks higher; prices are read on vendor pages and compared only with tools priced on the same basis. All AI Observability data · How we compute this. Advertising and placement fees are not inputs to any position.

Cite this: Toolradar, “Galileo AI Eval by the numbers”, Oct 2026.

Reviews

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4.4/5

Across 17 verified user reviews on G2

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Galileo AI Eval FAQ

How does Galileo AI Eval help in debugging AI systems?

Galileo AI Eval includes an insights engine that identifies failure modes and surfaces patterns within AI systems. This feature helps users understand why their AI is failing and prescribes fixes to improve performance.

Which teams would benefit most from using Galileo AI Eval?

Galileo AI Eval is suitable for developers and small teams experimenting with AI, as well as enterprises that require scalable, secure, and premium support for their AI deployments. It helps both groups confidently ship AI applications.

How does Galileo AI Eval compare to LangSmith?

Galileo AI Eval focuses on end-to-end AI evaluation, observability, and real-time protection, offering over 20 out-of-the-box evaluators for various AI tasks. It aims to proactively mitigate AI failures and hallucinations, providing clear debugging insights to accelerate AI deployment.

Can Galileo AI Eval be used to prevent harmful AI outputs in real-time?

Yes, Galileo AI Eval offers real-time protection capabilities that block harmful outputs and security risks. It also continuously improves prompts based on user and subject-matter expert feedback to enhance safety.

Does Galileo AI Eval support custom evaluation metrics?

Galileo AI Eval provides over 20 out-of-the-box evaluators for tasks like RAG, agents, safety, and security. Additionally, it offers tools that allow users to build their own custom evaluators to meet specific needs.

How is Galileo AI Eval priced?

Galileo AI Eval is available on a free tier, allowing users to get started without initial cost. Paid plans are offered for those who require more usage and advanced features.

What kind of limitations might a user encounter with Galileo AI Eval?

While Galileo AI Eval offers extensive evaluation and observability features, users might find that its primary focus is on mitigating AI failures and providing debugging insights. Its core strength lies in evaluation and protection rather than broader development environment functionalities.

How does Galileo AI Eval pricing compare with other AI Observability tools?

Galileo AI Eval's entry paid plan ($100/mo, billed monthly) ranks #9 of 13 (joint) for price among the AI Observability tools with a verified entry price and no stated unit, where the median is $59/mo. Prices are read on each vendor's own pricing page and compared only with tools priced on the same basis. Source: Toolradar, Oct 2026.

Source: galileo.ai

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