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CAST AI vs CloudZero comparison

 

Comparison Buyer's Guide

Executive Summary

Review summaries and opinions

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Categories and Ranking

CAST AI
Ranking in Cloud Cost Management
13th
Average Rating
8.6
Reviews Sentiment
7.4
Number of Reviews
8
Ranking in other categories
No ranking in other categories
CloudZero
Ranking in Cloud Cost Management
12th
Average Rating
8.4
Reviews Sentiment
6.9
Number of Reviews
6
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of August 2026, in the Cloud Cost Management category, the mindshare of CAST AI is 1.9%, down from 2.0% compared to the previous year. The mindshare of CloudZero is 2.2%, up from 2.1% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Cloud Cost Management Mindshare Distribution
ProductMindshare (%)
CloudZero2.2%
CAST AI1.9%
Other95.9%
Cloud Cost Management
 

Featured Reviews

DeepakReddy - PeerSpot reviewer
Sr.Devops engineer at Scaler
Automated cost controls have cut cloud waste and free our team to focus on new projects
CAST AI can be improved in that automation policies require careful tuning. Sometimes it can be confusing for non-technical people or managers who are not familiar with technical details. However, it is good for technical people who are already into DevOps or cloud engineering. Spot strategies may need adjustment for sensitive workloads. The reporting and UI part can be somewhat better. Technical support can also be improved. Documentation is somewhat unclear sometimes, but not everywhere. There are many pros here, including easy onboarding, simple deployment, and excellent Kubernetes visibility, strong spot instance automation, and automated right-sizing. These features are very good for our organization because they reduce a lot of cost and reduce a lot of manual effort. However, some things can be improved, such as automation policies that require careful tuning and may need somewhat more help. Spot strategies can be improved, and some UI and documentation can also be improved.
Ravi ShankarSundarasan - PeerSpot reviewer
Senior Enterprise Cloud Architect at Blue Yonder
Multi-cloud costs have become transparent and teams gain persona-based insights to optimize spend
CloudZero is a multi-cloud cost management solution for enterprise organizations who want to view their cloud spend in a single dashboard with appropriate information and identify cost anomalies in a faster manner. The best features CloudZero offers include persona-based dashboards, meaningful data insights to optimize cloud spend, and telemetry data and integrations with other cloud platforms, along with email-based proactive cost anomaly alerts. CloudZero offers a single pane of dashboard to understand cloud cost visibility for a multi-cloud infrastructure, and we were able to drill down into unit economics to understand the unit level cost in each cloud platform. The governance and security are excellent, allowing us to create and assign permissions based on each persona, so the security features are outstanding. The accuracy and reliability are excellent by using CloudZero AI features, and we were able to get more meaningful data insights for optimizing cloud spend. The features are excellent and we were able to add the AI feature in CloudZero to get more valuable cost optimization insights. Using CloudZero dashboards, every team is able to understand their cloud spend by cloud platform and it helps to detect cost anomalies before there is a cloud cost spike.

Quotes from Members

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Pros

"CAST AI's machine learning algorithms that listen to the data generated by the cluster in order to optimize the workloads are among the best features offered."
"In the last Q2 result, because of using CAST AI, we have reduced our manpower, money, and cost by 20 to 30%, which indicates substantial funding reduction."
"Since adopting CAST AI, we achieved approximately 30-40% reduction in Kubernetes infrastructure costs."
"Overall, CAST AI has been a valuable addition to our Kubernetes platform operations."
"CAST AI has reduced approximately 40% of our AWS bills and AWS cloud bills, really impacting our organization positively and enabling us to use our cloud better."
"Since using CAST AI, we have achieved approximately 30 to 40 percent reduction in our Kubernetes infrastructure cost."
"CAST AI positively impacted our organization by leading the migration of a very high number of pre-production environments from VMs to Kubernetes."
"CAST AI monitors the workloads in the cluster and optimizes the number of nodes needed, their CPU and their memory so that we pay as little as possible."
"CloudZero is a great solution for an enterprise organization looking for a third-party cloud cost management solution, and it provides meaningful data insights for optimizing multi-cloud costs."
"CloudZero is a great tool; I have definitely enjoyed using it and have seen business benefits from it, so I am very happy with the tool."
"CloudZero has delivered practical benefits to my organization including faster cost investigation, better architecture decisions, easier executive communication, improved resource governance, and reduced manual analysis."
"CloudZero's best feature is the dashboarding capabilities."
"The best part of CloudZero is the UI for creating dashboards."
 

Cons

"Perhaps improving the documentation a little would allow it to reach that rating, which has benefited me regarding that specific focus."
"I would like to see CAST AI improved with deeper and more intelligent answers and solutions, along with additional optimization and customization options."
"The limitations of CAST AI include reporting and customization options."
"I would like to see more granular reporting, deeper cost allocation insights, and additional customization options for optimization policies in CAST AI."
"CAST AI can be improved by managing the role-based access control better."
"CAST AI can be improved in that automation policies require careful tuning."
"To improve CAST AI, I would like to see more granular reporting, deeper cost allocation insights, and additional customization options for optimization policies."
"CAST AI could be improved by adding some AI agent capabilities."
"CloudZero can be improved by ingesting more AI features for analyzing the database platform as a service, and we need more AI-related features in CloudZero."
"In terms of improvements for CloudZero, I felt there could be potential improvements in their budget section."
"I would not recommend it to small setups."
"I chose a rating of seven because I'm looking for CloudZero to focus more on the optimization side and Kubernetes clustering."
"We were applying various filters that they did not support."
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Top Industries

By visitors reading reviews
Outsourcing Company
24%
Energy/Utilities Company
13%
Educational Organization
8%
Financial Services Firm
8%
Computer Software Company
19%
Real Estate/Law Firm
11%
Outsourcing Company
7%
Financial Services Firm
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business10
Midsize Enterprise3
Large Enterprise3
By reviewers
Company SizeCount
Small Business4
Midsize Enterprise1
Large Enterprise6
 

Questions from the Community

What is your experience regarding pricing and costs for CAST AI?
CAST AI provides 80% to 85% accuracy. Because it is an AI system, sometimes it can make mistakes, but providing 80% to 85% accuracy is a pretty good number for any normal tool. It is good.
What needs improvement with CAST AI?
I would like to see CAST AI improved with deeper and more intelligent answers and solutions, along with additional optimization and customization options. The customization option in particular cou...
What is your primary use case for CAST AI?
My primary use case for CAST AI is Kubernetes cost efficiency, and since I handle the cloud system as well, CAST AI has been instrumental in helping me. We mainly use it to automate processes in AW...
What needs improvement with CloudZero?
CloudZero can be improved by ingesting more AI features for analyzing the database platform as a service, and we need more AI-related features in CloudZero. With respect to reporting, we need more ...
What advice do you have for others considering CloudZero?
Creating multi-cloud cost visibility dashboards for different personas allows us to get cloud cost visibility for Blue Yonder. If you are a SaaS organization looking for a cloud cost management sol...
What is your experience regarding pricing and costs for CloudZero?
We were able to reduce 20% cloud spend using CloudZero insights, and we were able to purchase more reservations and savings plans, perform rightsizing activities, and clean up orphaned resources in...
 

Comparisons

 

Overview

Find out what your peers are saying about CAST AI vs. CloudZero and other solutions. Updated: June 2026.
907,768 professionals have used our research since 2012.